This is an automated weekly mailing describing the state of the IPv4 Research & Education Routing Table received by NSRC's collector from Guam's network. Daily listings are sent to ren-bgp-stats-all@lists.nsrc.org. For historical data, please see https://bgp.nsrc.org. If you have any comments please contact Philip Smith . IPv4 R&E Routing Table Report 21:25 GMT Sat 09 Dec, 2023 IPv4 BGP Table (Global) as seen at Guam. Report Website: https://bgp.nsrc.org/REN Detailed Analysis: https://bgp.nsrc.org/REN/Guam/ Analysis Summary ---------------- BGP routing table entries examined: 948817 Prefixes after maximum aggregation (per Origin AS): 356106 Deaggregation factor: 2.66 Unique aggregates announced (without unneeded subnets): 455581 Number of IPv4 prefixes with a valid ROA: 442269 Number of IPv4 prefixes with an invalid ROA: 5 Number of IPv4 prefixes with no ROA: 506543 Total ASes present in the Internet Routing Table: 75088 Prefixes per ASN: 12.64 Origin-only ASes present in the Internet Routing Table: 64476 Origin ASes announcing only one prefix: 26072 Transit ASes present in the Internet Routing Table: 10612 Transit-only ASes present in the Internet Routing Table: 474 Paths with bogon ASNs present in the IPv4 Routing Table: 10 Average AS path length visible in the Internet Routing Table: 5.1 Max AS path length visible: 40 Max AS path prepend of ASN (203217) 33 Prefixes from unregistered ASNs in the Routing Table: 991 Number of instances of unregistered ASNs: 991 Number of 32-bit ASNs allocated by the RIRs: 43210 Number of 32-bit ASNs visible in the Routing Table: 35492 Prefixes from 32-bit ASNs in the Routing Table: 182927 Number of bogon 32-bit ASNs visible in the Routing Table: 6 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 398 Number of addresses announced to Internet: 3048387584 Equivalent to 181 /8s, 178 /16s and 180 /24s Percentage of available address space announced: 82.3 Percentage of allocated address space announced: 82.3 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 99.6 Total number of prefixes smaller than registry allocations: 319088 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 246742 Total APNIC prefixes after maximum aggregation: 71195 APNIC Deaggregation factor: 3.47 Prefixes being announced from the APNIC address blocks: 239914 Unique aggregates announced from the APNIC address blocks: 99345 APNIC Region origin ASes present in the Internet Routing Table: 13763 APNIC Prefixes per ASN: 17.43 APNIC Region origin ASes announcing only one prefix: 4141 APNIC Region transit ASes present in the Internet Routing Table: 1849 Average APNIC Region AS path length visible: 5.6 Max APNIC Region AS path length visible: 33 Number of APNIC region 32-bit ASNs visible in the Routing Table: 9118 Number of APNIC addresses announced to Internet: 770913856 Equivalent to 45 /8s, 243 /16s and 54 /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, 131072-153913 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: 275659 Total ARIN prefixes after maximum aggregation: 124551 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 280496 Unique aggregates announced from the ARIN address blocks: 133053 ARIN Region origin ASes present in the Internet Routing Table: 19079 ARIN Prefixes per ASN: 14.70 ARIN Region origin ASes announcing only one prefix: 6952 ARIN Region transit ASes present in the Internet Routing Table: 1957 Average ARIN Region AS path length visible: 4.8 Max ARIN Region AS path length visible: 25 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4826 Number of