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 11 Mar, 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: 929609 Prefixes after maximum aggregation (per Origin AS): 346863 Deaggregation factor: 2.68 Unique aggregates announced (without unneeded subnets): 446386 Number of IPv4 prefixes with a valid ROA: 385914 Number of IPv4 prefixes with an invalid ROA: 2870 Number of IPv4 prefixes with no ROA: 540825 Total ASes present in the Internet Routing Table: 74245 Prefixes per ASN: 12.52 Origin-only ASes present in the Internet Routing Table: 63864 Origin ASes announcing only one prefix: 25669 Transit ASes present in the Internet Routing Table: 10381 Transit-only ASes present in the Internet Routing Table: 441 Paths with bogon ASNs present in the IPv4 Routing Table: 98 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: 1119 Number of instances of unregistered ASNs: 1143 Number of 32-bit ASNs allocated by the RIRs: 41417 Number of 32-bit ASNs visible in the Routing Table: 34322 Prefixes from 32-bit ASNs in the Routing Table: 174664 Number of bogon 32-bit ASNs visible in the Routing Table: 78 Special use prefixes present in the Routing Table: 8 Prefixes being announced from unallocated address space: 551 Number of addresses announced to Internet: 3063330368 Equivalent to 182 /8s, 150 /16s and 182 /24s Percentage of available address space announced: 82.7 Percentage of allocated address space announced: 82.7 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: 316600 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 237865 Total APNIC prefixes after maximum aggregation: 68585 APNIC Deaggregation factor: 3.47 Prefixes being announced from the APNIC address blocks: 232737 Unique aggregates announced from the APNIC address blocks: 97847 APNIC Region origin ASes present in the Internet Routing Table: 13308 APNIC Prefixes per ASN: 17.49 APNIC Region origin ASes announcing only one prefix: 3863 APNIC Region transit ASes present in the Internet Routing Table: 1807 Average APNIC Region AS path length visible: 5.1 Max APNIC Region AS path length visible: 26 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8614 Number of APNIC addresses announced to Internet: 772764288 Equivalent to 46 /8s, 15 /16s and 114 /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: 270557 Total ARIN prefixes after maximum aggregation: 121757 ARIN Deaggregation factor: 2.22 Prefixes being announced from the ARIN address blocks: 272518 Unique aggregates announced from the ARIN address blocks: 130360 ARIN Region origin ASes present in the Internet Routing Table: 19089 ARIN Prefixes per ASN: 14.28 ARIN Region origin ASes announcing only one prefix: 6982 ARIN Region transit ASes present in the Internet Routing Table: 1936 Average ARIN Region AS path length visible: 4.7 Max ARIN Region AS path length visible: 37 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4764 Number of ARIN addresses announced to Internet: 1286717248 Equivalent to 76 /8s, 177 /16s and 191 /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: 260904 Total RIPE prefixes after maximum aggregation: 121617 RIPE Deaggregation factor: 2.15 Prefixes being announced from the RIPE address blocks: 257341 Unique aggregates announced from the RIPE address blocks: 156782 RIPE Region origin ASes present in the Internet Routing Table: 28291 RIPE Prefixes per ASN: 9.10 RIPE Region origin ASes announcing only one prefix: 11988 RIPE Region transit ASes present in the Internet Routing Table: 3856 Average RIPE Region AS path length visible: 5.1 Max RIPE Region AS path length visible: 39 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11086 Number of RIPE addresses announced to Internet: 718457472 Equivalent to 42 /8s, 210 /16s and 202 /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: 128236 Total LACNIC prefixes after maximum aggregation: 28288 