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 30 Apr, 2022 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: 910508 Prefixes after maximum aggregation (per Origin AS): 338237 Deaggregation factor: 2.69 Unique aggregates announced (without unneeded subnets): 430614 Number of IPv4 prefixes with a valid ROA: 665228 Number of IPv4 prefixes with an invalid ROA: 5716 Number of IPv4 prefixes with no ROA: 1150071 Total ASes present in the Internet Routing Table: 73112 Prefixes per ASN: 12.45 Origin-only ASes present in the Internet Routing Table: 63005 Origin ASes announcing only one prefix: 25291 Transit ASes present in the Internet Routing Table: 10107 Transit-only ASes present in the Internet Routing Table: 354 Average AS path length visible in the Internet Routing Table: 4.4 Max AS path length visible: 65 Max AS path prepend of ASN (267602) 58 Prefixes from unregistered ASNs in the Routing Table: 855 Number of instances of unregistered ASNs: 860 Number of 32-bit ASNs allocated by the RIRs: 39260 Number of 32-bit ASNs visible in the Routing Table: 32640 Prefixes from 32-bit ASNs in the Routing Table: 159998 Number of bogon 32-bit ASNs visible in the Routing Table: 20 Special use prefixes present in the Routing Table: 57 Prefixes being announced from unallocated address space: 534 Number of addresses announced to Internet: 3067808390 Equivalent to 182 /8s, 219 /16s and 10 /24s Percentage of available address space announced: 82.9 Percentage of allocated address space announced: 82.9 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: 312955 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 232497 Total APNIC prefixes after maximum aggregation: 66417 APNIC Deaggregation factor: 3.50 Prefixes being announced from the APNIC address blocks: 227708 Unique aggregates announced from the APNIC address blocks: 94775 APNIC Region origin ASes present in the Internet Routing Table: 12596 APNIC Prefixes per ASN: 18.08 APNIC Region origin ASes announcing only one prefix: 3565 APNIC Region transit ASes present in the Internet Routing Table: 1718 Average APNIC Region AS path length visible: 4.5 Max APNIC Region AS path length visible: 27 Number of APNIC region 32-bit ASNs visible in the Routing Table: 7820 Number of APNIC addresses announced to Internet: 773663040 Equivalent to 46 /8s, 29 /16s and 41 /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: 263618 Total ARIN prefixes after maximum aggregation: 120190 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 263448 Unique aggregates announced from the ARIN address blocks: 124581 ARIN Region origin ASes present in the Internet Routing Table: 19042 ARIN Prefixes per ASN: 13.84 ARIN Region origin ASes announcing only one prefix: 6909 ARIN Region transit ASes present in the Internet Routing Table: 1902 Average ARIN Region AS path length visible: 4.4 Max ARIN Region AS path length visible: 36 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4483 Number of ARIN addresses announced to Internet: 1295602758 Equivalent to 77 /8s, 57 /16s and 84 /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: 260414 Total RIPE prefixes after maximum aggregation: 117866 RIPE Deaggregation factor: 2.21 Prefixes being announced from the RIPE address blocks: 257621 Unique aggregates announced from the RIPE address blocks: 150639 RIPE Region origin ASes present in the Internet Routing Table: 28155 RIPE Prefixes per ASN: 9.15 RIPE Region origin ASes announcing only one prefix: 11997 RIPE Region transit ASes present in the Internet Routing Table: 3855 Average RIPE Region AS path length visible: 4.2 Max RIPE Region AS path length visible: 27 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10725 Number of RIPE addresses announced to Internet: 713911936 Equivalent to 42 /8s, 141 /16s and 110 /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: 124716 Total LACNIC prefixes after maximum aggregation: 27655 LACNIC Deaggregation factor: 4.51 Prefixes being announced from the LACNIC address blocks: 124505 Unique aggregates announced from the LACNIC address blocks: 48460 LACNIC Region origin ASes