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 14 May, 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: 911260 Prefixes after maximum aggregation (per Origin AS): 338546 Deaggregation factor: 2.69 Unique aggregates announced (without unneeded subnets): 432386 Number of IPv4 prefixes with a valid ROA: 677939 Number of IPv4 prefixes with an invalid ROA: 5385 Number of IPv4 prefixes with no ROA: 1139195 Total ASes present in the Internet Routing Table: 73191 Prefixes per ASN: 12.45 Origin-only ASes present in the Internet Routing Table: 63078 Origin ASes announcing only one prefix: 25350 Transit ASes present in the Internet Routing Table: 10113 Transit-only ASes present in the Internet Routing Table: 357 Average AS path length visible in the Internet Routing Table: 4.4 Max AS path length visible: 66 Max AS path prepend of ASN (267602) 58 Prefixes from unregistered ASNs in the Routing Table: 895 Number of instances of unregistered ASNs: 900 Number of 32-bit ASNs allocated by the RIRs: 39381 Number of 32-bit ASNs visible in the Routing Table: 32701 Prefixes from 32-bit ASNs in the Routing Table: 160119 Number of bogon 32-bit ASNs visible in the Routing Table: 24 Special use prefixes present in the Routing Table: 57 Prefixes being announced from unallocated address space: 576 Number of addresses announced to Internet: 3069854342 Equivalent to 182 /8s, 250 /16s and 66 /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: 313556 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 232204 Total APNIC prefixes after maximum aggregation: 66403 APNIC Deaggregation factor: 3.50 Prefixes being announced from the APNIC address blocks: 227761 Unique aggregates announced from the APNIC address blocks: 94890 APNIC Region origin ASes present in the Internet Routing Table: 12619 APNIC Prefixes per ASN: 18.05 APNIC Region origin ASes announcing only one prefix: 3580 APNIC Region transit ASes present in the Internet Routing Table: 1728 Average APNIC Region AS path length visible: 4.6 Max APNIC Region AS path length visible: 27 Number of APNIC region 32-bit ASNs visible in the Routing Table: 7846 Number of APNIC addresses announced to Internet: 775772480 Equivalent to 46 /8s, 61 /16s and 89 /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: 263699 Total ARIN prefixes after maximum aggregation: 120417 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 263392 Unique aggregates announced from the ARIN address blocks: 125995 ARIN Region origin ASes present in the Internet Routing Table: 19058 ARIN Prefixes per ASN: 13.82 ARIN Region origin ASes announcing only one prefix: 6927 ARIN Region transit ASes present in the Internet Routing Table: 1889 Average ARIN Region AS path length visible: 4.3 Max ARIN Region AS path length visible: 35 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4499 Number of ARIN addresses announced to Internet: 1295452742 Equivalent to 77 /8s, 55 /16s and 10 /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: 261205 Total RIPE prefixes after maximum aggregation: 118005 RIPE Deaggregation factor: 2.21 Prefixes being announced from the RIPE address blocks: 258417 Unique aggregates announced from the RIPE address blocks: 150721 RIPE Region origin ASes present in the Internet Routing Table: 28183 RIPE Prefixes per ASN: 9.17 RIPE Region origin ASes announcing only one prefix: 12004 RIPE Region transit ASes present in the Internet Routing Table: 3858 Average RIPE Region AS path length visible: 4.2 Max RIPE Region AS path length visible: 33 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10729 Number of RIPE addresses announced to Internet: 713969024 Equivalent to 42 /8s, 142 /16s and 77 /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: 124688 Total LACNIC prefixes after maximum aggregation: 