LACNIC Deaggregation factor: 4.53 Prefixes being announced from the LACNIC address blocks: 127470 Unique aggregates announced from the LACNIC address blocks: 48837 LACNIC Region origin ASes present in the Internet Routing Table: 10987 LACNIC Prefixes per ASN: 11.60 LACNIC Region origin ASes announcing only one prefix: 2265 LACNIC Region transit ASes present in the Internet Routing Table: 2278 Average LACNIC Region AS path length visible: 5.3 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8784 Number of LACNIC addresses announced to Internet: 176518144 Equivalent to 10 /8s, 133 /16s and 116 /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: 30928 Total AfriNIC prefixes after maximum aggregation: 5824 AfriNIC Deaggregation factor: 5.31 Prefixes being announced from the AfriNIC address blocks: 38986 Unique aggregates announced from the AfriNIC address blocks: 12127 AfriNIC Region origin ASes present in the Internet Routing Table: 1729 AfriNIC Prefixes per ASN: 22.55 AfriNIC Region origin ASes announcing only one prefix: 571 AfriNIC Region transit ASes present in the Internet Routing Table: 325 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: 1074 Number of AfriNIC addresses announced to Internet: 108468736 Equivalent to 6 /8s, 119 /16s and 26 /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 9452 8883 48 CHINAMOBILE-CN China Mobile Communicati 7545 5766 786 691 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3677 1331 21 VIETEL-AS-AP Viettel Group, VN 7713 3547 1043 65 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3451 1872 93 VNPT-AS-VN VNPT Corp, VN 9498 2817 499 238 BBIL-AP BHARTI Airtel Ltd., IN 24560 2359 834 441 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2306 11250 586 KIXS-AS-KR Korea Telecom, KR 45090 2184 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2174 440 217 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 8082 10761 2871 AMAZON-02, US 11492 4528 300 621 CABLEONE, US 7155 3960 270 44 VIASAT-SP-BACKBONE, US 22773 3744 3049 302 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3505 1320 64 SHAW, CA 16625 3157 1587 2337 AKAMAI-AS, US 749 3037 50520 2304 DNIC-AS-00749, US 396982 2622 3586 356 GOOGLE-CLOUD-PLATFORM, US 7018 2565 24120 1571 ATT-INTERNET4, US 30036 2520 362 448 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 7066 1705 149 UNI2-AS, ES 39891 4561 269 58 ALJAWWALSTC-AS, SA 20940 4063 3400 190 AKAMAI-ASN1, NL 8551 3894 370 37 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2927 2292 911 ROSTELECOM-AS, RU 9009 2647 251 1384 M247, RO 34984 2266 359 609 TELLCOM-AS, TR 6849 2169 339 19 UKRTELNET, UA 58224 1846 949 546 TCI, IR 13188 1607 100 27 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 11146 3330 599 Uninet S.A. de C.V., MX 10620 3465 504 878 Telmex Colombia S.A., CO 13999 2282 372 608 Mega Cable, S.A. de C.V., MX 11830 2264 369 64 Instituto Costarricense de Electricidad 28573 1366 2325 254 Claro NXT Telecomunicacoes Ltda, BR 3816 1301 763 161 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6503 1299 339 514 Axtel, S.A.B. de C.V., MX 6147 1130 370 22 Telefonica del Peru S.A.A., PE 11664 1097 180 460 Techtel LMDS Comunicaciones Interactiva 26615 1029 2498 45 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 1553 393 19 LINKdotNET-AS, EG 24835 1542 533 30 RAYA-AS, EG 36992 1343 1518 275 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1014 67 53 ORANGE-COTE-IVOIRE, CI 36935 868 520 42 Vodafone-, EG 37457 705 325 49 Telkom-Internet, ZA 6713 551 1861 34 IAM-AS, MA 15399 516 53 43 WANANCHI-, KE 24757 496 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 11146 3330 599 Uninet S.A. de C.V., MX 9808 9452 8883 48 CHINAMOBILE-CN China Mobile Communicati 16509 8082 10761 2871 AMAZON-02, US 12479 7066 1705 149 UNI2-AS, ES 7545 5766 786 691 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4561 