IPv4 R&E Routing Table Report 18:35 GMT Tue 20 Dec, 2022 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: 934887 Prefixes after maximum aggregation (per Origin AS): 347160 Deaggregation factor: 2.69 Unique aggregates announced (without unneeded subnets): 443640 Number of IPv4 prefixes with a valid ROA: 383918 Number of IPv4 prefixes with an invalid ROA: 2787 Number of IPv4 prefixes with no ROA: 548182 Total ASes present in the Internet Routing Table: 73957 Prefixes per ASN: 12.64 Origin-only ASes present in the Internet Routing Table: 63756 Origin ASes announcing only one prefix: 25583 Transit ASes present in the Internet Routing Table: 10201 Transit-only ASes present in the Internet Routing Table: 408 Paths with bogon ASNs present in the IPv4 Routing Table: 120 Average AS path length visible in the Internet Routing Table: 5.8 Max AS path length visible: 66 Max AS path prepend of ASN ( 37447) 64 Prefixes from unregistered ASNs in the Routing Table: 1011 Number of instances of unregistered ASNs: 1012 Number of 32-bit ASNs allocated by the RIRs: 40934 Number of 32-bit ASNs visible in the Routing Table: 33913 Prefixes from 32-bit ASNs in the Routing Table: 172537 Number of bogon 32-bit ASNs visible in the Routing Table: 22 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 522 Number of addresses announced to Internet: 3061550592 Equivalent to 182 /8s, 123 /16s and 142 /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: 323192 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 236420 Total APNIC prefixes after maximum aggregation: 68042 APNIC Deaggregation factor: 3.47 Prefixes being announced from the APNIC address blocks: 231311 Unique aggregates announced from the APNIC address blocks: 97398 APNIC Region origin ASes present in the Internet Routing Table: 13159 APNIC Prefixes per ASN: 17.58 APNIC Region origin ASes announcing only one prefix: 3833 APNIC Region transit ASes present in the Internet Routing Table: 1754 Average APNIC Region AS path length visible: 6.1 Max APNIC Region AS path length visible: 27 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8436 Number of APNIC addresses announced to Internet: 773357824 Equivalent to 46 /8s, 24 /16s and 129 /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: 269508 Total ARIN prefixes after maximum aggregation: 122066 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 271093 Unique aggregates announced from the ARIN address blocks: 129459 ARIN Region origin ASes present in the Internet Routing Table: 19067 ARIN Prefixes per ASN: 14.22 ARIN Region origin ASes announcing only one prefix: 6980 ARIN Region transit ASes present in the Internet Routing Table: 1859 Average ARIN Region AS path length visible: 5.7 Max ARIN Region AS path length visible: 37 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4703 Number of ARIN addresses announced to Internet: 1288134912 Equivalent to 76 /8s, 199 /16s and 97 /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: 266787 Total RIPE prefixes after maximum aggregation: 122188 RIPE Deaggregation factor: 2.18 Prefixes being announced from the RIPE address blocks: 263504 Unique aggregates announced from the RIPE address blocks: 155463 RIPE Region origin ASes present in the Internet Routing Table: 28185 RIPE Prefixes per ASN: 9.35 RIPE Region origin ASes announcing only one prefix: 11955 RIPE Region transit ASes present in the Internet Routing Table: 3845 Average RIPE Region AS path length visible: 5.7 Max RIPE Region AS path length visible: 35 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10936 Number of RIPE addresses announced to Internet: 715273984 Equivalent to 42 /8s, 162 /16s and 55 /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: 128312 Total LACNIC prefixes after maximum aggregation: 28320 LACNIC Deaggregation factor: 4.53 Prefixes being announced from the LACNIC address blocks: 127530 Unique aggregates announced from the LACNIC address blocks: 48902 LACNIC Region origin ASes present in the Internet Routing Table: 11015 LACNIC Prefixes per ASN: 11.58 LACNIC Region origin ASes announcing only one prefix: 2259 LACNIC Region transit ASes present in the Internet Routing Table: 2255 Average LACNIC Region AS path length visible: 6.2 Max LACNIC Region AS path length visible: 57 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8779 Number of LACNIC addresses announced to Internet: 175955968 Equivalent to 10 /8s, 124 /16s and 224 /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: 32849 Total AfriNIC prefixes after maximum aggregation: 5775 AfriNIC Deaggregation factor: 5.69 Prefixes being announced from the AfriNIC address blocks: 40927 Unique aggregates announced from the AfriNIC address blocks: 11989 AfriNIC Region origin ASes present in the Internet Routing Table: 1725 AfriNIC Prefixes per ASN: 23.73 AfriNIC Region origin ASes announcing only one prefix: 556 AfriNIC Region transit ASes present in the Internet Routing Table: 337 Average AfriNIC Region AS path length visible: 5.3 Max AfriNIC Region AS path length visible: 66 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1059 Number of AfriNIC addresses announced to Internet: 108527104 Equivalent to 6 /8s, 119 /16s and 254 /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 9155 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5932 786 692 