27570 LACNIC Deaggregation factor: 4.52 Prefixes being announced from the LACNIC address blocks: 124420 Unique aggregates announced from the LACNIC address blocks: 48585 LACNIC Region origin ASes present in the Internet Routing Table: 10969 LACNIC Prefixes per ASN: 11.34 LACNIC Region origin ASes announcing only one prefix: 2299 LACNIC Region transit ASes present in the Internet Routing Table: 2189 Average LACNIC Region AS path length visible: 4.7 Max LACNIC Region AS path length visible: 66 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8667 Number of LACNIC addresses announced to Internet: 176507392 Equivalent to 10 /8s, 133 /16s and 74 /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: 28569 Total AfriNIC prefixes after maximum aggregation: 5468 AfriNIC Deaggregation factor: 5.22 Prefixes being announced from the AfriNIC address blocks: 36688 Unique aggregates announced from the AfriNIC address blocks: 11687 AfriNIC Region origin ASes present in the Internet Routing Table: 1628 AfriNIC Prefixes per ASN: 22.54 AfriNIC Region origin ASes announcing only one prefix: 540 AfriNIC Region transit ASes present in the Internet Routing Table: 320 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: 960 Number of AfriNIC addresses announced to Internet: 107349248 Equivalent to 6 /8s, 102 /16s and 5 /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 9134 8883 39 CHINAMOBILE-CN China Mobile Communicati 7545 5923 789 694 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3584 1330 19 VIETEL-AS-AP Viettel Group, VN 45899 3515 1880 56 VNPT-AS-VN VNPT Corp, VN 7713 3499 1039 53 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 2408 499 240 BBIL-AP BHARTI Airtel Ltd., IN 4766 2252 11119 596 KIXS-AS-KR Korea Telecom, KR 45090 2169 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2120 438 203 TATACOMM-AS TATA Communications formerl 24560 2044 853 380 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 6398 10351 2766 AMAZON-02, US 11492 4494 298 692 CABLEONE, US 22773 3930 3074 361 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3901 264 31 VIASAT-SP-BACKBONE, US 16625 3599 1833 2544 AKAMAI-AS, US 6327 3438 1318 62 SHAW, CA 749 2881 50780 2137 DNIC-AS-00749, US 30036 2628 374 124 MEDIACOM-ENTERPRISE-BUSINESS, US 209 2461 4960 420 CENTURYLINK-US-LEGACY-QWEST, US 20115 2249 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 6800 1730 150 UNI2-AS, ES 9121 6620 1692 17 TTNET, TR 8551 4010 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 20940 3980 3361 222 AKAMAI-ASN1, NL 39891 3751 216 30 ALJAWWALSTC-AS, SA 6849 2941 355 21 UKRTELNET, UA 12389 2921 2273 907 ROSTELECOM-AS, RU 9009 2482 247 1287 M247, GB 34984 2238 357 631 TELLCOM-AS, TR 47331 2174 343 1665 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 10604 3397 562 Uninet S.A. de C.V., MX 10620 3471 518 747 Telmex Colombia S.A., CO 11830 2433 369 63 Instituto Costarricense de Electricidad 13999 1801 299 471 Mega Cable, S.A. de C.V., MX 6503 1454 355 527 Axtel, S.A.B. de C.V., MX 28573 1390 2333 253 CLARO S.A., BR 3816 1257 671 148 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1079 369 21 Telefonica del Peru S.A.A., PE 11664 1017 191 441 Techtel LMDS Comunicaciones Interactiva 11172 957 133 61 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 1653 393 21 LINKdotNET-AS, EG 24835 1442 501 30 RAYA-AS, EG 36992 1313 1519 263 ETISALAT-MISR, EG 36903 1199 545 114 MT-MPLS, MA 29571 947 65 59 ORANGE-COTE-IVOIRE, CI 36935 619 520 42 Vodafone-, EG 6713 611 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 10604 3397 562 Uninet S.A. de C.V., MX 9808 9134 8883 39 CHINAMOBILE-CN China Mobile Communicati 12479 6800 1730 150 UNI2-AS, ES 9121 6620 1692 17 TTNET, TR 16509 6398 10351 2766 AMAZON-02, US 7545 5923 789 694 