ARIN addresses announced to Internet: 1276462912 Equivalent to 76 /8s, 21 /16s and 71 /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, 393216-401308 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, 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: 264867 Total RIPE prefixes after maximum aggregation: 124959 RIPE Deaggregation factor: 2.12 Prefixes being announced from the RIPE address blocks: 259445 Unique aggregates announced from the RIPE address blocks: 160720 RIPE Region origin ASes present in the Internet Routing Table: 28525 RIPE Prefixes per ASN: 9.10 RIPE Region origin ASes announcing only one prefix: 12089 RIPE Region transit ASes present in the Internet Routing Table: 3906 Average RIPE Region AS path length visible: 4.7 Max RIPE Region AS path length visible: 40 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11488 Number of RIPE addresses announced to Internet: 714628736 Equivalent to 42 /8s, 152 /16s and 94 /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 196608-216475 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: 128666 Total LACNIC prefixes after maximum aggregation: 28699 LACNIC Deaggregation factor: 4.48 Prefixes being announced from the LACNIC address blocks: 127259 Unique aggregates announced from the LACNIC address blocks: 49376 LACNIC Region origin ASes present in the Internet Routing Table: 11058 LACNIC Prefixes per ASN: 11.51 LACNIC Region origin ASes announcing only one prefix: 2280 LACNIC Region transit ASes present in the Internet Routing Table: 2376 Average LACNIC Region AS path length visible: 5.6 Max LACNIC Region AS path length visible: 38 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8907 Number of LACNIC addresses announced to Internet: 178358272 Equivalent to 10 /8s, 161 /16s and 136 /24s LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 64099-64197, 262144-273820 + 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: 31892 Total AfriNIC prefixes after maximum aggregation: 6039 AfriNIC Deaggregation factor: 5.28 Prefixes being announced from the AfriNIC address blocks: 41305 Unique aggregates announced from the AfriNIC address blocks: 12768 AfriNIC Region origin ASes present in the Internet Routing Table: 1813 AfriNIC Prefixes per ASN: 22.78 AfriNIC Region origin ASes announcing only one prefix: 610 AfriNIC Region transit ASes present in the Internet Routing Table: 336 Average AfriNIC Region AS path length visible: 5.4 Max AfriNIC Region AS path length visible: 28 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1153 Number of AfriNIC addresses announced to Internet: 107706624 Equivalent to 6 /8s, 107 /16s and 121 /24s AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers AfriNIC Address Blocks 41/8, 45/8, 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 9808 9741 8729 41 CHINAMOBILE-CN China Mobile Communicati 7545 5677 784 690 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4425 347 25 FPT-AS-AP FPT Telecom Company, VN 7552 3830 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3586 1047 70 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3351 1872 98 VNPT-AS-VN VNPT Corp, VN 9498 3249 494 248 BBIL-AP BHARTI Airtel Ltd., IN 24560 2640 853 366 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2232 11258 588 KIXS-AS-KR Korea Telecom, KR 4755 2164 442 195 TATACOMM-AS TATA Communications formerl Complete listing at https://bgp.nsrc.org/REN/Guam/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 16509 9401 11178 3344 AMAZON-02, US 11492 4561 303 681 CABLEONE, US 7155 4166 288 96 