present in the Internet Routing Table: 10964 LACNIC Prefixes per ASN: 11.36 LACNIC Region origin ASes announcing only one prefix: 2278 LACNIC Region transit ASes present in the Internet Routing Table: 2179 Average LACNIC Region AS path length visible: 4.8 Max LACNIC Region AS path length visible: 65 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8653 Number of LACNIC addresses announced to Internet: 176412928 Equivalent to 10 /8s, 131 /16s and 217 /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: 28408 Total AfriNIC prefixes after maximum aggregation: 5443 AfriNIC Deaggregation factor: 5.22 Prefixes being announced from the AfriNIC address blocks: 36686 Unique aggregates announced from the AfriNIC address blocks: 11683 AfriNIC Region origin ASes present in the Internet Routing Table: 1628 AfriNIC Prefixes per ASN: 22.53 AfriNIC Region origin ASes announcing only one prefix: 542 AfriNIC Region transit ASes present in the Internet Routing Table: 312 Average AfriNIC Region AS path length visible: 4.8 Max AfriNIC Region AS path length visible: 26 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 959 Number of AfriNIC addresses announced to Internet: 107439104 Equivalent to 6 /8s, 103 /16s and 100 /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 9139 8880 37 CHINAMOBILE-CN China Mobile Communicati 7545 5913 789 697 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3592 1330 19 VIETEL-AS-AP Viettel Group, VN 45899 3516 1880 56 VNPT-AS-VN VNPT Corp, VN 7713 3501 1039 53 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 2400 499 239 BBIL-AP BHARTI Airtel Ltd., IN 4766 2253 11119 596 KIXS-AS-KR Korea Telecom, KR 45090 2169 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2118 430 199 TATACOMM-AS TATA Communications formerl 24560 2054 855 379 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 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 6273 10277 2708 AMAZON-02, US 11492 4474 297 690 CABLEONE, US 22773 3944 3083 367 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3901 264 31 VIASAT-SP-BACKBONE, US 16625 3587 1832 2536 AKAMAI-AS, US 6327 3431 1318 61 SHAW, CA 749 2881 50780 2137 DNIC-AS-00749, US 30036 2618 373 133 MEDIACOM-ENTERPRISE-BUSINESS, US 209 2520 4962 422 CENTURYLINK-US-LEGACY-QWEST, US 20115 2251 3051 492 CHARTER-20115, 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 6774 1730 150 UNI2-AS, ES 9121 6633 1692 17 TTNET, TR 8551 4009 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 20940 3964 3361 222 AKAMAI-ASN1, NL 39891 3819 220 34 ALJAWWALSTC-AS, SA 12389 2921 2273 908 ROSTELECOM-AS, RU 6849 2889 355 21 UKRTELNET, UA 9009 2486 249 1291 M247, GB 34984 2238 358 632 TELLCOM-AS, TR 47331 2179 344 1668 TTNET, TR 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 10619 3391 561 Uninet S.A. de C.V., MX 10620 3473 519 741 Telmex Colombia S.A., CO 11830 2433 369 63 Instituto Costarricense de Electricidad 13999 1771 297 476 Mega Cable, S.A. de C.V., MX 6503 1454 355 525 Axtel, S.A.B. de C.V., MX 28573 1385 2333 253 CLARO S.A., BR 3816 1255 667 147 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1080 369 21 Telefonica del Peru S.A.A., PE 11664 1021 191 442 Techtel LMDS Comunicaciones Interactiva 11172 961 133 63 Alestra, S. de R.L. de C.V., MX 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 1535 393 21 LINKdotNET-AS, EG 24835 1444 515 32 RAYA-AS, EG 36992 1314 1519 263 ETISALAT-MISR, EG 36903 1199 545 114 MT-MPLS, MA 29571 914 65 59 ORANGE-COTE-IVOIRE, CI 36935 621 520 43 Vodafone-, EG 6713 613 1863 34 IAM-AS, MA 15399 512 51 33 WANANCHI-, KE 37342 467 32 1 MOVITEL, MZ 23889 423 232 16 MauritiusTelecom, MU 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 10619 3391 561 Uninet S.A. de C.V., MX 9808 9139 8880 37 CHINAMOBILE-CN China Mobile Communicati 12479 6774 1730 150 UNI2-AS, ES 9121 6633 1692 17 TTNET, TR 16509 6273 10277 2708 AMAZON-02, US 7545 5913 789 697 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4474 297 690 CABLEONE, US 8551 4009 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 20940 3964 3361 222 AKAMAI-ASN1, NL 22773 3944 3083 367 