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 14 Jan, 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: 933589 Prefixes after maximum aggregation (per Origin AS): 347060 Deaggregation factor: 2.69 Unique aggregates announced (without unneeded subnets): 444848 Number of IPv4 prefixes with a valid ROA: 386633 Number of IPv4 prefixes with an invalid ROA: 2477 Number of IPv4 prefixes with no ROA: 544479 Total ASes present in the Internet Routing Table: 74034 Prefixes per ASN: 12.61 Origin-only ASes present in the Internet Routing Table: 63750 Origin ASes announcing only one prefix: 25674 Transit ASes present in the Internet Routing Table: 10284 Transit-only ASes present in the Internet Routing Table: 418 Paths with bogon ASNs present in the IPv4 Routing Table: 76 Average AS path length visible in the Internet Routing Table: 5.0 Max AS path length visible: 56 Max AS path prepend of ASN (265020) 50 Prefixes from unregistered ASNs in the Routing Table: 991 Number of instances of unregistered ASNs: 1003 Number of 32-bit ASNs allocated by the RIRs: 41047 Number of 32-bit ASNs visible in the Routing Table: 34034 Prefixes from 32-bit ASNs in the Routing Table: 173190 Number of bogon 32-bit ASNs visible in the Routing Table: 49 Special use prefixes present in the Routing Table: 8 Prefixes being announced from unallocated address space: 518 Number of addresses announced to Internet: 3064315136 Equivalent to 182 /8s, 165 /16s and 189 /24s Percentage of available address space announced: 82.8 Percentage of allocated address space announced: 82.8 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: 322220 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 236694 Total APNIC prefixes after maximum aggregation: 68143 APNIC Deaggregation factor: 3.47 Prefixes being announced from the APNIC address blocks: 232082 Unique aggregates announced from the APNIC address blocks: 97637 APNIC Region origin ASes present in the Internet Routing Table: 13185 APNIC Prefixes per ASN: 17.60 APNIC Region origin ASes announcing only one prefix: 3823 APNIC Region transit ASes present in the Internet Routing Table: 1776 Average APNIC Region AS path length visible: 5.1 Max APNIC Region AS path length visible: 28 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8482 Number of APNIC addresses announced to Internet: 773361920 Equivalent to 46 /8s, 24 /16s and 145 /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, 131072-151865 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: 269468 Total ARIN prefixes after maximum aggregation: 121632 ARIN Deaggregation factor: 2.22 Prefixes being announced from the ARIN address blocks: 270716 Unique aggregates announced from the ARIN address blocks: 129693 ARIN Region origin ASes present in the Internet Routing Table: 19064 ARIN Prefixes per ASN: 14.20 ARIN Region origin ASes announcing only one prefix: 7010 ARIN Region transit ASes present in the Internet Routing Table: 1907 Average ARIN Region AS path length visible: 4.8 Max ARIN Region AS path length visible: 37 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4729 Number of ARIN addresses announced to Internet: 1286586624 Equivalent to 76 /8s, 175 /16s and 193 /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: 267609 Total RIPE prefixes after maximum aggregation: 122410 RIPE Deaggregation factor: 2.19 Prefixes being announced from the RIPE address blocks: 264277 Unique aggregates announced from the RIPE address blocks: 156053 RIPE Region origin ASes present in the Internet Routing Table: 28244 RIPE Prefixes per ASN: 9.36 RIPE Region origin ASes announcing only one prefix: 12018 RIPE Region transit ASes present in the Internet Routing Table: 3869 Average RIPE Region AS path length visible: 5.0 Max RIPE Region AS path length visible: 31 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10992 Number of RIPE addresses announced to Internet: 719439872 Equivalent to 42 /8s, 225 /16s and 200 /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 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: 128460 Total LACNIC prefixes after maximum aggregation: 28380 LACNIC Deaggregation factor: 4.53 Prefixes being announced from the LACNIC address blocks: 127562 Unique aggregates announced from the LACNIC address blocks: 48961 LACNIC Region origin