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 20 May, 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: 940206 Prefixes after maximum aggregation (per Origin AS): 348914 Deaggregation factor: 2.69 Unique aggregates announced (without unneeded subnets): 449087 Number of IPv4 prefixes with a valid ROA: 410427 Number of IPv4 prefixes with an invalid ROA: 2654 Number of IPv4 prefixes with no ROA: 527125 Total ASes present in the Internet Routing Table: 74384 Prefixes per ASN: 12.64 Origin-only ASes present in the Internet Routing Table: 64177 Origin ASes announcing only one prefix: 25805 Transit ASes present in the Internet Routing Table: 10207 Transit-only ASes present in the Internet Routing Table: 412 Paths with bogon ASNs present in the IPv4 Routing Table: 53 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: 1079 Number of instances of unregistered ASNs: 1083 Number of 32-bit ASNs allocated by the RIRs: 41900 Number of 32-bit ASNs visible in the Routing Table: 34595 Prefixes from 32-bit ASNs in the Routing Table: 178000 Number of bogon 32-bit ASNs visible in the Routing Table: 34 Special use prefixes present in the Routing Table: 8 Prefixes being announced from unallocated address space: 624 Number of addresses announced to Internet: 3057333568 Equivalent to 182 /8s, 59 /16s and 53 /24s Percentage of available address space announced: 82.6 Percentage of allocated address space announced: 82.6 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: 319459 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 243034 Total APNIC prefixes after maximum aggregation: 68647 APNIC Deaggregation factor: 3.54 Prefixes being announced from the APNIC address blocks: 237469 Unique aggregates announced from the APNIC address blocks: 98136 APNIC Region origin ASes present in the Internet Routing Table: 13381 APNIC Prefixes per ASN: 17.75 APNIC Region origin ASes announcing only one prefix: 3933 APNIC Region transit ASes present in the Internet Routing Table: 1786 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: 8723 Number of APNIC addresses announced to Internet: 773200704 Equivalent to 46 /8s, 22 /16s and 27 /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: 272621 Total ARIN prefixes after maximum aggregation: 122530 ARIN Deaggregation factor: 2.22 Prefixes being announced from the ARIN address blocks: 275307 Unique aggregates announced from the ARIN address blocks: 130352 ARIN Region origin ASes present in the Internet Routing Table: 19087 ARIN Prefixes per ASN: 14.42 ARIN Region origin ASes announcing only one prefix: 6993 ARIN Region transit ASes present in the Internet Routing Table: 1858 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: 4794 Number of ARIN addresses announced to Internet: 1281211904 Equivalent to 76 /8s, 93 /16s and 190 /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: 263429 Total RIPE prefixes after maximum aggregation: 122797 RIPE Deaggregation factor: 2.15 Prefixes being announced from the RIPE address blocks: 259234 Unique aggregates announced from the RIPE address blocks: 158405 RIPE Region origin ASes present in the Internet Routing Table: 28376 RIPE Prefixes per ASN: 9.14 RIPE Region origin ASes announcing only one prefix: 12037 RIPE Region transit ASes present in the Internet Routing Table: 3823 Average RIPE Region AS path length visible: 5.0 Max RIPE Region AS path length visible: 29 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11209 Number of RIPE addresses announced to Internet: 718117888 Equivalent to 42 /8s, 205 /16s and 156 /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: 129202 Total LACNIC prefixes after maximum aggregation: 28304 LACNIC Deaggregation factor: 4.56 Prefixes being announced from the LACNIC address blocks: 128279 Unique aggregates announced from the LACNIC address blocks: 49382 