IPv4 R&E Routing Table Report 18:35 GMT Thu 13 Apr, 2023 IPv4 BGP Table (Global) as seen at RENU. Report Website: https://bgp.nsrc.org/REN Detailed Analysis: https://bgp.nsrc.org/REN/RENU/ Analysis Summary ---------------- BGP routing table entries examined: 934217 Prefixes after maximum aggregation (per Origin AS): 347602 Deaggregation factor: 2.69 Unique aggregates announced (without unneeded subnets): 447543 Number of IPv4 prefixes with a valid ROA: 399314 Number of IPv4 prefixes with an invalid ROA: 1637 Number of IPv4 prefixes with no ROA: 533266 Total ASes present in the Internet Routing Table: 74283 Prefixes per ASN: 12.58 Origin-only ASes present in the Internet Routing Table: 64023 Origin ASes announcing only one prefix: 25710 Transit ASes present in the Internet Routing Table: 10260 Transit-only ASes present in the Internet Routing Table: 425 Paths with bogon ASNs present in the IPv4 Routing Table: 150 Average AS path length visible in the Internet Routing Table: 7.7 Max AS path length visible: 66 Max AS path prepend of ASN ( 37447) 64 Prefixes from unregistered ASNs in the Routing Table: 1431 Number of instances of unregistered ASNs: 1434 Number of 32-bit ASNs allocated by the RIRs: 41643 Number of 32-bit ASNs visible in the Routing Table: 34455 Prefixes from 32-bit ASNs in the Routing Table: 176291 Number of bogon 32-bit ASNs visible in the Routing Table: 25 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 959 Number of addresses announced to Internet: 3061836800 Equivalent to 182 /8s, 127 /16s and 236 /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: 318040 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 238483 Total APNIC prefixes after maximum aggregation: 68484 APNIC Deaggregation factor: 3.48 Prefixes being announced from the APNIC address blocks: 232788 Unique aggregates announced from the APNIC address blocks: 97321 APNIC Region origin ASes present in the Internet Routing Table: 13351 APNIC Prefixes per ASN: 17.44 APNIC Region origin ASes announcing only one prefix: 3905 APNIC Region transit ASes present in the Internet Routing Table: 1792 Average APNIC Region AS path length visible: 7.9 Max APNIC Region AS path length visible: 29 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8677 Number of APNIC addresses announced to Internet: 773054976 Equivalent to 46 /8s, 19 /16s and 226 /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: 271252 Total ARIN prefixes after maximum aggregation: 122179 ARIN Deaggregation factor: 2.22 Prefixes being announced from the ARIN address blocks: 274115 Unique aggregates announced from the ARIN address blocks: 130689 ARIN Region origin ASes present in the Internet Routing Table: 19064 ARIN Prefixes per ASN: 14.38 ARIN Region origin ASes announcing only one prefix: 6960 ARIN Region transit ASes present in the Internet Routing Table: 1875 Average ARIN Region AS path length visible: 7.5 Max ARIN Region AS path length visible: 28 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4779 Number of ARIN addresses announced to Internet: 1285391104 Equivalent to 76 /8s, 157 /16s and 131 /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: 262514 Total RIPE prefixes after maximum aggregation: 122009 RIPE Deaggregation factor: 2.15 Prefixes being announced from the RIPE address blocks: 258089 Unique aggregates announced from the RIPE address blocks: 157391 RIPE Region origin ASes present in the Internet Routing Table: 28312 RIPE Prefixes per ASN: 9.12 RIPE Region origin ASes announcing only one prefix: 12002 RIPE Region transit ASes present in the Internet Routing Table: 3808 Average RIPE Region AS path length visible: 7.6 Max RIPE Region AS path length visible: 34 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11137 Number of RIPE addresses announced to Internet: 717854464 Equivalent to 42 /8s, 201 /16s and 151 /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: 128409 Total LACNIC prefixes after maximum aggregation: 28206 LACNIC Deaggregation factor: 4.55 Prefixes being announced from the LACNIC address blocks: 127597 Unique aggregates announced from the