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[routing-wg] Weekly Routing Table Report
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Routing Analysis Role Account
cscora at apnic.net
Fri May 8 20:03:58 CEST 2020
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 TZNOG, MENOG, BJNOG, SDNOG, CMNOG, LACNOG 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 09 May, 2020 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 807903 Prefixes after maximum aggregation (per Origin AS): 307689 Deaggregation factor: 2.63 Unique aggregates announced (without unneeded subnets): 396306 Total ASes present in the Internet Routing Table: 67970 Prefixes per ASN: 11.89 Origin-only ASes present in the Internet Routing Table: 58375 Origin ASes announcing only one prefix: 24342 Transit ASes present in the Internet Routing Table: 9595 Transit-only ASes present in the Internet Routing Table: 312 Average AS path length visible in the Internet Routing Table: 4.4 Max AS path length visible: 50 Max AS path prepend of ASN ( 22394) 38 Prefixes from unregistered ASNs in the Routing Table: 1107 Number of instances of unregistered ASNs: 1109 Number of 32-bit ASNs allocated by the RIRs: 31553 Number of 32-bit ASNs visible in the Routing Table: 26053 Prefixes from 32-bit ASNs in the Routing Table: 120117 Number of bogon 32-bit ASNs visible in the Routing Table: 22 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 0 Number of addresses announced to Internet: 2840843264 Equivalent to 169 /8s, 83 /16s and 212 /24s Percentage of available address space announced: 76.7 Percentage of allocated address space announced: 76.7 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 99.5 Total number of prefixes smaller than registry allocations: 600637 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 211601 Total APNIC prefixes after maximum aggregation: 62375 APNIC Deaggregation factor: 3.39 Prefixes being announced from the APNIC address blocks: 0 Unique aggregates announced from the APNIC address blocks: 0 APNIC Region origin ASes present in the Internet Routing Table: 10552 APNIC Prefixes per ASN: 0.00 APNIC Region origin ASes announcing only one prefix: 2951 APNIC Region transit ASes present in the Internet Routing Table: 1575 Average APNIC Region AS path length visible: 4.5 Max APNIC Region AS path length visible: 27 Number of APNIC region 32-bit ASNs visible in the Routing Table: 5627 Number of APNIC addresses announced to Internet: 0 Equivalent to 0 /8s, 0 /16s and 0 /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, 131072-141625 APNIC Address Blocks ARIN Region Analysis Summary ---------------------------- Prefixes being announced by ARIN Region ASes: 237006 Total ARIN prefixes after maximum aggregation: 109034 ARIN Deaggregation factor: 2.17 Prefixes being announced from the ARIN address blocks: 0 Unique aggregates announced from the ARIN address blocks: 0 ARIN Region origin ASes present in the Internet Routing Table: 18488 ARIN Prefixes per ASN: 0.00 ARIN Region origin ASes announcing only one prefix: 6744 ARIN Region transit ASes present in the Internet Routing Table: 1917 Average ARIN Region AS path length visible: 3.9 Max ARIN Region AS path length visible: 42 Number of ARIN region 32-bit ASNs visible in the Routing Table: 3230 Number of ARIN addresses announced to