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 15 Jul, 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: 941090 Prefixes after maximum aggregation (per Origin AS): 350881 Deaggregation factor: 2.68 Unique aggregates announced (without unneeded subnets): 451628 Number of IPv4 prefixes with a valid ROA: 422693 Number of IPv4 prefixes with an invalid ROA: 2077 Number of IPv4 prefixes with no ROA: 516320 Total ASes present in the Internet Routing Table: 74594 Prefixes per ASN: 12.62 Origin-only ASes present in the Internet Routing Table: 64295 Origin ASes announcing only one prefix: 25912 Transit ASes present in the Internet Routing Table: 10299 Transit-only ASes present in the Internet Routing Table: 428 Paths with bogon ASNs present in the IPv4 Routing Table: 134 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: 1107 Number of instances of unregistered ASNs: 1113 Number of 32-bit ASNs allocated by the RIRs: 42248 Number of 32-bit ASNs visible in the Routing Table: 34826 Prefixes from 32-bit ASNs in the Routing Table: 177747 Number of bogon 32-bit ASNs visible in the Routing Table: 51 Special use prefixes present in the Routing Table: 8 Prefixes being announced from unallocated address space: 585 Number of addresses announced to Internet: 3054480384 Equivalent to 182 /8s, 15 /16s and 172 /24s Percentage of available address space announced: 82.5 Percentage of allocated address space announced: 82.5 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: 318755 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 243291 Total APNIC prefixes after maximum aggregation: 69200 APNIC Deaggregation factor: 3.52 Prefixes being announced from the APNIC address blocks: 237381 Unique aggregates announced from the APNIC address blocks: 98363 APNIC Region origin ASes present in the Internet Routing Table: 13476 APNIC Prefixes per ASN: 17.62 APNIC Region origin ASes announcing only one prefix: 3976 APNIC Region transit ASes present in the Internet Routing Table: 1798 Average APNIC Region AS path length visible: 4.9 Max APNIC Region AS path length visible: 28 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8821 Number of APNIC addresses announced to Internet: 773314880 Equivalent to 46 /8s, 23 /16s and 217 /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: 275176 Total ARIN prefixes after maximum aggregation: 123750 ARIN Deaggregation factor: 2.22 Prefixes being announced from the ARIN address blocks: 277278 Unique aggregates announced from the ARIN address blocks: 130828 ARIN Region origin ASes present in the Internet Routing Table: 19110 ARIN Prefixes per ASN: 14.51 ARIN Region origin ASes announcing only one prefix: 6976 ARIN Region transit ASes present in the Internet Routing Table: 1882 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: 4820 Number of ARIN addresses announced to Internet: 1277860672 Equivalent to 76 /8s, 42 /16s and 155 /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: 263582 Total RIPE prefixes after maximum aggregation: 122837 RIPE Deaggregation factor: 2.15 Prefixes being announced from the RIPE address blocks: 260183 Unique aggregates announced from the RIPE address blocks: 159821 RIPE Region origin ASes present in the Internet Routing Table: 28381 RIPE Prefixes per ASN: 9.17 RIPE Region origin ASes announcing only one prefix: 12017 RIPE Region transit ASes present in the Internet Routing Table: 3829 Average RIPE Region AS path length visible: 5.1 Max RIPE Region AS path length visible: 33 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11247 Number of RIPE addresses announced to Internet: 716887424 Equivalent to 42 /8s, 186 /16s and 213 /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: 126727 Total LACNIC prefixes after maximum aggregation: 28450 LACNIC Deaggregation factor: 4.45 Prefixes being announced from the LACNIC address blocks: 125744 Unique aggregates