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[routing-wg] Weekly Routing Table Report
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Routing Analysis Role Account
cscora at apnic.net
Fri Oct 20 20:02:40 CEST 2017
This is an automated weekly mailing describing the state of the Internet Routing Table as seen from APNIC's router in Japan. The posting is sent to APOPS, NANOG, AfNOG, SANOG, PacNOG, SAFNOG MENOG, BJNOG, SDNOG, CMNOG, LACNOG, IRNOG and the RIPE Routing WG. Daily listings are sent to bgp-stats at lists.apnic.net For historical data, please see http://thyme.rand.apnic.net. If you have any comments please contact Philip Smith <pfsinoz at gmail.com>. Routing Table Report 04:00 +10GMT Sat 21 Oct, 2017 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 664841 Prefixes after maximum aggregation (per Origin AS): 259627 Deaggregation factor: 2.56 Unique aggregates announced (without unneeded subnets): 321831 Total ASes present in the Internet Routing Table: 58796 Prefixes per ASN: 11.31 Origin-only ASes present in the Internet Routing Table: 50787 Origin ASes announcing only one prefix: 22389 Transit ASes present in the Internet Routing Table: 8009 Transit-only ASes present in the Internet Routing Table: 235 Average AS path length visible in the Internet Routing Table: 4.3 Max AS path length visible: 30 Max AS path prepend of ASN (206156) 26 Prefixes from unregistered ASNs in the Routing Table: 87 Number of instances of unregistered ASNs: 87 Number of 32-bit ASNs allocated by the RIRs: 20331 Number of 32-bit ASNs visible in the Routing Table: 16153 Prefixes from 32-bit ASNs in the Routing Table: 66379 Number of bogon 32-bit ASNs visible in the Routing Table: 21 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 386 Number of addresses announced to Internet: 2856852064 Equivalent to 170 /8s, 72 /16s and 26 /24s Percentage of available address space announced: 77.2 Percentage of allocated address space announced: 77.2 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 98.7 Total number of prefixes smaller than registry allocations: 219481 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 183270 Total APNIC prefixes after maximum aggregation: 52668 APNIC Deaggregation factor: 3.48 Prefixes being announced from the APNIC address blocks: 182323 Unique aggregates announced from the APNIC address blocks: 75594 APNIC Region origin ASes present in the Internet Routing Table: 8418 APNIC Prefixes per ASN: 21.66 APNIC Region origin ASes announcing only one prefix: 2341 APNIC Region transit ASes present in the Internet Routing Table: 1206 Average APNIC Region AS path length visible: 4.4 Max APNIC Region AS path length visible: 29 Number of APNIC region 32-bit ASNs visible in the Routing Table: 3261 Number of APNIC addresses announced to Internet: 765538528 Equivalent to 45 /8s, 161 /16s and 48 /24s APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319, 58368-59391, 63488-64098, 64297-64395, 131072-137529 APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8, 49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8, 106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8, 116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8, 123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8, 163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8, 203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8, 222/8, 223/8, ARIN Region Analysis Summary ---------------------------- Prefixes being announced by ARIN Region ASes: 199937 Total ARIN prefixes after maximum aggregation: 96532 ARIN Deaggregation factor: 2.07 Prefixes being announced from the ARIN address blocks: 201429 Unique aggregates announced from the ARIN address blocks: 94119 ARIN Region origin ASes present in the Internet Routing Table: 18008 ARIN Prefixes per ASN: 11.19 ARIN Region origin ASes announcing only one prefix: 6655 ARIN Region transit ASes present in the Internet Routing Table: 1776 Average ARIN Region AS path length visible: 3.8 Max ARIN Region AS path length visible: 23 Number of ARIN region 32-bit ASNs visible in the Routing Table: 2232 Number of ARIN addresses announced to Internet: 1110528800 Equivalent to 66 /8s, 49 /16s and 