Internet: 0 Equivalent to 0 /8s, 0 /16s and 0 /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, 393216-399260 ARIN Address Blocks RIPE Region Analysis Summary ---------------------------- Prefixes being announced by RIPE Region ASes: 229629 Total RIPE prefixes after maximum aggregation: 106279 RIPE Deaggregation factor: 2.16 Prefixes being announced from the RIPE address blocks: 0 Unique aggregates announced from the RIPE address blocks: 0 RIPE Region origin ASes present in the Internet Routing Table: 27047 RIPE Prefixes per ASN: 0.00 RIPE Region origin ASes announcing only one prefix: 11719 RIPE Region transit ASes present in the Internet Routing Table: 3830 Average RIPE Region AS path length visible: 4.4 Max RIPE Region AS path length visible: 31 Number of RIPE region 32-bit ASNs visible in the Routing Table: 9135 Number of RIPE addresses announced to Internet: 0 Equivalent to 0 /8s, 0 /16s and 0 /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 196608-213403 RIPE Address Blocks LACNIC Region Analysis Summary ------------------------------ Prefixes being announced by LACNIC Region ASes: 106119 Total LACNIC prefixes after maximum aggregation: 24608 LACNIC Deaggregation factor: 4.31 Prefixes being announced from the LACNIC address blocks: 0 Unique aggregates announced from the LACNIC address blocks: 0 LACNIC Region origin ASes present in the Internet Routing Table: 9810 LACNIC Prefixes per ASN: 0.00 LACNIC Region origin ASes announcing only one prefix: 2438 LACNIC Region transit ASes present in the Internet Routing Table: 1844 Average LACNIC Region AS path length visible: 5.1 Max LACNIC Region AS path length visible: 50 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 7383 Number of LACNIC addresses announced to Internet: 0 Equivalent to 0 /8s, 0 /16s and 0 /24s LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 64099-64197, 262144-270748 + ERX transfers LACNIC Address Blocks AfriNIC Region Analysis Summary ------------------------------- Prefixes being announced by AfriNIC Region ASes: 22440 Total AfriNIC prefixes after maximum aggregation: 4678 AfriNIC Deaggregation factor: 4.80 Prefixes being announced from the AfriNIC address blocks: 0 Unique aggregates announced from the AfriNIC address blocks: 0 AfriNIC Region origin ASes present in the Internet Routing Table: 1388 AfriNIC Prefixes per ASN: 0.00 AfriNIC Region origin ASes announcing only one prefix: 490 AfriNIC Region transit ASes present in the Internet Routing Table: 268 Average AfriNIC Region AS path length visible: 5.1 Max AfriNIC Region AS path length visible: 23 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 678 Number of AfriNIC addresses announced to Internet: 0 Equivalent to 0 /8s, 0 /16s and 0 /24s AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers AfriNIC Address Blocks APNIC Region per AS prefix count summary ---------------------------------------- ASN No of nets /20 equiv MaxAgg Description 7545 5445 686 636 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4739 4192 73 ERX-CERNET-BKB China Education and Rese 7552 3389 1330 22 VIETEL-AS-AP Viettel Group, VN 45899 2811 1766 151 VNPT-AS-VN VNPT Corp, VN 7713 2709 830 515 TELKOMNET-AS-AP PT Telekomunikasi Indon 9808 2574 9043 62 CMNET-GD Guangdong Mobile Communication 9498 2268 434 223 BBIL-AP BHARTI Airtel Ltd., IN 