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 18 Nov, 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: 946553 Prefixes after maximum aggregation (per Origin AS): 354946 Deaggregation factor: 2.67 Unique aggregates announced (without unneeded subnets): 454355 Number of IPv4 prefixes with a valid ROA: 438318 Number of IPv4 prefixes with an invalid ROA: 5 Number of IPv4 prefixes with no ROA: 508230 Total ASes present in the Internet Routing Table: 75005 Prefixes per ASN: 12.62 Origin-only ASes present in the Internet Routing Table: 64431 Origin ASes announcing only one prefix: 26028 Transit ASes present in the Internet Routing Table: 10574 Transit-only ASes present in the Internet Routing Table: 477 Paths with bogon ASNs present in the IPv4 Routing Table: 12 Average AS path length visible in the Internet Routing Table: 5.1 Max AS path length visible: 42 Max AS path prepend of ASN (272886) 31 Prefixes from unregistered ASNs in the Routing Table: 1016 Number of instances of unregistered ASNs: 1016 Number of 32-bit ASNs allocated by the RIRs: 43070 Number of 32-bit ASNs visible in the Routing Table: 35386 Prefixes from 32-bit ASNs in the Routing Table: 181809 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: 414 Number of addresses announced to Internet: 3049144576 Equivalent to 181 /8s, 190 /16s and 65 /24s Percentage of available address space announced: 82.4 Percentage of allocated address space announced: 82.4 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: 319259 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 245341 Total APNIC prefixes after maximum aggregation: 70752 APNIC Deaggregation factor: 3.47 Prefixes being announced from the APNIC address blocks: 238676 Unique aggregates announced from the APNIC address blocks: 98887 APNIC Region origin ASes present in the Internet Routing Table: 13706 APNIC Prefixes per ASN: 17.41 APNIC Region origin ASes announcing only one prefix: 4116 APNIC Region transit ASes present in the Internet Routing Table: 1846 Average APNIC Region AS path length visible: 5.5 Max APNIC Region AS path length visible: 33 Number of APNIC region 32-bit ASNs visible in the Routing Table: 9064 Number of APNIC addresses announced to Internet: 771183936 Equivalent to 45 /8s, 247 /16s and 85 /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: 275364 Total ARIN prefixes after maximum aggregation: 124106 ARIN Deaggregation factor: 2.22 Prefixes being announced from the ARIN address blocks: 280155 Unique aggregates announced from the ARIN address blocks: 132371 ARIN Region origin ASes present in the Internet Routing Table: 19072 ARIN Prefixes per ASN: 14.69 ARIN Region origin ASes announcing only one prefix: 6948 ARIN Region transit ASes present in the Internet Routing Table: 1961 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: 4828 Number of ARIN addresses announced to Internet: 1276752192 Equivalent to 76 /8s, 25 /16s and 177 /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: 265475 Total RIPE prefixes after maximum aggregation: 124766 RIPE Deaggregation factor: 2.13 Prefixes being announced from the RIPE address blocks: 260014 Unique aggregates announced from the RIPE address blocks: 160731 RIPE Region origin ASes present in the Internet Routing Table: 28513 RIPE Prefixes per ASN: 9.12 RIPE Region origin ASes announcing only one prefix: 12063 RIPE Region transit ASes present in the Internet Routing Table: 3894 Average RIPE Region AS path length visible: 4.8 Max RIPE Region AS path length visible: 38 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11461 Number of RIPE addresses announced to Internet: 715024512 