LACNIC address blocks: 49127 LACNIC Region origin ASes present in the Internet Routing Table: 10975 LACNIC Prefixes per ASN: 11.63 LACNIC Region origin ASes announcing only one prefix: 2271 LACNIC Region transit ASes present in the Internet Routing Table: 2281 Average LACNIC Region AS path length visible: 8.2 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8774 Number of LACNIC addresses announced to Internet: 176607488 Equivalent to 10 /8s, 134 /16s and 209 /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: 32128 Total AfriNIC prefixes after maximum aggregation: 5869 AfriNIC Deaggregation factor: 5.47 Prefixes being announced from the AfriNIC address blocks: 40669 Unique aggregates announced from the AfriNIC address blocks: 12322 AfriNIC Region origin ASes present in the Internet Routing Table: 1744 AfriNIC Prefixes per ASN: 23.32 AfriNIC Region origin ASes announcing only one prefix: 572 AfriNIC Region transit ASes present in the Internet Routing Table: 339 Average AfriNIC Region AS path length visible: 6.4 Max AfriNIC Region AS path length visible: 66 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1088 Number of AfriNIC addresses announced to Internet: 108194560 Equivalent to 6 /8s, 114 /16s and 235 /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 9459 8704 36 CHINAMOBILE-CN China Mobile Communicati 7545 5727 786 689 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3677 1331 21 VIETEL-AS-AP Viettel Group, VN 45899 3473 1872 94 VNPT-AS-VN VNPT Corp, VN 7713 3420 1043 65 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 2931 491 239 BBIL-AP BHARTI Airtel Ltd., IN 24560 2375 836 442 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2303 11250 586 KIXS-AS-KR Korea Telecom, KR 4755 2148 439 212 TATACOMM-AS TATA Communications formerl 45090 2148 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 16509 8240 10778 2901 AMAZON-02, US 11492 4541 301 607 CABLEONE, US 7155 3966 279 46 VIASAT-SP-BACKBONE, US 22773 3606 3057 282 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3514 1320 64 SHAW, CA 16625 3168 1591 2344 AKAMAI-AS, US 749 3055 50540 2322 DNIC-AS-00749, US 396982 2630 3590 362 GOOGLE-CLOUD-PLATFORM, US 7018 2569 24117 1566 ATT-INTERNET4, US 30036 2492 360 505 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 12479 7234 1705 149 UNI2-AS, ES 39891 4833 286 59 ALJAWWALSTC-AS, SA 20940 4076 3399 167 AKAMAI-ASN1, NL 8551 3886 370 37 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2886 2292 909 ROSTELECOM-AS, RU 9009 2672 250 1394 M247, RO 34984 2270 359 611 TELLCOM-AS, TR 6849 2044 307 18 UKRTELNET, UA 58224 1850 950 543 TCI, IR 13188 1606 100 26 TRIOLAN, UA Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 11183 3343 583 Uninet S.A. de C.V., MX 10620 3500 507 851 Telmex Colombia S.A., CO 13999 2315 354 612 Mega Cable, S.A. de C.V., MX 11830 2263 369 64 Instituto Costarricense de Electricidad 28573 1332 2324 240 Claro NXT Telecomunicacoes Ltda, BR 6503 1298 339 513 Axtel, S.A.B. de C.V., MX 3816 1293 760 170 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1133 370 22 Telefonica del Peru S.A.A., PE 11664 1101 180 448 Techtel LMDS Comunicaciones Interactiva 26615 1027 2498 45 TIM SA, BR Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 24863 1578 393 19 LINKdotNET-AS, EG 24835 1524 533 30 RAYA-AS, EG 36992 1338 1518 275 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1023 67 48 ORANGE-COTE-IVOIRE, CI 36935 872 520 42 Vodafone-, EG 37457 839 325 49 Telkom-Internet, ZA 6713 550 1861 34 IAM-AS, MA 15399 530 53 42 WANANCHI-, KE 36914 512 82 3 KENET-AS, KE Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 11183 3343 583 Uninet S.A. de C.V., MX 9808 9459 8704 36 CHINAMOBILE-CN China Mobile Communicati 16509 8240 10778 2901 AMAZON-02, US 12479 7234 1705 149 UNI2-AS, ES 7545 5727 786 689 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4833 286 59 ALJAWWALSTC-AS, SA 11492 4541 301 607 CABLEONE, US 20940 4076 3399 167 AKAMAI-ASN1, NL 7155 3966 279 46 VIASAT-SP-BACKBONE, US 8551 3886 370 37 BEZEQ-INTERNATIONAL-AS Bezeqint Interne Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet