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 25 Feb, 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: 931208 Prefixes after maximum aggregation (per Origin AS): 346641 Deaggregation factor: 2.69 Unique aggregates announced (without unneeded subnets): 445950 Number of IPv4 prefixes with a valid ROA: 385988 Number of IPv4 prefixes with an invalid ROA: 2796 Number of IPv4 prefixes with no ROA: 542424 Total ASes present in the Internet Routing Table: 74176 Prefixes per ASN: 12.55 Origin-only ASes present in the Internet Routing Table: 63819 Origin ASes announcing only one prefix: 25664 Transit ASes present in the Internet Routing Table: 10357 Transit-only ASes present in the Internet Routing Table: 439 Paths with bogon ASNs present in the IPv4 Routing Table: 83 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: 1070 Number of instances of unregistered ASNs: 1082 Number of 32-bit ASNs allocated by the RIRs: 41293 Number of 32-bit ASNs visible in the Routing Table: 34218 Prefixes from 32-bit ASNs in the Routing Table: 174434 Number of bogon 32-bit ASNs visible in the Routing Table: 46 Special use prefixes present in the Routing Table: 8 Prefixes being announced from unallocated address space: 585 Number of addresses announced to Internet: 3064274496 Equivalent to 182 /8s, 165 /16s and 30 /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: 317320 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 238654 Total APNIC prefixes after maximum aggregation: 68442 APNIC Deaggregation factor: 3.49 Prefixes being announced from the APNIC address blocks: 233579 Unique aggregates announced from the APNIC address blocks: 97602 APNIC Region origin ASes present in the Internet Routing Table: 13260 APNIC Prefixes per ASN: 17.62 APNIC Region origin ASes announcing only one prefix: 3853 APNIC Region transit ASes present in the Internet Routing Table: 1795 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: 8560 Number of APNIC addresses announced to Internet: 773342080 Equivalent to 46 /8s, 24 /16s and 67 /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: 271612 Total ARIN prefixes after maximum aggregation: 121961 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 273474 Unique aggregates announced from the ARIN address blocks: 130334 ARIN Region origin ASes present in the Internet Routing Table: 19086 ARIN Prefixes per ASN: 14.33 ARIN Region origin ASes announcing only one prefix: 6970 ARIN Region transit ASes present in the Internet Routing Table: 1929 Average ARIN Region AS path length visible: 4.7 Max ARIN Region AS path length visible: 36 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4751 Number of ARIN addresses announced to Internet: 1287065152 Equivalent to 76 /8s, 183 /16s and 14 /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: 260858 Total RIPE prefixes after maximum aggregation: 121345 RIPE Deaggregation factor: 2.15 Prefixes being announced from the RIPE address blocks: 257251 Unique aggregates announced from the RIPE address blocks: 156577 RIPE Region origin ASes present in the Internet Routing Table: 28278 RIPE Prefixes per ASN: 9.10 RIPE Region origin ASes announcing only one prefix: 11999 RIPE Region transit ASes present in the Internet Routing Table: 3864 Average RIPE Region AS path length visible: 5.0 Max RIPE Region AS path length visible: 39 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11049 Number of RIPE addresses announced to Internet: 718539648 Equivalent to 42 /8s, 212 /16s and 11 /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: 128333 Total LACNIC prefixes after maximum aggregation: 28320 LACNIC Deaggregation factor: 4.53 Prefixes being announced from the LACNIC