LACNIC Region origin ASes present in the Internet Routing Table: 10987 LACNIC Prefixes per ASN: 11.68 LACNIC Region origin ASes announcing only one prefix: 2256 LACNIC Region transit ASes present in the Internet Routing Table: 2274 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: 8773 Number of LACNIC addresses announced to Internet: 176956416 Equivalent to 10 /8s, 140 /16s and 36 /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: 30841 Total AfriNIC prefixes after maximum aggregation: 5859 AfriNIC Deaggregation factor: 5.26 Prefixes being announced from the AfriNIC address blocks: 39287 Unique aggregates announced from the AfriNIC address blocks: 12286 AfriNIC Region origin ASes present in the Internet Routing Table: 1750 AfriNIC Prefixes per ASN: 22.45 AfriNIC Region origin ASes announcing only one prefix: 586 AfriNIC Region transit ASes present in the Internet Routing Table: 314 Average AfriNIC Region AS path length visible: 5.5 Max AfriNIC Region AS path length visible: 41 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1096 Number of AfriNIC addresses announced to Internet: 107430144 Equivalent to 6 /8s, 103 /16s and 65 /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 9480 8705 37 CHINAMOBILE-CN China Mobile Communicati 7545 5716 784 689 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4132 347 25 FPT-AS-AP FPT Telecom Company, VN 7552 3677 1331 21 VIETEL-AS-AP Viettel Group, VN 7713 3573 1043 66 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3475 1872 93 VNPT-AS-VN VNPT Corp, VN 9498 2961 491 241 BBIL-AP BHARTI Airtel Ltd., IN 24560 2399 837 443 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2300 11250 586 KIXS-AS-KR Korea Telecom, KR 45090 2184 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 8297 10781 2941 AMAZON-02, US 11492 4538 301 603 CABLEONE, US 7155 4020 281 51 VIASAT-SP-BACKBONE, US 22773 3563 3035 268 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3526 1320 64 SHAW, CA 16625 3101 1560 2342 AKAMAI-AS, US 749 3100 54980 2352 DNIC-AS-00749, US 396982 2655 3592 372 GOOGLE-CLOUD-PLATFORM, US 7018 2514 24149 1584 ATT-INTERNET4, US 30036 2500 361 448 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 7312 1707 141 UNI2-AS, ES 39891 4765 282 59 ALJAWWALSTC-AS, SA 20940 4127 3399 188 AKAMAI-ASN1, NL 8551 3882 370 37 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2925 2292 910 ROSTELECOM-AS, RU 9009 2717 250 1403 M247, RO 34984 2279 360 608 TELLCOM-AS, TR 6849 2052 307 17 UKRTELNET, UA 58224 1837 948 550 TCI, IR 61317 1615 108 1217 ASDETUK www.heficed.com, US 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 11301 3343 604 Uninet S.A. de C.V., MX 10620 3517 508 854 Telmex Colombia S.A., CO 13999 2349 361 621 Mega Cable, S.A. de C.V., MX 11830 2271 369 64 Instituto Costarricense de Electricidad 28573 1330 2323 240 Claro NXT Telecomunicacoes Ltda, BR 6503 1301 339 515 Axtel, S.A.B. de C.V., MX 3816 1295 766 172 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1134 370 22 Telefonica del Peru S.A.A., PE 11664 1094 180 440 Techtel LMDS Comunicaciones Interactiva 26615 1035 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 1605 393 19 LINKdotNET-AS, EG 24835 1496 533 29 RAYA-AS, EG 36992 1338 1518 275 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1028 67 47 ORANGE-COTE-IVOIRE, CI 36935 917 520 42 Vodafone-, EG 37457 680 319 46 Telkom-Internet, ZA 6713 550 1861 34 IAM-AS, MA 15399 522 53 45 WANANCHI-, KE 37342 489 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 11301 3343 604 Uninet S.A. de C.V., MX 9808 9480 8705 37 CHINAMOBILE-CN China Mobile Communicati 16509 8297 10781 2941 AMAZON-02, US 12479 7312 1707 141 UNI2-AS, ES 7545 5716 784 689 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4765 282 59 ALJAWWALSTC-AS, SA 11492 4538 301 603 CABLEONE, US 18403 4132 347 25 FPT-AS-AP FPT