announced from the LACNIC address blocks: 49501 LACNIC Region origin ASes present in the Internet Routing Table: 11024 LACNIC Prefixes per ASN: 11.41 LACNIC Region origin ASes announcing only one prefix: 2353 LACNIC Region transit ASes present in the Internet Routing Table: 2330 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: 8820 Number of LACNIC addresses announced to Internet: 178479104 Equivalent to 10 /8s, 163 /16s and 96 /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: 31207 Total AfriNIC prefixes after maximum aggregation: 5899 AfriNIC Deaggregation factor: 5.29 Prefixes being announced from the AfriNIC address blocks: 39913 Unique aggregates announced from the AfriNIC address blocks: 12623 AfriNIC Region origin ASes present in the Internet Routing Table: 1773 AfriNIC Prefixes per ASN: 22.51 AfriNIC Region origin ASes announcing only one prefix: 590 AfriNIC Region transit ASes present in the Internet Routing Table: 317 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: 1118 Number of AfriNIC addresses announced to Internet: 107588352 Equivalent to 6 /8s, 105 /16s and 171 /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 9519 8705 37 CHINAMOBILE-CN China Mobile Communicati 7545 5680 784 690 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4239 347 25 FPT-AS-AP FPT Telecom Company, VN 7552 3701 1331 21 VIETEL-AS-AP Viettel Group, VN 7713 3548 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3466 1872 93 VNPT-AS-VN VNPT Corp, VN 9498 3048 497 247 BBIL-AP BHARTI Airtel Ltd., IN 24560 2444 834 445 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2286 11269 587 KIXS-AS-KR Korea Telecom, KR 45090 2185 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 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 8749 10926 3103 AMAZON-02, US 11492 4521 300 615 CABLEONE, US 7155 4171 288 87 VIASAT-SP-BACKBONE, US 22773 3540 3038 266 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3525 1319 66 SHAW, CA 16625 3156 1566 2366 AKAMAI-AS, US 749 3142 54962 2394 DNIC-AS-00749, US 367 2741 3745 1311 DNIC-ASBLK-00306-00371, US 396982 2676 3594 383 GOOGLE-CLOUD-PLATFORM, US 30036 2503 361 396 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 7299 1706 141 UNI2-AS, ES 39891 4897 290 61 ALJAWWALSTC-AS, SA 20940 4107 3399 188 AKAMAI-ASN1, NL 8551 3465 368 33 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2938 2293 912 ROSTELECOM-AS, RU 9009 2652 246 1372 M247, RO 34984 2307 361 609 TELLCOM-AS, TR 6849 1834 307 17 UKRTELNET, UA 58224 1824 946 535 TCI, IR 13188 1607 100 26 TRIOLAN, 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 11594 3378 595 UNINET, MX 10620 3528 507 839 Telmex Colombia S.A., CO 13999 2404 360 632 Mega Cable, S.A. de C.V., MX 11830 2225 369 64 Instituto Costarricense de Electricidad 28573 1318 2324 239 Claro NXT Telecomunicacoes Ltda, BR 3816 1306 774 170 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6503 1303 344 511 Axtel, S.A.B. de C.V., MX 6147 1130 370 22 Telefonica del Peru S.A.A., PE 11664 1103 177 436 Techtel LMDS Comunicaciones Interactiva 26615 1036 2500 47 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 24863 1627 393 19 LINKdotNET-AS, EG 24835 1548 533 27 RAYA-AS, EG 36992 1352 1518 282 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1052 67 45 ORANGE-COTE-IVOIRE, CI 36935 923 521 44 Vodafone-, EG 37457 673 319 45 Telkom-Internet, ZA 6713 551 1861 34 IAM-AS, MA 15399 535 54 49 WANANCHI-, KE 24757 488 73 5 EthioNet-AS, ET 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 11594 3378 595 UNINET, MX 9808 9519 8705 37 CHINAMOBILE-CN China Mobile Communicati 16509 8749 10926 3103 AMAZON-02, US 12479 7299 1706 141 UNI2-AS, ES 7545 5680 784 690 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 290 61 ALJAWWALSTC-AS, SA 11492 4521 300 615 CABLEONE, US 18403 4239 347 25 FPT-AS-AP FPT Telecom Company, VN 7155 4171 288 87 VIASAT-SP-BACKBONE, US 