83 /24s ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106 (pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153 3354-4607, 4865-5119, 5632-6655, 6912-7466 7723-8191, 10240-12287, 13312-15359, 16384-17407 18432-20479, 21504-23551, 25600-26591, 26624-27647, 29696-30719, 31744-33791 35840-36863, 39936-40959, 46080-47103 53248-55295, 62464-63487, 64198-64296, 393216-397212 ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8, 12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8, 20/8, 21/8, 22/8, 23/8, 24/8, 26/8, 28/8, 29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8, 40/8, 44/8, 45/8, 47/8, 48/8, 50/8, 52/8, 53/8, 54/8, 55/8, 56/8, 57/8, 63/8, 64/8, 65/8, 66/8, 67/8, 68/8, 69/8, 70/8, 71/8, 72/8, 73/8, 74/8, 75/8, 76/8, 96/8, 97/8, 98/8, 99/8, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8, 130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8, 138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8, 147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8, 158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8, 166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8, 174/8, 184/8, 192/8, 198/8, 199/8, 204/8, 205/8, 206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8, RIPE Region Analysis Summary ---------------------------- Prefixes being announced by RIPE Region ASes: 178718 Total RIPE prefixes after maximum aggregation: 87403 RIPE Deaggregation factor: 2.04 Prefixes being announced from the RIPE address blocks: 174719 Unique aggregates announced from the RIPE address blocks: 105434 RIPE Region origin ASes present in the Internet Routing Table: 24515 RIPE Prefixes per ASN: 7.13 RIPE Region origin ASes announcing only one prefix: 11223 RIPE Region transit ASes present in the Internet Routing Table: 3506 Average RIPE Region AS path length visible: 4.5 Max RIPE Region AS path length visible: 30 Number of RIPE region 32-bit ASNs visible in the Routing Table: 6286 Number of RIPE addresses announced to Internet: 713571968 Equivalent to 42 /8s, 136 /16s and 62 /24s RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614 (pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631 6656-6911, 8192-9215, 12288-13311, 15360-16383 20480-21503, 24576-25599, 28672-29695 30720-31743, 33792-35839, 38912-39935 40960-45055, 47104-52223, 56320-58367 59392-61439, 61952-62463, 64396-64495 196608-207259 RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8, 62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8, 83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8, 90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8, 141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8, LACNIC Region Analysis Summary ------------------------------ Prefixes being announced by LACNIC Region ASes: 85162 Total LACNIC prefixes after maximum aggregation: 19053 LACNIC Deaggregation factor: 4.47 Prefixes being announced from the LACNIC address blocks: 86402 Unique aggregates announced from the LACNIC address blocks: 39199 LACNIC Region origin ASes present in the Internet Routing Table: 6493 LACNIC Prefixes per ASN: 13.31 LACNIC Region origin ASes announcing only one prefix: 1818 LACNIC Region transit ASes present in the Internet Routing Table: 1190 Average LACNIC Region AS path length visible: 5.1 Max LACNIC Region AS path length visible: 25 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 4015 Number of LACNIC addresses announced to Internet: 172256992 Equivalent to 10 /8s, 68 /16s and 110 /24s LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 64099-64197, 262144-268700 + ERX transfers LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8, 191/8, 200/8, 201/8, AfriNIC Region Analysis Summary ------------------------------- Prefixes being announced by AfriNIC Region ASes: 17665 Total AfriNIC prefixes after maximum aggregation: 3897 AfriNIC Deaggregation factor: 4.53 Prefixes being announced from the AfriNIC address blocks: 19582 Unique aggregates announced from the AfriNIC address blocks: 7168 AfriNIC Region origin ASes present in the Internet Routing Table: 1090 AfriNIC Prefixes per ASN: 17.97 AfriNIC Region origin ASes announcing only one prefix: 351 AfriNIC Region transit ASes present