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4494 298 692 CABLEONE, US 8551 4010 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 20940 3980 3361 222 AKAMAI-ASN1, NL 22773 3930 3074 361 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 9134 9095 CHINAMOBILE-CN China Mobile Communications Grou 12479 6800 6650 UNI2-AS, ES 9121 6620 6603 TTNET, TR 7545 5923 5229 TPG-INTERNET-AP TPG Telecom Limited, AU 8551 4010 3971 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 3901 3870 VIASAT-SP-BACKBONE, US 11492 4494 3802 CABLEONE, US 20940 3980 3758 AKAMAI-ASN1, NL 39891 3751 3721 ALJAWWALSTC-AS, SA 16509 6398 3632 AMAZON-02, 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 17033 UNALLOCATED 8.48.225.0/24 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 23.129.40.0/24 Origin: 6461 ZAYO-6461, US 23.129.40.0/24 Transit: 6939 HURRICANE, US 23.129.56.0/24 Origin: 6461 ZAYO-6461, US 23.129.56.0/24 Transit: 6939 HURRICANE, US 23.129.136.0/24 Origin: 6461 ZAYO-6461, US 23.129.136.0/24 Transit: 6939 HURRICANE, US 23.131.8.0/24 Origin: 3257 GTT-BACKBONE GTT, US 23.131.8.0/24 Transit: 1299 TWELVE99 Arelion, fka Telia Carrier, SE 23.131.88.0/24 Origin: 3257 GTT-BACKBONE GTT, US 23.131.88.0/24 Transit: 1299 TWELVE99 Arelion, fka Telia Carrier, SE 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 /11:101 /12:304 /13:589 /14:1208 /15:2111 /16:13567 /17:8328 /18:14013 /19:25216 /20:43363 /21:52519 /22:109065 /23:99263 /24:540645 /25:136 /26:115 /27:156 /28:59 /29:99 /30:21 /31:5 /32:308 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 9121 5798 6620 TTNET, TR 12479 5779 6800 UNI2-AS, ES 8151 4319 10604 Uninet S.A. de C.V., MX 8551 3476 4010 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 3400 4494 CABLEONE, US 6327 3250 3438 SHAW, CA 39891 3067 3751 ALJAWWALSTC-AS, SA 7155 2991 3901 VIASAT-SP-BACKBONE, US 22773 2932 3930 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2786 2941 UKRTELNET, UA Complete listing at https://bgp.nsrc.org/REN/Guam/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1934 2:1038 3:154 4:8 5:3927 6:104 7:5 8:1552 9:1 10:1 11:172 12:1712 13:299 14:2378 15:201 16:44 17:386 18:160 20:216 21:4 22:188 23:5682 24:2351 25:6 27:2655 29:19 31:2442 32:97 34:2 35:76 36:1779 37:4409 38:2839 39:696 40:163 41:4053 42:1091 43:2201 44:292 45:17009 46:4188 47:323 49:1694 50:2166 51:101 52:1427 54:367 55:671 56:8 57:67 58:1759 59:1126 60:960 61:2277 62:2635 63:1963 64:5524 65:2335 66:4958 67:3014 68:1224 69:4164 70:1329 71:686 72:3112 74:2678 75:1401 76:584 77:2293 78:3980 79:3119 80:2014 81:1746 82:1498 83:1216 84:1377 85:3706 86:714 87:2060 88:2739 89:3353 90:523 91:7731 92:2030 93:2609 94:3545 95:4793 96:1305 97:350 98:998 99:737 100:81 101:1275 102:2203 103:29189 104:4403 105:481 106:871 107:2517 108:844 109:4261 110:2018 111:3242 112:2030 113:1512 114:1519 115:2100 116:1895 117:2516 118:2346 119:1839 120:1668 121:1044 122:2584 123:2134 124:1544 125:2087 128:1242 129:1112 130:991 131:2236 132:815 133:372 134:1899 135:296 136:887 137:1002 138:2705 139:1519 140:870 141:1409 142:1287 143:1515 144:1214 145:344 146:1816 147:1496 148:2232 149:1730 150:860 151:1080 152:1858 153:540 154:3497 155:1424 156:1857 157:1237 158:1046 159:2184 160:2567 161:1273 162:3493 163:1278 164:1604 165:1638 166:715 167:1717 168:4045 169:839 170:4874 171:831 172:3188 173:3150 174:1026 175:1157 176:3573 177:5773 178:3545 179:2438 180:2281 181:3029 182:3217 183:1952 184:2383 185:19637 186:4735 187:4322 188:3976 189:3653 190:9005 191:1748 192:11063 193:8675 194:7054 195:5046 196:3011 197:2518 198:6024 199:6070 200:7854 201:5924 202:10302 203:10240 204:4555 205:3447 206:3788 207:3400 208:4066 209:4708 210:4163 211:2368 212:4069 213:3467 214:1157 215:67 216:6493 217:2762 218:1265 219:404 220:1948 221:982 222:672 223:2123 End of report