269 58 ALJAWWALSTC-AS, SA 11492 4528 300 621 CABLEONE, US 20940 4063 3400 190 AKAMAI-ASN1, NL 7155 3960 270 44 VIASAT-SP-BACKBONE, US 8551 3894 370 37 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 9452 9404 CHINAMOBILE-CN China Mobile Communications Grou 12479 7066 6917 UNI2-AS, ES 16509 8082 5211 AMAZON-02, US 7545 5766 5075 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4561 4503 ALJAWWALSTC-AS, SA 7155 3960 3916 VIASAT-SP-BACKBONE, US 11492 4528 3907 CABLEONE, US 20940 4063 3873 AKAMAI-ASN1, NL 8551 3894 3857 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7552 3677 3656 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 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 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 18798 UNALLOCATED 8.40.106.0/24 6461 ZAYO-6461, US 394856 UNALLOCATED 8.40.216.0/24 3356 LEVEL3, 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: 3605 ERX-KUENTOS-AS Guam Cablevision, LLC., G 23.131.186.0/24 Origin: 174 COGENT-174, US 23.131.186.0/24 Transit: 3605 ERX-KUENTOS-AS Guam Cablevision, LLC., G 23.131.187.0/24 Origin: 174 COGENT-174, US 23.131.187.0/24 Transit: 3605 ERX-KUENTOS-AS Guam Cablevision, LLC., G 23.131.188.0/24 Origin: 174 COGENT-174, US 23.131.188.0/24 Transit: 3605 ERX-KUENTOS-AS Guam Cablevision, LLC., G 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 /11:103 /12:300 /13:578 /14:1199 /15:2089 /16:13523 /17:8308 /18:13942 /19:25217 /20:43516 /21:52285 /22:110459 /23:100774 /24:556410 /25:135 /26:98 /27:162 /28:46 /29:92 /30:26 /31:3 /32:277 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 12479 6124 7066 UNI2-AS, ES 8151 5126 11146 Uninet S.A. de C.V., MX 39891 3552 4561 ALJAWWALSTC-AS, SA 11492 3436 4528 CABLEONE, US 8551 3366 3894 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3313 3505 SHAW, CA 7155 3037 3960 VIASAT-SP-BACKBONE, US 22773 2785 3744 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2177 2520 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2019 3465 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) ---------------------------------------------- 1:1544 2:1234 3:168 4:7 5:4446 6:117 7:6 8:1543 9:1 10:1 11:172 12:1578 13:393 14:2321 15:293 16:109 17:367 18:400 20:253 21:4 22:188 23:6150 24:2576 25:4 27:2584 29:19 31:2538 32:114 34:8 35:107 36:1929 37:4648 38:4424 39:808 40:151 41:4304 42:770 43:2344 44:313 45:17554 46:4263 47:382 49:1747 50:1846 51:379 52:1589 54:389 55:867 56:8 57:97 58:1692 59:1081 60:975 61:2508 62:2728 63:1945 64:5675 65:2339 66:5024 67:3036 68:1385 69:4168 70:1281 71:677 72:3054 74:2621 75:1467 76:606 77:2532 78:1926 79:3168 80:2082 81:1766 82:1513 83:1245 84:1538 85:3040 86:756 87:2053 88:1291 89:3666 90:613 91:7768 92:2020 93:2590 94:3609 95:3982 96:1325 97:333 98:1190 99:748 100:78 101:1298 102:2848 103:31252 104:4625 105:895 106:899 107:2558 108:948 109:4422 110:2065 111:3236 112:2048 113:1501 114:1634 115:2134 116:1913 117:2571 118:2189 119:1980 120:1744 121:1071 122:2607 123:2177 124:1568 125:2408 128:1346 129:1076 130:1024 131:2169 132:837 133:420 134:1905 135:342 136:868 137:1089 138:2847 139:1534 140:1201 141:1474 142:1434 143:1554 144:1207 145:357 146:1931 147:1577 148:2326 149:1946 150:889 151:1146 152:1849 153:571 154:4257 155:1425 156:1690 157:1294 158:1054 159:2262 160:2609 161:1451 162:3575 163:1552 164:1580 165:1732 166:857 167:1740 168:4106 169:938 170:4965 171:890 172:3524 173:2955 174:1020 175:1183 176:3791 177:6012 178:3654 179:2582 180:2378 181:3485 182:3316 183:1900 184:2355 185:20311 186:5104 187:4522 188:4235 189:3969 190:9266 191:1992 192:11000 193:8862 194:7314 195:5215 196:3139 197:2495 198:5968 199:6126 200:8135 201:6115 202:10561 203:10369 204:4605 205:3536 206:3900 207:3454 208:4099 209:4899 210:4254 211:2404 212:4140 213:3586 214:1093 215:58 216:6646 217:2763 218:1286 219:407 220:2015 221:974 222:675 223:2125 End of report