in the Internet Routing Table: 215 Average AfriNIC Region AS path length visible: 4.6 Max AfriNIC Region AS path length visible: 21 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 359 Number of AfriNIC addresses announced to Internet: 94459904 Equivalent to 5 /8s, 161 /16s and 88 /24s AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers AfriNIC Address Blocks 41/8, 102/8, 105/8, 154/8, 196/8, 197/8, APNIC Region per AS prefix count summary ---------------------------------------- ASN No of nets /20 equiv MaxAgg Description 4538 5278 4192 76 ERX-CERNET-BKB China Education and Rese 7545 4000 408 405 TPG-INTERNET-AP TPG Telecom Limited, AU 17974 2787 900 77 TELKOMNET-AS2-AP PT Telekomunikasi Indo 4766 2776 11126 751 KIXS-AS-KR Korea Telecom, KR 9829 2763 1499 541 BSNL-NIB National Internet Backbone, IN 9808 2360 8699 32 CMNET-GD Guangdong Mobile Communication 9394 2173 4931 27 CTTNET China TieTong Telecommunications 4755 2104 422 221 TATACOMM-AS TATA Communications formerl 45899 2097 1482 150 VNPT-AS-VN VNPT Corp, VN 7552 2074 1180 84 VIETEL-AS-AP Viettel Corporation, VN Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 6327 3359 1325 84 SHAW - Shaw Communications Inc., CA 22773 3304 2952 158 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi 18566 2175 405 107 MEGAPATH5-US - MegaPath Corporation, US 6389 2045 3671 39 BELLSOUTH-NET-BLK - BellSouth.net Inc., 20115 2045 2272 429 CHARTER-NET-HKY-NC - Charter Communicat 209 1951 5067 651 CENTURYLINK-US-LEGACY-QWEST - Qwest Com 16509 1863 4032 561 AMAZON-02 - Amazon.com, Inc., US 30036 1834 329 296 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom 701 1679 10589 626 UUNET - MCI Communications Services, In 11492 1630 240 563 CABLEONE - CABLE ONE, INC., US Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 39891 3387 186 23 ALJAWWALSTC-AS, SA 20940 2809 839 2026 AKAMAI-ASN1, US 8551 2508 378 42 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 34984 2064 333 428 TELLCOM-AS, TR 12389 1864 1675 722 ROSTELECOM-AS, RU 12479 1796 1063 72 UNI2-AS, ES 9121 1775 1691 17 TTNET, TR 13188 1604 100 52 TRIOLAN, UA 6849 1225 355 21 UKRTELNET, UA 8402 1213 544 14 CORBINA-AS OJSC "Vimpelcom", RU Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 10620 3545 538 287 Telmex Colombia S.A., CO 8151 3217 3467 585 Uninet S.A. de C.V., MX 11830 2327 367 41 Instituto Costarricense de Electricidad 6503 1580 437 53 Axtel, S.A.B. de C.V., MX 7303 1479 1013 195 Telecom Argentina S.A., AR 6147 1274 377 27 Telefonica del Peru S.A.A., PE 3816 1031 509 103 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 28573 999 2304 179 CLARO S.A., BR 11172 912 126 86 Alestra, S. de R.L. de C.V., MX 18881 901 1058 25 TELEFÔNICA BRASIL S.A, BR Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 24863 1209 398 48 LINKdotNET-AS, EG 37611 776 91 8 Afrihost, ZA 36903 706 355 139 MT-MPLS, MA 36992 668 1383 31 ETISALAT-MISR, EG 24835 515 850 15 RAYA-AS, EG 8452 509 1730 17 TE-AS TE-AS, EG 29571 428 36 10 CITelecom-AS, CI 37492 416 354 77 ORANGE-, TN 15399 356 35 7 WANANCHI-, KE 2018 298 327 73 TENET-1, ZA Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 4538 5278 4192 76 ERX-CERNET-BKB China Education and Rese 7545 4000 408 405 TPG-INTERNET-AP TPG Telecom Limited, AU 10620 3545 538 287 Telmex Colombia S.A., CO 39891 3387 186 23 ALJAWWALSTC-AS, SA 6327 3359 1325 84 SHAW - Shaw Communications Inc., CA 22773 3304 2952 158 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi 8151 3217 3467 585 Uninet S.A. de C.V., MX 20940 2809 839 2026 AKAMAI-ASN1, US 17974 2787 900 77 TELKOMNET-AS2-AP PT Telekomunikasi Indo 4766 2776 11126 751 KIXS-AS-KR Korea Telecom, KR Complete listing at http://thyme.rand.apnic.net/current/data-ASnet Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 7545 4000 3595 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 3387 3364 ALJAWWALSTC-AS, SA 6327 3359 3275 SHAW - Shaw Communications Inc., CA 10620 3545 3258 Telmex Colombia S.A., CO 22773 3304 3146 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 17974 2787 2710 TELKOMNET-AS2-AP PT Telekomunikasi Indonesia, I 8151 3217 2632 Uninet S.A. de C.V., MX 8551 2508 2466 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 