4766 2267 11102 561 KIXS-AS-KR Korea Telecom, KR 4755 2126 441 194 TATACOMM-AS TATA Communications formerl 9394 2042 4914 20 CTTNET China TieTong Telecommunications 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 11492 4352 291 664 CABLEONE, US 7155 4034 280 28 VIASAT-SP-BACKBONE, US 16509 3996 8007 1791 AMAZON-02, US 22773 3542 2969 153 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3368 1324 92 SHAW, CA 16625 3094 1625 2208 AKAMAI-AS, US 30036 2403 366 95 MEDIACOM-ENTERPRISE-BUSINESS, US 209 2401 5077 535 CENTURYLINK-US-LEGACY-QWEST, US 5650 2302 2981 1621 FRONTIER-FRTR, US 26484 2191 137 198 IKGUL-26484, 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 12479 5767 1603 138 UNI2-AS, ES 31334 4768 484 13 KABELDEUTSCHLAND-AS, DE 39891 3651 203 20 ALJAWWALSTC-AS, SA 8551 3201 379 45 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 20940 2960 443 2024 AKAMAI-ASN1, EU 12389 2496 2251 725 ROSTELECOM-AS, RU 9009 2133 222 1169 M247, GB 34984 2111 351 561 TELLCOM-AS, TR 13188 1607 100 35 TRIOLAN, UA 25019 1181 987 110 SAUDINETSTC-AS, SA 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 8151 6530 3305 586 Uninet S.A. de C.V., MX 10620 3350 530 530 Telmex Colombia S.A., CO 11830 2665 369 63 Instituto Costarricense de Electricidad 6503 1686 327 388 Axtel, S.A.B. de C.V., MX 7303 1553 1032 258 Telecom Argentina S.A., AR 13999 1382 507 335 Mega Cable, S.A. de C.V., MX 28573 1374 2242 203 CLARO S.A., BR 6147 1153 379 39 Telefonica del Peru S.A.A., PE 3816 1096 568 144 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 11172 957 112 70 Alestra, S. de R.L. de C.V., MX 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 1391 393 22 LINKdotNET-AS, EG 24835 1114 574 25 RAYA-AS, EG 36992 1091 1539 76 ETISALAT-MISR, EG 36903 890 467 88 MT-MPLS, MA 29571 601 68 12 ORANGE-COTE-IVOIRE, CI 6713 562 1863 34 IAM-AS, MA 37342 466 32 1 MOVITEL, MZ 36935 409 522 44 Vodafone-, EG 23889 365 231 15 MauritiusTelecom, MU 15399 351 45 10 WANANCHI-, KE 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 8151 6530 3305 586 Uninet S.A. de C.V., MX 12479 5767 1603 138 UNI2-AS, ES 7545 5445 686 636 TPG-INTERNET-AP TPG Telecom Limited, AU 31334 4768 484 13 KABELDEUTSCHLAND-AS, DE 4538 4739 4192 73 ERX-CERNET-BKB China Education and Rese 11492 4352 291 664 CABLEONE, US 7155 4034 280 28 VIASAT-SP-BACKBONE, US 16509 3996 8007 1791 AMAZON-02, US 39891 3651 203 20 ALJAWWALSTC-AS, SA 22773 3542 2969 153 ASN-CXA-ALL-CCI-22773-RDC, US Complete listing at http://thyme.rand.apnic.net/current/data-ASnet Global Per AS Maximum Aggregation summary ----------------------------------------- ASN No of nets Net Savings Description 12479 5767 5629 UNI2-AS, ES 7545 5445 4809 TPG-INTERNET-AP TPG Telecom Limited, AU 31334 4768 4755 KABELDEUTSCHLAND-AS, DE 4538 4739 4666 ERX-CERNET-BKB China Education and Research Net 7155 4034 4006 VIASAT-SP-BACKBONE, US 11492 4352 3688 CABLEONE, US 39891 3651 3631 ALJAWWALSTC-AS, SA 22773 3542 3389 ASN-CXA-ALL-CCI-22773-RDC, US 7552 3389 3367 VIETEL-AS-AP Viettel Group, VN 6327 3368 3276 SHAW, CA Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Net Originated Transit AS Transit AS Name 62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US 393266 UNALLOCATED 8.23.52.0/24 174 COGENT-174, US 62485 UNALLOCATED 8.23.229.0/24 3356 LEVEL3, US 32985 UNALLOCATED 