Global Per AS Maximum Aggregation summary ----------------------------------------- ASN No of nets Net Savings Description 9808 9459 9423 CHINAMOBILE-CN China Mobile Communications Grou 12479 7234 7085 UNI2-AS, ES 16509 8240 5339 AMAZON-02, US 7545 5727 5038 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4833 4774 ALJAWWALSTC-AS, SA 11492 4541 3934 CABLEONE, US 7155 3966 3920 VIASAT-SP-BACKBONE, US 20940 4076 3909 AKAMAI-ASN1, NL 8551 3886 3849 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7552 3677 3656 VIETEL-AS-AP Viettel Group, VN Complete listing at https://bgp.nsrc.org/REN/RENU/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., 398083 UNALLOCATED 5.133.124.0/24 399587 UT, US 65000 PRIVATE 5.227.24.0/22 8580 SANDY MTS Nizhniy Novgorod, 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 3356 LEVEL3, US 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 Complete listing at https://bgp.nsrc.org/REN/RENU/data-badAS Prefixes from the Special Purpose Address Registry (Global) ----------------------------------------------------------- Prefix Origin AS Description 192.88.99.0/24 6939 HURRICANE, US Complete listing at https://bgp.nsrc.org/REN/RENU/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: 5511 OPENTRANSIT, FR 23.131.186.0/24 Origin: 174 COGENT-174, US 23.131.186.0/24 Transit: 5511 OPENTRANSIT, FR 23.131.187.0/24 Origin: 174 COGENT-174, US 23.131.187.0/24 Transit: 5511 OPENTRANSIT, FR 23.131.188.0/24 Origin: 174 COGENT-174, US 23.131.188.0/24 Transit: 5511 OPENTRANSIT, FR 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/RENU/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 /12:299 /13:576 /14:1206 /15:2094 /16:13539 /17:8298 /18:13995 /19:25197 /20:43948 /21:52144 /22:110445 /23:101192 /24:561114 /25:0 /26:0 /27:0 /28:0 /29:0 /30:0 /31:0 /32:0 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 12479 6294 7234 UNI2-AS, ES 8151 5172 11183 Uninet S.A. de C.V., MX 39891 3632 4833 ALJAWWALSTC-AS, SA 11492 3450 4541 CABLEONE, US 8551 3358 3886 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3323 3514 SHAW, CA 7155 3039 3966 VIASAT-SP-BACKBONE, US 22773 2672 3606 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2149 2492 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2054 3500 Telmex Colombia S.A., CO Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1675 2:1230 3:173 4:7 5:4587 6:128 7:6 8:1551 9:1 11:172 12:1549 13:389 14:2278 15:299 16:183 17:371 18:415 20:259 21:4 22:188 23:6227 24:3006 25:6 27:2570 29:19 31:2558 32:93 34:10 35:106 36:1931 37:4671 38:4551 39:811 40:151 41:4459 42:976 43:2351 44:311 45:17654 46:4279 47:361 49:1748 50:1850 51:572 52:1595 54:389 55:854 56:8 57:100 58:1755 59:1075 60:971 61:2519 62:2733 63:1928 64:5818 65:2333 66:5051 67:3051 68:1393 69:4197 70:1417 71:679 72:3052 74:2629 75:1501 76:606 77:2543 78:1913 79:3167 80:2115 81:1775 82:1485 83:1294 84:1527 85:3017 86:758 87:2079 88:1279 89:3653 90:614 91:7788 92:2062 93:2633 94:3642 95:4038 96:1328 97:335 98:1161 99:745 100:73 101:1304 102:2988 103:31389 104:4658 105:898 106:880 107:2526 108:1033 109:4441 110:2076 111:3155 112:2060 113:1532 114:1652 115:2073 116:1918 117:2566 118:2278 119:2025 120:1768 121:1060 122:2624 123:2154 124:1567 125:2467 128:1332 129:1128 130:1032 131:2172 132:859 133:422 134:1902 135:347 136:879 137:957 138:2832 139:1556 140:1238 141:1467 142:1439 143:1566 144:1166 145:348 146:1951 147:1586 148:2349 149:2095 150:886 151:1153 152:1964 153:570 154:4500 155:1436 156:1813 157:1319 158:1053 159:2288 160:2609 161:1521 162:3549 163:1564 164:1659 165:1774 166:1005 167:1739 168:4118 169:968 170:5002 171:871 172:3570 173:2949 174:1070 175:1184 176:3737 177:5995 178:3596 179:2569 180:2433 181:3481 182:3334 183:1910 184:2357 185:20361 186:5208 187:4581 188:4204 189:3979 190:9248 191:1939 192:10928 193:8878 194:7366 195:5220 196:3287 197:2739 198:5954 199:6123 200:8315 201:6098 202:10537 203:10369 204:4644 205:3475 206:4180 207:3477 208:4102 209:4916 210:4240 211:2412 212:4152 213:3590 214:1086 215:59 216:6690 217:2785 218:1282 219:412 220:1762 221:973 222:711 223:2157 End of report