9808 2360 2328 CMNET-GD Guangdong Mobile Communication Co.Ltd. 11830 2327 2286 Instituto Costarricense de Electricidad y Telec Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Network Transit AS Description 65602 UNALLOCATED 8.225.192.0/24 30372 SUNESYS2 - Sunesys, LLC, US 65456 PRIVATE 31.171.126.0/23 199311 AZRT-LX Local Internet Exchang 64525 PRIVATE 45.119.143.0/24 133275 GIGANTIC-AS Gigantic Infotel P 64525 PRIVATE 45.125.62.0/24 133275 GIGANTIC-AS Gigantic Infotel P 65530 PRIVATE 45.249.40.0/24 133720 SOFTCALLCOC-AS SOFT CALL CUST- 65001 PRIVATE 46.237.40.0/21 13118 ASN-YARTELECOM PJSC Rostelecom 65534 PRIVATE 58.68.109.0/24 10201 DWL-AS-IN Dishnet Wireless Lim 64513 PRIVATE 62.150.101.0/24 9155 QNET Kuwait, KW 290012147 UNALLOCATED 63.65.43.0/24 7046 RFC2270-UUNET-CUSTOMER - MCI C 65538 DOCUMENT 64.27.253.0/24 1273 CW Vodafone Group PLC, GB Complete listing at http://thyme.rand.apnic.net/current/data-badAS Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 14.128.14.0/23 10247 NETLINE, ZA 14.192.50.0/23 10247 NETLINE, ZA 14.192.58.0/23 10247 NETLINE, ZA 27.100.7.0/24 56096 UNKNOWN 36.255.250.0/23 10247 NETLINE, ZA 41.78.180.0/23 37265 -Reserved AS-, ZZ 43.228.144.0/22 9829 BSNL-NIB National Internet Backbone, IN 43.251.20.0/22 9381 WTT-AS-AP WTT HK Limited, HK 43.251.84.0/22 133676 PNPL-AS Precious netcom pvt ltd, IN 43.251.84.0/23 133676 PNPL-AS Precious netcom pvt ltd, IN Complete listing at http://thyme.rand.apnic.net/current/data-add-IANA Number of prefixes announced per prefix length (Global) ------------------------------------------------------- /1:0 /2:0 /3:0 /4:0 /5:0 /6:0 /7:0 /8:15 /9:13 /10:36 /11:106 /12:285 /13:553 /14:1050 /15:1866 /16:13398 /17:7739 /18:13627 /19:25100 /20:38989 /21:42822 /22:80447 /23:65685 /24:370901 /25:842 /26:621 /27:646 /28:35 /29:21 /30:15 /31:2 /32:27 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 6327 3157 3359 SHAW - Shaw Communications Inc., CA 39891 2946 3387 ALJAWWALSTC-AS, SA 22773 2525 3304 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 18566 2070 2175 MEGAPATH5-US - MegaPath Corporation, US 8551 1972 2508 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11830 1697 2327 Instituto Costarricense de Electricidad y Telec 30036 1609 1834 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom Communi 10620 1532 3545 Telmex Colombia S.A., CO 11492 1449 1630 CABLEONE - CABLE ONE, INC., US 34984 1367 2064 TELLCOM-AS, TR Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1566 2:838 4:18 5:2471 6:38 7:1 8:1070 9:1 12:1849 13:163 14:1709 15:29 16:3 17:175 18:76 20:59 23:2458 24:1651 25:2 27:2357 29:1 31:1933 32:89 35:21 36:418 37:2386 38:1411 39:74 40:98 41:3046 42:496 43:1927 44:85 45:3110 46:2837 47:172 49:1328 50:1015 51:19 52:868 54:353 55:2 56:4 57:43 58:1562 59:993 60:355 61:2025 62:1736 63:1848 64:4590 65:2225 66:4450 67:2311 68:1189 69:3169 70:1161 71:610 72:2114 74:2623 75:388 76:411 77:1498 78:1563 79:1950 80:1419 81:1413 82:1024 83:750 84:983 85:1931 86:467 87:1213 88:829 89:2254 90:171 91:6217 92:1032 93:2315 94:2402 95:2645 96:650 97:352 98:963 99:97 100:153 101:1303 102:1 103:15969 104:3065 105:208 106:564 107:1686 108:829 109:2902 110:1485 111:1744 112:1286 113:1253 114:1063 115:1569 116:1666 117:1837 118:2148 119:1650 120:911 121:1069 122:2429 123:1864 124:1493 125:1817 128:934 129:670 130:443 131:1499 132:602 133:193 134:794 135:227 136:359 137:497 138:1963 139:536 140:381 141:677 142:740 143:915 144:785 145:186 146:1108 147:704 148:1514 149:600 150:705 151:1007 152:722 153:301 154:923 155:750 156:695 157:739 158:595 159:1569 160:773 161:730 162:2500 163:509 164:984 165:1438 166:387 167:1310 168:3039 169:818 170:3498 171:379 172:994 173:1898 174:810 175:758 176:1867 177:3967 178:2483 179:1130 180:2212 181:2076 182:2461 183:817 184:899 185:11159 186:3272 187:2281 188:2596 189:1886 190:8150 191:1354 192:9692 193:5831 194:4735 195:3968 196:2191 197:1264 198:5534 199:5874 200:7220 201:4630 202:10331 203:9950 204:4520 205:2857 206:3010 207:3120 208:3967 209:3961 210:3932 211:2084 212:2856 213:2586 214:856 215:66 216:5723 217:2097 218:915 219:598 220:1672 221:941 222:722 223:1298 End of report
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