address blocks: 127455 Unique aggregates announced from the LACNIC address blocks: 48822 LACNIC Region origin ASes present in the Internet Routing Table: 10982 LACNIC Prefixes per ASN: 11.61 LACNIC Region origin ASes announcing only one prefix: 2266 LACNIC Region transit ASes present in the Internet Routing Table: 2268 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: 8783 Number of LACNIC addresses announced to Internet: 176559360 Equivalent to 10 /8s, 134 /16s and 21 /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: 30681 Total AfriNIC prefixes after maximum aggregation: 5805 AfriNIC Deaggregation factor: 5.29 Prefixes being announced from the AfriNIC address blocks: 38858 Unique aggregates announced from the AfriNIC address blocks: 12164 AfriNIC Region origin ASes present in the Internet Routing Table: 1732 AfriNIC Prefixes per ASN: 22.44 AfriNIC Region origin ASes announcing only one prefix: 576 AfriNIC Region transit ASes present in the Internet Routing Table: 324 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: 1075 Number of AfriNIC addresses announced to Internet: 108420096 Equivalent to 6 /8s, 118 /16s and 92 /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 9457 8883 49 CHINAMOBILE-CN China Mobile Communicati 7545 5808 786 692 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3667 1331 21 VIETEL-AS-AP Viettel Group, VN 7713 3548 1043 65 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3460 1872 93 VNPT-AS-VN VNPT Corp, VN 9498 2790 499 238 BBIL-AP BHARTI Airtel Ltd., IN 24560 2357 836 443 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2299 11250 586 KIXS-AS-KR Korea Telecom, KR 45090 2184 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2161 440 212 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 8000 10732 2871 AMAZON-02, US 11492 4512 299 641 CABLEONE, US 7155 3955 270 43 VIASAT-SP-BACKBONE, US 22773 3739 3048 292 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3504 1320 64 SHAW, CA 16625 3311 1660 2427 AKAMAI-AS, US 749 3034 50571 2301 DNIC-AS-00749, US 396982 2618 3586 354 GOOGLE-CLOUD-PLATFORM, US 7018 2589 24139 1581 ATT-INTERNET4, US 30036 2534 363 422 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 7083 1706 146 UNI2-AS, ES 39891 4561 269 58 ALJAWWALSTC-AS, SA 20940 4075 3400 195 AKAMAI-ASN1, NL 8551 3900 370 37 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2927 2292 911 ROSTELECOM-AS, RU 9009 2674 253 1387 M247, RO 34984 2265 359 609 TELLCOM-AS, TR 6849 2169 339 19 UKRTELNET, UA 58224 1847 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 11008 3344 593 Uninet S.A. de C.V., MX 10620 3467 504 872 Telmex Colombia S.A., CO 11830 2263 369 65 Instituto Costarricense de Electricidad 13999 2259 370 603 Mega Cable, S.A. de C.V., MX 28573 1342 2324 256 Claro NXT Telecomunicacoes Ltda, BR 6503 1298 339 518 Axtel, S.A.B. de C.V., MX 3816 1292 746 156 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1134 370 22 Telefonica del Peru S.A.A., PE 11664 1099 180 457 Techtel LMDS Comunicaciones Interactiva 26615 1025 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 24835 1542 533 30 RAYA-AS, EG 24863 1394 393 19 LINKdotNET-AS, EG 36992 1346 1517 278 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1002 67 53 ORANGE-COTE-IVOIRE, CI 36935 886 520 42 Vodafone-, EG 37457 705 325 49 Telkom-Internet, ZA 6713 550 1861 34 IAM-AS, MA 15399 514 52 42 WANANCHI-, KE 24757 498 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 11008 3344 593 Uninet S.A. de C.V., MX 9808 9457 8883 49 CHINAMOBILE-CN China Mobile Communicati 16509 8000 10732 2871 AMAZON-02, US 12479 7083 1706 146 UNI2-AS, ES 7545 5808 786 692 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4561 