Telecom Company, VN 20940 4127 3399 188 AKAMAI-ASN1, NL 7155 4020 281 51 VIASAT-SP-BACKBONE, US 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 9480 9443 CHINAMOBILE-CN China Mobile Communications Grou 12479 7312 7171 UNI2-AS, ES 16509 8297 5356 AMAZON-02, US 7545 5716 5027 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4765 4706 ALJAWWALSTC-AS, SA 18403 4132 4107 FPT-AS-AP FPT Telecom Company, VN 7155 4020 3969 VIASAT-SP-BACKBONE, US 20940 4127 3939 AKAMAI-ASN1, NL 11492 4538 3935 CABLEONE, US 8551 3882 3845 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 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 3507 UNALLOCATED 2.57.241.0/24 213035 AS-SERVERION Serverion B.V., 3507 UNALLOCATED 5.105.49.0/24 213035 AS-SERVERION Serverion B.V., 3507 UNALLOCATED 5.105.69.0/24 213035 AS-SERVERION Serverion B.V., 3507 UNALLOCATED 5.105.206.0/24 213035 AS-SERVERION Serverion B.V., 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 62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US 393266 UNALLOCATED 8.23.52.0/24 46887 LIGHTOWER, 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 23.139.232.0/24 Origin: 211619 MAXKO, HR 23.139.232.0/24 Transit: 42864 GIGANET-HU GigaNet Internet Service Prov 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 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 /11:104 /12:302 /13:579 /14:1198 /15:2102 /16:13514 /17:8255 /18:13966 /19:25175 /20:43875 /21:52227 /22:110733 /23:101638 /24:566096 /25:52 /26:38 /27:2 /28:3 /29:13 /30:4 /31:0 /32:262 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 12479 6382 7312 UNI2-AS, ES 8151 5272 11301 Uninet S.A. de C.V., MX 39891 3628 4765 ALJAWWALSTC-AS, SA 11492 3445 4538 CABLEONE, US 8551 3354 3882 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3335 3526 SHAW, CA 7155 3070 4020 VIASAT-SP-BACKBONE, US 22773 2634 3563 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2156 2500 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2070 3517 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) ---------------------------------------------- 1:2141 2:1314 3:175 4:5 5:4630 6:130 7:6 8:1541 9:1 10:1 11:172 12:1534 13:388 14:2304 15:303 16:188 17:373 18:422 20:262 21:4 22:188 23:6288 24:3001 25:6 27:2581 29:19 31:2532 32:83 34:21 35:110 36:1972 37:4701 38:4730 39:847 40:151 41:4228 42:1950 43:2375 44:314 45:17673 46:4395 47:362 49:1763 50:1881 51:571 52:1601 54:391 55:854 56:8 57:123 58:1878 59:1111 60:987 61:2576 62:2758 63:1937 64:5821 65:2352 66:5158 67:3030 68:1359 69:4141 70:1387 71:682 72:3068 74:2638 75:1590 76:609 77:2568 78:1884 79:3176 80:2143 81:1796 82:1507 83:1287 84:1541 85:3036 86:769 87:2030 88:1220 89:3769 90:619 91:7863 92:2064 93:2622 94:3702 95:4064 96:1308 97:336 98:1154 99:746 100:74 101:1309 102:2902 103:31573 104:4705 105:889 106:941 107:2589 108:1049 109:4438 110:2114 111:3115 112:2038 113:1745 114:1657 115:2090 116:1904 117:2565 118:2620 119:2015 120:1799 121:1074 122:2618 123:2169 124:1562 125:2483 128:1376 129:1020 130:1035 131:2152 132:853 133:422 134:1924 135:348 136:880 137:930 138:2879 139:1549 140:1251 141:1441 142:1455 143:1599 144:1152 145:347 146:1934 147:1588 148:2394 149:2222 150:891 151:1159 152:1842 153:568 154:4477 155:1447 156:1801 157:1327 158:1081 159:2232 160:2599 161:1545 162:3532 163:1566 164:1602 165:1799 166:1068 167:1751 168:4126 169:934 170:4989 171:897 172:3578 173:2965 174:1075 175:1199 176:3773 177:6086 178:3613 179:2596 180:2593 181:3552 182:3354 183:2099 184:2350 185:20482 186:5270 187:4601 188:4232 189:4034 190:9290 191:1946 192:10948 193:8902 194:7373 195:5285 196:3177 197:2482 198:5949 199:6101 200:8347 201:6156 202:10564 203:10478 204:4590 205:3689 206:4266 207:3435 208:4108 209:4919 210:4260 211:2434 212:4207 213:3651 214:1082 215:59 216:6688 217:2799 218:1296 219:408 220:1993 221:978 222:710 223:2154 End of report