ASes present in the Internet Routing Table: 11016 LACNIC Prefixes per ASN: 11.58 LACNIC Region origin ASes announcing only one prefix: 2258 LACNIC Region transit ASes present in the Internet Routing Table: 2266 Average LACNIC Region AS path length visible: 5.4 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8777 Number of LACNIC addresses announced to Internet: 176099840 Equivalent to 10 /8s, 127 /16s and 18 /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: 30367 Total AfriNIC prefixes after maximum aggregation: 5727 AfriNIC Deaggregation factor: 5.30 Prefixes being announced from the AfriNIC address blocks: 38428 Unique aggregates announced from the AfriNIC address blocks: 12078 AfriNIC Region origin ASes present in the Internet Routing Table: 1710 AfriNIC Prefixes per ASN: 22.47 AfriNIC Region origin ASes announcing only one prefix: 565 AfriNIC Region transit ASes present in the Internet Routing Table: 309 Average AfriNIC Region AS path length visible: 5.4 Max AfriNIC Region AS path length visible: 31 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1054 Number of AfriNIC addresses announced to Internet: 108521472 Equivalent to 6 /8s, 119 /16s and 232 /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 9347 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5939 786 698 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3626 1331 21 VIETEL-AS-AP Viettel Group, VN 7713 3522 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3462 1874 95 VNPT-AS-VN VNPT Corp, VN 9498 2702 499 237 BBIL-AP BHARTI Airtel Ltd., IN 24560 2360 849 436 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2262 11249 587 KIXS-AS-KR Korea Telecom, KR 45090 2180 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2163 440 214 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 7768 10701 2924 AMAZON-02, US 11492 4540 301 593 CABLEONE, US 7155 3895 265 33 VIASAT-SP-BACKBONE, US 22773 3687 3046 318 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3523 1320 63 SHAW, CA 16625 3473 1794 2517 AKAMAI-AS, US 749 3023 50575 2290 DNIC-AS-00749, US 7018 2625 24133 1593 ATT-INTERNET4, US 396982 2576 3493 369 GOOGLE-CLOUD-PLATFORM, US 30036 2573 369 351 MEDIACOM-ENTERPRISE-BUSINESS, 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 6965 1706 146 UNI2-AS, ES 9121 6159 1692 17 TTNET, TR 39891 4556 268 59 ALJAWWALSTC-AS, SA 20940 4082 3400 196 AKAMAI-ASN1, NL 8551 3908 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2918 2290 908 ROSTELECOM-AS, RU 47331 2748 398 2075 TTNET, TR 9009 2668 253 1366 M247, RO 34984 2254 358 613 TELLCOM-AS, TR 6849 2248 339 20 UKRTELNET, UA 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 10992 3338 591 Uninet S.A. de C.V., MX 10620 3469 507 852 Telmex Colombia S.A., CO 11830 2262 369 64 Instituto Costarricense de Electricidad 13999 2207 362 599 Mega Cable, S.A. de C.V., MX 28573 1345 2328 258 Claro NXT Telecomunicacoes Ltda, BR 6503 1298 339 518 Axtel, S.A.B. de C.V., MX 3816 1292 742 157 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1151 370 22 Telefonica del Peru S.A.A., PE 11664 1136 186 465 Techtel LMDS Comunicaciones Interactiva 26615 1003 2466 43 TIM SA, BR 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 24835 1538 533 30 RAYA-AS, EG 24863 1477 393 21 LINKdotNET-AS, EG 36992 1327 1517 275 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1005 67 46 ORANGE-COTE-IVOIRE, CI 36935 884 520 42 Vodafone-, EG 37457 704 325 49 Telkom-Internet, ZA 6713 611 1861 34 IAM-AS, MA 15399 525 53 45 WANANCHI-, KE 37342 494 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 10992 3338 591 Uninet S.A. de C.V., MX 9808 9347 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7768 10701 2924 AMAZON-02, US 12479 6965 1706 146 UNI2-AS, ES 9121 6159 1692 17 TTNET, TR 7545 5939 786 698 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4556 268 59 ALJAWWALSTC-AS, SA 11492 4540 301 593 CABLEONE, US 20940 4082 3400 196 AKAMAI-ASN1, NL 8551 3908 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 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 9347 9300 CHINAMOBILE-CN China Mobile Communications Grou 12479 6965 6819 UNI2-AS, ES 9121 6159 6142 TTNET, TR 7545 5939 5241 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7768 4844 AMAZON-02, US 39891 4556 4497 ALJAWWALSTC-AS, SA 11492 4540 3947 