Equivalent to 42 /8s, 158 /16s and 104 /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: 127801 Total LACNIC prefixes after maximum aggregation: 28600 LACNIC Deaggregation factor: 4.47 Prefixes being announced from the LACNIC address blocks: 126457 Unique aggregates announced from the LACNIC address blocks: 49221 LACNIC Region origin ASes present in the Internet Routing Table: 11037 LACNIC Prefixes per ASN: 11.46 LACNIC Region origin ASes announcing only one prefix: 2301 LACNIC Region transit ASes present in the Internet Routing Table: 2346 Average LACNIC Region AS path length visible: 5.6 Max LACNIC Region AS path length visible: 42 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8883 Number of LACNIC addresses announced to Internet: 178338560 Equivalent to 10 /8s, 161 /16s and 59 /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: 31556 Total AfriNIC prefixes after maximum aggregation: 6022 AfriNIC Deaggregation factor: 5.24 Prefixes being announced from the AfriNIC address blocks: 40837 Unique aggregates announced from the AfriNIC address blocks: 12810 AfriNIC Region origin ASes present in the Internet Routing Table: 1806 AfriNIC Prefixes per ASN: 22.61 AfriNIC Region origin ASes announcing only one prefix: 600 AfriNIC Region transit ASes present in the Internet Routing Table: 334 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: 1150 Number of AfriNIC addresses announced to Internet: 107521536 Equivalent to 6 /8s, 104 /16s and 166 /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 9708 8729 41 CHINAMOBILE-CN China Mobile Communicati 7545 5696 786 693 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4307 347 25 FPT-AS-AP FPT Telecom Company, VN 7552 3827 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3569 1047 70 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3263 1872 98 VNPT-AS-VN VNPT Corp, VN 9498 3004 494 244 BBIL-AP BHARTI Airtel Ltd., IN 24560 2585 852 376 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2281 11268 602 KIXS-AS-KR Korea Telecom, KR 4755 2161 442 194 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 9224 11125 3322 AMAZON-02, US 11492 4556 302 675 CABLEONE, US 7155 4163 288 95 VIASAT-SP-BACKBONE, US 6327 3555 1320 67 SHAW, CA 22773 3514 3055 302 ASN-CXA-ALL-CCI-22773-RDC, US 749 3159 54932 2411 DNIC-AS-00749, US 16625 3051 1384 2291 AKAMAI-AS, US 367 3023 3867 1419 DNIC-ASBLK-00306-00371, US 396982 2721 3631 373 GOOGLE-CLOUD-PLATFORM, US 7018 2529 23620 1594 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 7461 1713 145 UNI2-AS, ES 39891 4570 271 54 ALJAWWALSTC-AS, SA 20940 4007 3397 142 AKAMAI-ASN1, NL 8551 3437 368 34 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 9009 3426 297 1587 M247, RO 12389 2891 2295 913 ROSTELECOM-AS, RU 34984 2321 361 588 TELLCOM-AS, TR 58224 1651 910 584 TCI, IR 13188 1607 100 26 TRIOLAN, UA 8452 1524 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 12053 3374 604 UNINET, MX 10620 3527 499 871 Telmex Colombia S.A., CO 13999 2457 335 642 Mega Cable, S.A. de C.V., MX 11830 2009 369 64 Instituto Costarricense de Electricidad 28573 1332 2321 242 Claro NXT Telecomunicacoes Ltda, BR 3816 1298 778 195 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6503 1250 342 505 Axtel, S.A.B. de C.V., MX 6147 1101 369 22 Telefonica del Peru S.A.A., PE 28202 1087 52 9 Rede Brasileira de Comunicacao SA, BR 11664 1074 172 436 Techtel LMDS Comunicaciones Interactiva 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 1606 393 19 LINKdotNET-AS, EG 24835 1548 545 28 RAYA-AS, EG 36992 1358 1518 280 ETISALAT-MISR, EG 36903 1248 553 98 MT-MPLS, MA 29571 1045 67 53 