ASN-CXA-ALL-CCI-22773-RDC, 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 9139 9102 CHINAMOBILE-CN China Mobile Communications Grou 12479 6774 6624 UNI2-AS, ES 9121 6633 6616 TTNET, TR 7545 5913 5216 TPG-INTERNET-AP TPG Telecom Limited, AU 8551 4009 3970 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 3901 3870 VIASAT-SP-BACKBONE, US 39891 3819 3785 ALJAWWALSTC-AS, SA 11492 4474 3784 CABLEONE, US 20940 3964 3742 AKAMAI-ASN1, NL 22773 3944 3577 ASN-CXA-ALL-CCI-22773-RDC, 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 62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US 393266 UNALLOCATED 8.23.52.0/24 46887 LIGHTOWER, US 18604 UNALLOCATED 8.25.204.0/24 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 395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US 395056 UNALLOCATED 8.45.133.0/24 3356 LEVEL3, US 32306 UNALLOCATED 8.46.80.0/24 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 100.67.0.0/20 266452 ELETROINFO TELECOMUNICACOES LTDA - ME, BR 100.72.208.0/20 56402 DADEHGOSTAR-AS AS12880 - Data Communication Com 100.88.0.0/17 56402 DADEHGOSTAR-AS AS12880 - Data Communication Com 100.88.128.0/17 56402 DADEHGOSTAR-AS AS12880 - Data Communication Com Complete listing at https://bgp.nsrc.org/REN/Guam/data-spar Advertised Unallocated Addresses -------------------------------- Unassigned Network ASN Information AS Name 23.131.187.0/24 Origin: 174 COGENT-174, US 23.131.187.0/24 Transit: 3356 LEVEL3, 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 41.57.124.0/23 Origin: 37442 UNASSIGNED 41.57.124.0/23 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 /9:13 /10:40 /11:100 /12:304 /13:590 /14:1207 /15:2113 /16:13582 /17:8328 /18:13987 /19:25209 /20:43297 /21:52597 /22:109043 /23:98865 /24:540322 /25:134 /26:115 /27:157 /28:59 /29:96 /30:21 /31:5 /32:308 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 9121 5810 6633 TTNET, TR 12479 5755 6774 UNI2-AS, ES 8151 4273 10619 Uninet S.A. de C.V., MX 8551 3475 4009 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 3380 4474 CABLEONE, US 6327 3244 3431 SHAW, CA 39891 3131 3819 ALJAWWALSTC-AS, SA 7155 2991 3901 VIASAT-SP-BACKBONE, US 22773 2941 3944 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2739 2889 UKRTELNET, UA Complete listing at https://bgp.nsrc.org/REN/Guam/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1936 2:1040 3:154 4:9 5:3913 6:104 7:5 8:1557 9:1 10:1 11:172 12:1708 13:300 14:2376 15:192 16:45 17:385 18:160 20:195 21:4 22:188 23:5676 24:2358 25:6 27:2661 29:19 31:2433 32:97 34:1 35:73 36:1774 37:4459 38:2848 39:702 40:163 41:4045 42:1089 43:2210 44:305 45:16986 46:4179 47:343 49:1688 50:2171 51:100 52:1418 54:364 55:736 56:8 57:65 58:1754 59:1124 60:958 61:2280 62:2574 63:1974 64:5534 65:2340 66:4948 67:3013 68:1224 69:4180 70:1341 71:655 72:3118 74:2683 75:1397 76:591 77:2302 78:3983 79:3111 80:2002 81:1751 82:1498 83:1213 84:1378 85:3676 86:712 87:2065 88:2745 89:3343 90:522 91:7727 92:2011 93:2607 94:3548 95:4796 96:1309 97:350 98:993 99:737 100:81 101:1277 102:2190 103:29157 104:4382 105:484 106:857 107:2534 108:851 109:4236 110:2029 111:3237 112:2029 113:1509 114:1522 115:2098 116:1887 117:2516 118:2339 119:1839 120:1663 121:1040 122:2586 123:2143 124:1550 125:2081 128:1245 129:1109 130:989 131:2222 132:818 133:372 134:1917 135:295 136:886 137:1001 138:2713 139:1512 140:867 141:1407 142:1304 143:1513 144:1210 145:344 146:1823 147:1486 148:2232 149:1727 150:860 151:1079 152:1859 153:539 154:3579 155:1432 156:1875 157:1236 158:1042 159:2133 160:2520 161:1276 162:3493 163:1275 164:1662 165:1622 166:709 167:1722 168:4047 169:838 170:4871 171:830 172:3154 173:3121 174:1025 175:1156 176:3579 177:5762 178:3535 179:2434 180:2284 181:3017 182:3220 183:1955 184:2388 185:19613 186:4742 187:4276 188:3972 189:3621 190:9023 191:1742 192:11043 193:8644 194:7024 195:5034 196:3035 197:2499 198:6055 199:6073 200:7841 201:5906 202:10304 203:10252 204:4554 205:3441 206:3800 207:3405 208:4073 209:4719 210:4136 211:2365 212:4076 213:3465 214:1155 215:67 216:6486 217:2756 218:1267 219:404 220:1950 221:981 222:672 223:2124 End of report