CABLEONE, US 20940 4082 3886 AKAMAI-ASN1, NL 8551 3908 3870 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 3895 3862 VIASAT-SP-BACKBONE, US 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 398083 UNALLOCATED 5.133.124.0/24 399587 UT, US 33123 UNALLOCATED 8.10.69.0/24 11168 SCC, US 16641 UNALLOCATED 8.10.194.0/24 3356 LEVEL3, US 16641 UNALLOCATED 8.10.210.0/24 3356 LEVEL3, US 25674 UNALLOCATED 8.12.76.0/24 3356 LEVEL3, US 16641 UNALLOCATED 8.12.250.0/24 3356 LEVEL3, US 25674 UNALLOCATED 8.14.115.0/24 3356 LEVEL3, US 12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-DDOS-M 25674 UNALLOCATED 8.19.146.0/24 3356 LEVEL3, US 53775 UNALLOCATED 8.20.88.0/24 7029 WINDSTREAM, US Complete listing at https://bgp.nsrc.org/REN/Guam/data-badAS Prefixes from the Special Purpose Address Registry (Global) ----------------------------------------------------------- Prefix Origin AS Description 10.20.160.0/20 3605 ERX-KUENTOS-AS Guam Cablevision, LLC., GU 10.20.176.0/21 3605 ERX-KUENTOS-AS Guam Cablevision, LLC., GU 10.192.0.0/23 3605 ERX-KUENTOS-AS Guam Cablevision, LLC., GU 10.192.2.0/24 3605 ERX-KUENTOS-AS Guam Cablevision, LLC., GU 10.193.0.0/23 3605 ERX-KUENTOS-AS Guam Cablevision, LLC., GU 10.196.0.0/23 3605 ERX-KUENTOS-AS Guam Cablevision, LLC., GU 100.96.100.0/24 57681 ASN-MGTS-USPD2, RU 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 23.131.185.0/24 Origin: 174 COGENT-174, US 23.131.185.0/24 Transit: 6453 AS6453, US 23.131.186.0/24 Origin: 174 COGENT-174, US 23.131.186.0/24 Transit: 6453 AS6453, US 23.131.187.0/24 Origin: 174 COGENT-174, US 23.131.187.0/24 Transit: 6453 AS6453, US 23.131.188.0/24 Origin: 174 COGENT-174, US 23.131.188.0/24 Transit: 701 UUNET, US 23.136.112.0/24 Origin: 54835 UNASSIGNED 23.136.112.0/24 Transit: 21559 OSNET, PR 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 /9:13 /10:38 /11:101 /12:296 /13:581 /14:1200 /15:2091 /16:13537 /17:8317 /18:14020 /19:25215 /20:43817 /21:52897 /22:111094 /23:101501 /24:558513 /25:45 /26:36 /27:1 /28:0 /29:2 /30:0 /31:0 /32:258 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 12479 6025 6965 UNI2-AS, ES 9121 5316 6159 TTNET, TR 8151 5010 10992 Uninet S.A. de C.V., MX 39891 3547 4556 ALJAWWALSTC-AS, SA 11492 3447 4540 CABLEONE, US 8551 3373 3908 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3331 3523 SHAW, CA 7155 2984 3895 VIASAT-SP-BACKBONE, US 22773 2726 3687 ASN-CXA-ALL-CCI-22773-RDC, US 47331 2391 2748 TTNET, TR Complete listing at https://bgp.nsrc.org/REN/Guam/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1630 2:1248 3:168 4:5 5:4363 6:110 7:5 8:1557 9:1 10:1 11:172 12:1594 13:372 14:2365 15:285 16:79 17:370 18:416 20:247 21:4 22:188 23:6070 24:2528 25:4 27:2731 29:19 31:2525 32:104 34:8 35:98 36:1890 37:4666 38:4052 39:833 40:155 41:4220 42:1040 43:2329 44:306 45:17552 46:4224 47:382 49:1741 50:1927 51:379 52:1545 54:393 55:861 56:8 57:86 58:1731 59:1111 60:1007 61:2462 62:2716 63:1948 64:5677 65:2343 66:4994 67:3084 68:1371 69:4145 70:1256 71:667 72:3047 74:2612 75:1473 76:595 77:2484 78:4026 79:3168 80:2087 81:1837 82:1478 83:1239 84:1529 85:3774 86:748 87:2030 88:2915 89:3631 90:593 91:7755 92:1991 93:2591 94:3593 95:4889 96:1306 97:346 98:1169 99:740 100:76 101:1294 102:2721 103:30966 104:4623 105:896 106:842 107:2538 108:924 109:4406 110:2052 111:3263 112:2045 113:1526 114:1617 115:2139 116:1886 117:2552 118:2298 119:1897 120:1738 121:1056 122:2608 123:2182 124:1549 125:2300 128:1298 129:1053 130:979 131:2190 132:840 133:405 134:1907 135:341 136:893 137:928 138:2871 139:1539 140:1026 141:1473 142:1423 143:1526 144:1189 145:351 146:1895 147:1552 148:2305 149:1873 150:876 151:1134 152:1853 153:561 154:3898 155:1408 156:1656 157:1310 158:1049 159:2263 160:2633 161:1429 162:3566 163:1495 164:1730 165:1707 166:824 167:1759 168:4148 169:921 170:5021 171:885 172:3509 173:3035 174:1025 175:1183 176:3759 177:6101 178:3581 179:2603 180:2386 181:3443 182:3239 183:1932 184:2341 185:20146 186:5140 187:4562 188:4219 189:3902 190:9193 191:1811 192:10973 193:8883 194:7294 195:5206 196:3065 197:2501 198:5986 199:6116 200:8123 201:6126 202:10432 203:10205 204:4616 205:3519 206:3843 207:3372 208:4098 209:4835 210:4243 211:2401 212:4135 213:3597 214:1096 215:55 216:6640 217:2736 218:1276 219:410 220:2019 221:971 222:665 223:1975 End of report