8.28.31.0/24 3356 LEVEL3, US 394936 UNALLOCATED 8.33.224.0/24 174 COGENT-174, US 14109 UNALLOCATED 8.38.252.0/24 3356 LEVEL3, US 23061 UNALLOCATED 8.39.119.0/24 3356 LEVEL3, US 26584 UNALLOCATED 8.42.62.0/23 209 CENTURYLINK-US-LEGACY-QWEST, 395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US 40544 UNALLOCATED 12.0.33.0/24 6461 ZAYO-6461, US Complete listing at http://thyme.rand.apnic.net/current/data-badAS Prefixes from private and non-routed address space (Global) ----------------------------------------------------------- Prefix Origin AS Description 192.88.99.0/24 6939 HURRICANE, US 198.18.17.0/24 18229 CTRLS-AS-IN CtrlS Datacenters Ltd., IN Complete listing at http://thyme.rand.apnic.net/current/data-dsua Number of prefixes announced per prefix length (Global) ------------------------------------------------------- /1:0 /2:0 /3:0 /4:0 /5:0 /6:0 /7:0 /8:9 /9:11 /10:38 /11:99 /12:286 /13:578 /14:1167 /15:1915 /16:13351 /17:8242 /18:13611 /19:25818 /20:40699 /21:48063 /22:100236 /23:82842 /24:469658 /25:1280 /26:0 /27:0 /28:0 /29:0 /30:0 /31:0 /32:0 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 12479 5608 5767 UNI2-AS, ES 8151 5139 6530 Uninet S.A. de C.V., MX 31334 4757 4768 KABELDEUTSCHLAND-AS, DE 11492 4106 4352 CABLEONE, US 7155 3900 4034 VIASAT-SP-BACKBONE, US 16509 3867 3996 AMAZON-02, US 39891 3651 3651 ALJAWWALSTC-AS, SA 7545 3441 5445 TPG-INTERNET-AP TPG Telecom Limited, AU 22773 3433 3542 ASN-CXA-ALL-CCI-22773-RDC, US 7552 3279 3389 VIETEL-AS-AP Viettel Group, VN Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1561 2:1161 3:30 4:19 5:3344 6:51 8:1410 9:1 11:1 12:1787 13:508 14:2291 15:75 16:9 17:296 18:81 20:97 23:3550 24:2265 25:2 27:2495 31:3095 32:104 34:3 35:42 36:923 37:3270 38:1968 39:398 40:124 41:3595 42:660 43:2115 44:207 45:14223 46:3702 47:286 49:1449 50:1424 51:92 52:1073 54:263 55:676 56:6 57:52 58:1758 59:1171 60:729 61:2262 62:2200 63:1982 64:5145 65:2296 66:4958 67:2849 68:1183 69:3863 70:1432 71:679 72:2892 74:2607 75:1436 76:671 77:2830 78:1655 79:2363 80:1923 81:1622 82:1269 83:1175 84:1233 85:2503 86:546 87:1714 88:986 89:2768 90:313 91:7925 92:1506 93:2496 94:2688 95:3896 96:1203 97:330 98:937 99:977 100:87 101:971 102:922 103:23620 104:3410 105:381 106:805 107:1961 108:707 109:3728 110:1832 111:2009 112:1602 113:1359 114:1532 115:1826 116:1790 117:2078 118:2084 119:1717 120:815 121:1034 122:2419 123:1984 124:1549 125:2029 128:1352 129:1199 130:633 131:1836 132:765 133:300 134:1309 135:285 136:618 137:858 138:2169 139:994 140:639 141:949 142:902 143:1210 144:980 145:331 146:1495 147:1049 148:2108 149:1168 150:859 151:1303 152:1485 153:384 154:4669 155:1041 156:3267 157:1104 158:830 159:1978 160:1927 161:1041 162:3062 163:857 164:1458 165:1290 166:535 167:1608 168:3475 169:534 170:4187 171:768 172:1916 173:2534 174:1005 175:1018 176:2653 177:4232 178:3045 179:1548 180:2278 181:2528 182:3084 183:1123 184:2420 185:16436 186:3751 187:2718 188:4107 189:2283 190:8656 191:1419 192:10351 193:7494 194:6128 195:4378 196:3219 197:1874 198:6089 199:5961 200:7199 201:5235 202:10523 203:10165 204:4576 205:3088 206:3202 207:3277 208:4074 209:4419 210:3988 211:1977 212:3337 213:3072 214:1174 215:61 216:5982 217:2411 218:844 219:596 220:2027 221:916 222:998 223:1452 End of report
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