VIASAT-SP-BACKBONE, US 6327 3560 1320 68 SHAW, CA 22773 3508 3056 302 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3188 1418 2329 AKAMAI-AS, US 749 3163 54930 2415 DNIC-AS-00749, US 367 2975 3838 1411 DNIC-ASBLK-00306-00371, US 396982 2724 3631 375 GOOGLE-CLOUD-PLATFORM, US 7018 2581 23628 1598 ATT-INTERNET4, US Complete listing at https://bgp.nsrc.org/REN/Guam/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 12479 7553 1714 146 UNI2-AS, ES 39891 4502 267 55 ALJAWWALSTC-AS, SA 20940 4008 3397 142 AKAMAI-ASN1, NL 9009 3486 300 1632 M247, RO 8551 2951 368 34 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2855 2299 903 ROSTELECOM-AS, RU 34984 2325 360 589 TELLCOM-AS, TR 13188 1607 100 26 TRIOLAN, UA 58224 1603 890 590 TCI, IR 8452 1540 1852 14 TE-AS TE-AS, EG Complete listing at https://bgp.nsrc.org/REN/Guam/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 12137 3379 597 UNINET, MX 10620 3527 499 872 Telmex Colombia S.A., CO 13999 2482 338 637 Mega Cable, S.A. de C.V., MX 11830 2000 369 64 Instituto Costarricense de Electricidad 28573 1341 2318 237 Claro NXT Telecomunicacoes Ltda, BR 3816 1306 787 197 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6503 1245 341 503 Axtel, S.A.B. de C.V., MX 11664 1098 175 433 Techtel LMDS Comunicaciones Interactiva 28202 1090 52 9 Rede Brasileira de Comunicacao SA, BR 6147 1081 369 22 Telefonica del Peru S.A.A., PE Complete listing at https://bgp.nsrc.org/REN/Guam/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 24863 1588 389 16 LINKdotNET-AS, EG 24835 1548 545 28 RAYA-AS, EG 36992 1359 1518 280 ETISALAT-MISR, EG 36903 1248 553 98 MT-MPLS, MA 29571 1048 67 51 ORANGE-COTE-IVOIRE, CI 36935 936 521 43 Vodafone-, EG 37457 552 316 43 Telkom-Internet, ZA 6713 550 1861 34 IAM-AS, MA 36914 537 82 3 KENET-AS, KE 15399 534 55 52 WANANCHI-, KE Complete listing at https://bgp.nsrc.org/REN/Guam/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 12137 3379 597 UNINET, MX 9808 9741 8729 41 CHINAMOBILE-CN China Mobile Communicati 16509 9401 11178 3344 AMAZON-02, US 12479 7553 1714 146 UNI2-AS, ES 7545 5677 784 690 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4561 303 681 CABLEONE, US 39891 4502 267 55 ALJAWWALSTC-AS, SA 18403 4425 347 25 FPT-AS-AP FPT Telecom Company, VN 7155 4166 288 96 VIASAT-SP-BACKBONE, US 20940 4008 3397 142 AKAMAI-ASN1, NL Complete listing at https://bgp.nsrc.org/REN/Guam/data-ASnet Global Per AS Maximum Aggregation summary ----------------------------------------- ASN No of nets Net Savings Description 9808 9741 9700 CHINAMOBILE-CN China Mobile Communications Grou 12479 7553 7407 UNI2-AS, ES 16509 9401 6057 AMAZON-02, US 7545 5677 4987 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4502 4447 ALJAWWALSTC-AS, SA 18403 4425 4400 FPT-AS-AP FPT Telecom Company, VN 7155 4166 4070 VIASAT-SP-BACKBONE, US 11492 4561 3880 CABLEONE, US 20940 4008 3866 AKAMAI-ASN1, NL 7552 3830 3810 VIETEL-AS-AP Viettel Group, VN Complete listing at https://bgp.nsrc.org/REN/Guam/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Net Originated Transit AS Transit AS Name 33492 UNALLOCATED 8.6.184.0/23 33650 COMCAST-33650, US 33123 UNALLOCATED 8.10.69.0/24 174 COGENT-174, US 12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-DDOS-M 40493 UNALLOCATED 8.17.26.0/24 3356 LEVEL3, US 53775 UNALLOCATED 8.20.88.0/24 7029 WINDSTREAM, US 62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US 393266 UNALLOCATED 8.23.52.0/24 46887 LIGHTOWER, US 396894 UNALLOCATED 8.28.201.0/24 46887 LIGHTOWER, US 394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US 