20940 4107 3399 188 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 9519 9482 CHINAMOBILE-CN China Mobile Communications Grou 12479 7299 7158 UNI2-AS, ES 16509 8749 5646 AMAZON-02, US 7545 5680 4990 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 4836 ALJAWWALSTC-AS, SA 18403 4239 4214 FPT-AS-AP FPT Telecom Company, VN 7155 4171 4084 VIASAT-SP-BACKBONE, US 20940 4107 3919 AKAMAI-ASN1, NL 11492 4521 3906 CABLEONE, US 7552 3701 3680 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 3356 LEVEL3, US 33123 UNALLOCATED 8.10.69.0/24 11168 SCC, US 12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-DDOS-M 53775 UNALLOCATED 8.20.88.0/24 7029 WINDSTREAM, US 19695 UNALLOCATED 8.20.161.0/24 7015 COMCAST-7015, 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 3356 LEVEL3, 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 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 23.140.216.0/24 Origin: 27176 DATAWAGON, US 23.140.216.0/24 Transit: 20278 NEXEON, US 23.141.0.0/24 Origin: 395350 UNASSIGNED 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US 23.176.160.0/24 Origin: 397327 UNASSIGNED 23.176.160.0/24 Transit: 19108 SUDDENLINK-COMMUNICATIONS, US 27.100.7.0/24 Origin: 56096 UNASSIGNED 27.100.7.0/24 Transit: 45455 TH-2S1N-AP Two S One N Co Ltd, Internet 41.57.124.0/22 Origin: 37442 UNASSIGNED 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 /10:38 /11:103 /12:297 /13:575 /14:1199 /15:2122 /16:13510 /17:8295 /18:14026 /19:25292 /20:44271 /21:52374 /22:111088 /23:102139 /24:564876 /25:139 /26:103 /27:140 /28:47 /29:96 /30:23 /31:3 /32:304 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 12479 6387 7299 UNI2-AS, ES 8151 5513 11594 UNINET, MX 39891 3632 4897 ALJAWWALSTC-AS, SA 11492 3430 4521 CABLEONE, US 6327 3335 3525 SHAW, CA 7155 3120 4171 VIASAT-SP-BACKBONE, US 8551 2934 3465 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 2610 3540 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2158 2503 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2087 3528 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) ---------------------------------------------- 1:2179 2:1353 3:230 4:7 5:4583 6:130 7:6 8:1539 9:1 10:1 11:172 12:1520 13:383 14:2316 15:301 16:196 17:373 18:526 20:272 21:4 22:188 23:6375 24:3003 25:4 27:2598 29:19 31:2559 32:83 34:26 35:114 36:1965 37:4714 38:5065 39:830 40:152 41:4211 42:2013 43:2337 44:309 45:17240 46:4448 47:377 49:1769 50:1882 51:586 52:1596 54:397 55:970 56:8 57:129 58:1877 59:1106 60:986 61:2563 62:2755 63:1917 64:5725 65:2338 66:5094 67:3089 68:1347 69:4124 70:1373 71:699 72:3058 74:2657 75:1603 76:615 77:2559 78:1881 79:2982 80:2126 81:1810 82:1509 83:1277 84:1551 85:3037 86:765 87:2105 88:1222 89:3901 90:615 91:7900 92:2047 93:2619 94:3651 95:4070 96:1312 97:337 98:1172 99:735 100:96 101:1316 102:3020 103:31868 104:4589 105:901 106:876 107:2558 108:1087 109:4280 110:2111 111:3130 112:2063 113:1758 114:1652 115:2061 116:1911 117:2574 118:2618 119:1984 120:1791 121:1087 122:2586 123:2160 124:1565 125:2474 128:1474 129:1062 130:1041 131:2070 132:848 133:422 134:1802 135:350 136:890 137:1109 138:2700 139:1583 140:1261 141:1302 142:1478 143:1554 144:989 145:342 146:1977 147:1598 148:2445 149:2156 150:897 151:1168 152:1862 153:563 154:4700 155:1361 156:1843 157:1323 158:1087 159:2278 160:2637 161:1557 162:3530 163:1571 164:1636 165:1927 166:1060 167:1728 168:4030 169:951 170:4841 171:893 172:3656 173:2975 174:1092 175:1201 176:3788 177:5413 178:3633 179:2484 180:2462 181:3529 182:3404 183:2000 184:2324 185:20699 186:5065 187:4401 188:4240 189:4018 190:9309 191:1755 192:10953 193:8964 194:7399 195:5239 196:3207 197:2443 198:5974 199:6131 200:8154 201:6036 202:10536 203:10317 204:4580 205:3689 206:4374 207:3483 208:4149 209:4955 210:4306 211:2454 212:4291 213:3630 214:1088 215:59 216:6728 217:2840 218:1295 219:414 220:1749 221:967 222:684 223:2160 End of report