ORANGE-COTE-IVOIRE, CI 36935 935 521 43 Vodafone-, EG 37457 556 319 45 Telkom-Internet, ZA 6713 550 1861 34 IAM-AS, MA 15399 518 54 44 WANANCHI-, KE 37342 511 32 1 MOVITEL, MZ 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 12053 3374 604 UNINET, MX 9808 9708 8729 41 CHINAMOBILE-CN China Mobile Communicati 16509 9224 11125 3322 AMAZON-02, US 12479 7461 1713 145 UNI2-AS, ES 7545 5696 786 693 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4570 271 54 ALJAWWALSTC-AS, SA 11492 4556 302 675 CABLEONE, US 18403 4307 347 25 FPT-AS-AP FPT Telecom Company, VN 7155 4163 288 95 VIASAT-SP-BACKBONE, US 20940 4007 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 9708 9667 CHINAMOBILE-CN China Mobile Communications Grou 12479 7461 7316 UNI2-AS, ES 16509 9224 5902 AMAZON-02, US 7545 5696 5003 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4570 4516 ALJAWWALSTC-AS, SA 18403 4307 4282 FPT-AS-AP FPT Telecom Company, VN 7155 4163 4068 VIASAT-SP-BACKBONE, US 11492 4556 3881 CABLEONE, US 20940 4007 3865 AKAMAI-ASN1, NL 7552 3827 3807 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 11168 SCC, 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 /12:300 /13:580 /14:1195 /15:2107 /16:13497 /17:8350 /18:13970 /19:25140 /20:43995 /21:52139 /22:111485 /23:102781 /24:570406 /25:83 /26:61 /27:134 /28:38 /29:90 /30:19 /31:5 /32:12 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 12479 6550 7461 UNI2-AS, ES 8151 6077 12053 UNINET, MX 11492 3469 4556 CABLEONE, US 6327 3364 3555 SHAW, CA 39891 3324 4570 ALJAWWALSTC-AS, SA 7155 3112 4163 VIASAT-SP-BACKBONE, US 8551 2914 3437 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 2566 3514 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2136 2481 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2120 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) ---------------------------------------------- 1:2223 2:1511 3:275 4:7 5:4459 6:162 7:6 8:1514 9:1 11:172 12:1493 13:366 14:2322 15:301 16:205 17:364 18:668 20:336 21:4 22:188 23:6484 24:2953 25:2 27:2651 29:19 31:2602 32:64 34:33 35:117 36:2020 37:4465 38:5675 39:878 40:147 41:4139 42:2080 43:2324 44:332 45:17307 46:4399 47:373 49:1854 50:1893 51:575 52:1587 54:393 55:885 56:5 57:137 58:1888 59:1104 60:1011 61:2521 62:2785 63:1904 64:5660 65:2370 66:5076 67:3095 68:1352 69:4144 70:1345 71:614 72:2996 74:2655 75:1597 76:620 77:2463 78:1842 79:3022 80:2133 81:1857 82:1524 83:1317 84:1613 85:3016 86:775 87:2049 88:1279 89:3978 90:628 91:8002 92:2145 93:2666 94:3606 95:4024 96:1298 97:315 98:1080 99:737 100:96 101:1385 102:3188 103:32272 104:4759 105:974 106:974 107:2778 108:1143 109:4238 110:2113 111:3131 112:2074 113:1685 114:1721 115:2064 116:1955 117:2550 118:2720 119:1961 120:1753 121:1206 122:2639 123:2204 124:1573 125:2625 128:1496 129:922 130:1074 131:2073 132:879 133:408 134:1702 135:340 136:917 137:1141 138:2870 139:1571 140:1332 141:1338 142:1551 143:1568 144:985 145:341 146:1979 147:1639 148:2468 149:2353 150:1027 151:1251 152:1861 153:594 154:5342 155:1390 156:2109 157:1359 158:1057 159:2216 160:2656 161:1605 162:3574 163:1628 164:1666 165:1913 166:1073 167:1769 168:4014 169:793 170:4891 171:974 172:3758 173:3018 174:952 175:1213 176:3688 177:5446 178:3542 179:2425 180:2280 181:3626 182:3259 183:1988 184:2266 185:20816 186:5098 187:4654 188:4175 189:4296 190:9430 191:1896 192:11034 193:9010 194:7359 195:5292 196:3169 197:2551 198:5988 199:6522 200:8236 201:6331 202:10480 203:10142 204:4576 205:3691 206:4420 207:3491 208:4123 209:4918 210:4308 211:2480 212:4305 213:3426 214:1112 215:71 216:6739 217:2869 218:1308 219:413 220:1795 221:1005 222:682 223:2168 End of report