269 58 ALJAWWALSTC-AS, SA 11492 4512 299 641 CABLEONE, US 20940 4075 3400 195 AKAMAI-ASN1, NL 7155 3955 270 43 VIASAT-SP-BACKBONE, US 8551 3900 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 9457 9408 CHINAMOBILE-CN China Mobile Communications Grou 12479 7083 6937 UNI2-AS, ES 16509 8000 5129 AMAZON-02, US 7545 5808 5116 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4561 4503 ALJAWWALSTC-AS, SA 7155 3955 3912 VIASAT-SP-BACKBONE, US 20940 4075 3880 AKAMAI-ASN1, NL 11492 4512 3871 CABLEONE, US 8551 3900 3863 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7552 3667 3646 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 3507 UNALLOCATED 5.105.166.0/24 213035 AS-SERVERION Serverion B.V., 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 16641 UNALLOCATED 8.12.250.0/24 3356 LEVEL3, 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 1618 UNALLOCATED 8.21.143.0/24 136796 CL-JP-AS CORELINK JAPAN, JP 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 23.131.185.0/24 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: 701 UUNET, 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: 6453 AS6453, 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 /11:103 /12:300 /13:579 /14:1201 /15:2089 /16:13524 /17:8322 /18:14009 /19:25225 /20:43882 /21:52292 /22:110714 /23:100995 /24:557072 /25:136 /26:97 /27:159 /28:47 /29:89 /30:26 /31:3 /32:277 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 12479 6139 7083 UNI2-AS, ES 8151 5029 11008 Uninet S.A. de C.V., MX 39891 3552 4561 ALJAWWALSTC-AS, SA 11492 3428 4512 CABLEONE, US 8551 3372 3900 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3312 3504 SHAW, CA 7155 3032 3955 VIASAT-SP-BACKBONE, US 22773 2783 3739 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2191 2534 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2022 3467 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) ---------------------------------------------- 1:1647 2:1244 3:169 4:7 5:4434 6:116 7:6 8:1540 9:1 10:1 11:172 12:1583 13:389 14:2347 15:291 16:111 17:366 18:394 20:253 21:4 22:188 23:6108 24:2932 25:4 27:2604 29:19 31:2550 32:112 34:8 35:107 36:1929 37:4637 38:4307 39:864 40:152 41:4315 42:1083 43:2343 44:309 45:17543 46:4229 47:383 49:1746 50:1855 51:387 52:1583 54:397 55:869 56:8 57:98 58:1729 59:1123 60:982 61:2509 62:2720 63:1950 64:5794 65:2341 66:5050 67:3065 68:1382 69:4176 70:1449 71:674 72:3058 74:2622 75:1487 76:603 77:2519 78:1930 79:3176 80:2086 81:1748 82:1472 83:1249 84:1545 85:3028 86:757 87:2065 88:1289 89:3677 90:614 91:7781 92:2029 93:2602 94:3581 95:3984 96:1335 97:349 98:1188 99:744 100:76 101:1299 102:2818 103:31089 104:4622 105:898 106:848 107:2548 108:927 109:4428 110:2089 111:3285 112:2044 113:1530 114:1629 115:2129 116:1897 117:2562 118:2289 119:1963 120:1748 121:1066 122:2619 123:2178 124:1537 125:2371 128:1344 129:1076 130:1020 131:2163 132:837 133:413 134:1910 135:337 136:864 137:1091 138:2883 139:1556 140:1198 141:1475 142:1428 143:1569 144:1214 145:352 146:1920 147:1569 148:2312 149:1933 150:883 151:1149 152:1846 153:570 154:4207 155:1429 156:1689 157:1308 158:1019 159:2263 160:2616 161:1449 162:3581 163:1548 164:1634 165:1720 166:851 167:1743 168:4098 169:931 170:4971 171:883 172:3526 173:2996 174:1041 175:1184 176:3788 177:5995 178:3651 179:2618 180:2391 181:3487 182:3394 183:1935 184:2362 185:20264 186:5101 187:4555 188:4261 189:3991 190:9254 191:1853 192:10988 193:8863 194:7308 195:5218 196:3128 197:2495 198:5970 199:6148 200:8108 201:5986 202:10494 203:10210 204:4625 205:3523 206:3930 207:3473 208:4101 209:4900 210:4272 211:2403 212:4133 213:3596 214:1088 215:55 216:6652 217:2743 218:1284 219:400 220:2022 221:974 222:673 223:2115 End of report