54338 UNALLOCATED 8.33.241.0/24 6461 ZAYO-6461, US Complete listing at https://bgp.nsrc.org/REN/Guam/data-badAS Prefixes from the Special Purpose Address Registry (Global) ----------------------------------------------------------- Prefix Origin AS Description 192.88.99.0/24 6939 HURRICANE, US Complete listing at https://bgp.nsrc.org/REN/Guam/data-spar Advertised Unallocated Addresses -------------------------------- Unassigned Network ASN Information AS Name 23.140.216.0/24 Origin: 27176 DATAWAGON, US 23.140.216.0/24 Transit: 20278 NEXEON, US 23.141.0.0/24 Origin: 395350 RESERVED, ZZ 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US 23.176.160.0/24 Origin: 397327 RESERVED, ZZ 23.176.160.0/24 Transit: 19108 SUDDENLINK-COMMUNICATIONS, US 23.189.192.0/24 Origin: 27593 RESERVED, ZZ 23.189.192.0/24 Transit: 174 COGENT-174, US 41.57.124.0/22 Origin: 37442 RESERVED, ZZ 41.57.124.0/22 Transit: 37204 TELONE, ZW Complete listing at https://bgp.nsrc.org/REN/Guam/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 /8:16 /9:14 /10:37 /11:99 /12:299 /13:580 /14:1191 /15:2107 /16:13493 /17:8327 /18:14004 /19:25194 /20:44018 /21:52201 /22:111605 /23:103126 /24:572053 /25:85 /26:62 /27:134 /28:39 /29:90 /30:19 /31:6 /32:18 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 12479 6642 7553 UNI2-AS, ES 8151 6152 12137 UNINET, MX 11492 3475 4561 CABLEONE, US 6327 3367 3560 SHAW, CA 39891 3256 4502 ALJAWWALSTC-AS, SA 7155 3112 4166 VIASAT-SP-BACKBONE, US 22773 2559 3508 ASN-CXA-ALL-CCI-22773-RDC, US 8551 2428 2951 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 30036 2126 2471 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2121 3527 Telmex Colombia S.A., CO Complete listing at https://bgp.nsrc.org/REN/Guam/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:2238 2:1420 3:280 4:7 5:4473 6:160 7:6 8:1507 9:1 11:172 12:1488 13:371 14:2327 15:301 16:206 17:362 18:701 20:346 21:4 22:188 23:6541 24:2987 25:2 27:2646 29:19 31:2577 32:62 34:34 35:118 36:2045 37:4477 38:5803 39:882 40:146 41:4258 42:2137 43:2336 44:332 45:17332 46:4433 47:286 49:1894 50:1891 51:575 52:1595 54:395 55:801 56:5 57:136 58:1909 59:1105 60:1008 61:2519 62:2799 63:1916 64:5643 65:2367 66:5096 67:3086 68:1360 69:4093 70:1340 71:615 72:3001 74:2657 75:1595 76:620 77:2393 78:1836 79:3006 80:2142 81:1874 82:1528 83:1334 84:1614 85:3008 86:785 87:2073 88:1284 89:3963 90:642 91:8001 92:2177 93:2653 94:3618 95:4012 96:1299 97:316 98:1016 99:738 100:94 101:1383 102:3246 103:32402 104:4798 105:993 106:975 107:2743 108:1141 109:3795 110:2117 111:3143 112:2082 113:1712 114:1752 115:2071 116:1976 117:2560 118:2746 119:1959 120:1756 121:1241 122:2651 123:2194 124:1596 125:2752 128:1507 129:914 130:1078 131:2084 132:888 133:410 134:1707 135:337 136:920 137:1140 138:2891 139:1569 140:1344 141:1356 142:1561 143:1582 144:992 145:344 146:1999 147:1641 148:2478 149:2391 150:1025 151:1289 152:1852 153:596 154:5350 155:1380 156:2137 157:1377 158:1084 159:2212 160:2667 161:1620 162:3572 163:1651 164:1647 165:1906 166:1098 167:1779 168:4026 169:805 170:4931 171:974 172:3770 173:3025 174:901 175:1233 176:3673 177:5478 178:3550 179:2462 180:2319 181:3709 182:3408 183:2003 184:2248 185:20682 186:5085 187:4696 188:4119 189:4280 190:9551 191:1935 192:11024 193:9003 194:7360 195:5299 196:3189 197:2724 198:5981 199:6670 200:8425 201:6348 202:10440 203:10172 204:4616 205:3663 206:4448 207:3478 208:4111 209:4928 210:4329 211:2466 212:4259 213:3421 214:1116 215:63 216:6793 217:2853 218:1306 219:413 220:1795 221:1015 222:695 223:2190 End of report