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3625 1331 21 VIETEL-AS-AP Viettel Group, VN 7713 3521 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3372 1874 94 VNPT-AS-VN VNPT Corp, VN 9498 2682 499 239 BBIL-AP BHARTI Airtel Ltd., IN 24560 2349 849 437 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2285 11250 590 KIXS-AS-KR Korea Telecom, KR 45090 2186 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2164 440 215 TATACOMM-AS TATA Communications formerl 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 7748 10637 2921 AMAZON-02, US 11492 4545 301 564 CABLEONE, US 7155 3894 265 33 VIASAT-SP-BACKBONE, US 22773 3704 3066 328 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3520 1320 63 SHAW, CA 16625 3507 1824 2526 AKAMAI-AS, US 749 3026 50577 2293 DNIC-AS-00749, US 7018 2604 24143 1579 ATT-INTERNET4, US 396982 2575 3493 370 GOOGLE-CLOUD-PLATFORM, US 30036 2557 367 412 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 6938 1706 146 UNI2-AS, ES 9121 6004 1692 17 TTNET, TR 39891 4488 264 57 ALJAWWALSTC-AS, SA 20940 4077 3400 179 AKAMAI-ASN1, NL 8551 3697 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 47331 2933 435 2207 TTNET, TR 12389 2914 2290 906 ROSTELECOM-AS, RU 9009 2656 252 1362 M247, RO 6849 2262 339 20 UKRTELNET, UA 34984 2255 358 611 TELLCOM-AS, TR 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 10909 3338 593 Uninet S.A. de C.V., MX 10620 3466 507 852 Telmex Colombia S.A., CO 11830 2262 369 64 Instituto Costarricense de Electricidad 13999 2184 357 579 Mega Cable, S.A. de C.V., MX 28573 1339 2327 257 Claro NXT Telecomunicacoes Ltda, BR 6503 1295 339 523 Axtel, S.A.B. de C.V., MX 3816 1291 740 156 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1153 370 22 Telefonica del Peru S.A.A., PE 11664 1139 186 471 Techtel LMDS Comunicaciones Interactiva 26615 991 2466 43 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 37457 1895 326 57 Telkom-Internet, ZA 24835 1550 537 31 RAYA-AS, EG 24863 1535 393 21 LINKdotNET-AS, EG 36992 1362 1520 269 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1010 67 39 ORANGE-COTE-IVOIRE, CI 36935 883 520 42 Vodafone-, EG 6713 613 1863 34 IAM-AS, MA 15399 506 52 36 WANANCHI-, KE 37342 494 32 1 MOVITEL, MZ 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 10909 3338 593 Uninet S.A. de C.V., MX 9808 9155 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7748 10637 2921 AMAZON-02, US 12479 6938 1706 146 UNI2-AS, ES 9121 6004 1692 17 TTNET, TR 7545 5932 786 692 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4545 301 564 CABLEONE, US 39891 4488 264 57 ALJAWWALSTC-AS, SA 20940 4077 3400 179 AKAMAI-ASN1, NL 7155 3894 265 33 VIASAT-SP-BACKBONE, US 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 9155 9108 CHINAMOBILE-CN China Mobile Communications Grou 12479 6938 6792 UNI2-AS, ES 9121 6004 5987 TTNET, TR 7545 5932 5240 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7748 4827 AMAZON-02, US 39891 4488 4431 ALJAWWALSTC-AS, SA 11492 4545 3981 CABLEONE, US 20940 4077 3898 AKAMAI-ASN1, NL 7155 3894 3861 VIASAT-SP-BACKBONE, US 8551 3697 3659 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 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 398083 UNALLOCATED 5.133.124.0/24 399587 UT, US 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 25674 UNALLOCATED 8.12.76.0/24 3356 LEVEL3, US 16641 UNALLOCATED 8.12.250.0/24 3356 LEVEL3, US 25674 UNALLOCATED 8.14.115.0/24 3356 LEVEL3, US 12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-DDOS-M 25674 UNALLOCATED 8.19.146.0/24 3356 LEVEL3, US 53775 UNALLOCATED 8.20.88.0/24 7029 WINDSTREAM, 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 1103 SURFNET-NL SURFnet, The Netherlands, NL 198.51.100.0/24 29766 CHSPSC-29766, 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: 16637 MTNNS-AS, ZA 23.131.186.0/24 Origin: 174 COGENT-174, US 23.131.186.0/24 Transit: 16637 MTNNS-AS, ZA 23.131.187.0/24 Origin: 174 COGENT-174, US 23.131.187.0/24 Transit: 16637 MTNNS-AS, ZA 23.131.188.0/24 Origin: 46450 PILOT, US 23.131.188.0/24 Transit: 6939 HURRICANE, US 23.131.190.0/24 Origin: 7018 ATT-INTERNET4, US 23.131.190.0/24 Transit: 6939 HURRICANE, US 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 /11:100 /12:296 /13:586 /14:1205 /15:2100 /16:13569 /17:8380 /18:14094 /19:25186 /20:43883 /21:53027 /22:111093 /23:101420 /24:559881 /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 5985 6938 UNI2-AS, ES 9121 5208 6004 TTNET, TR 8151 4898 10909 Uninet S.A. de C.V., MX 39891 3543 4488 ALJAWWALSTC-AS, SA 11492 3452 4545 CABLEONE, US 6327 3328 3520 SHAW, CA 8551 3162 3697 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 2983 3894 VIASAT-SP-BACKBONE, US 22773 2730 3704 ASN-CXA-ALL-CCI-22773-RDC, US 47331 2525 2933 TTNET, TR Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1624 2:1234 3:168 4:7 5:4335 6:110 7:5 8:1579 9:1 11:172 12:1611 13:371 14:2371 15:287 16:76 17:373 18:405 20:247 21:4 22:188 23:6026 24:2515 25:4 27:2785 29:19 31:2527 32:110 34:8 35:95 36:1844 37:4646 38:3950 39:823 40:154 41:4398 42:1044 43:2331 44:309 45:17670 46:4262 47:381 49:1719 50:1943 51:375 52:1542 54:396 55:784 56:8 57:90 58:1746 59:1112 60:1008 61:2469 62:2700 63:1957 64:5676 65:2344 66:5014 67:3069 68:1392 69:4173 70:1257 71:675 72:3064 74:2635 75:1473 76:598 77:2451 78:4028 79:2941 80:2088 81:1860 82:1490 83:1245 84:1508 85:3795 86:745 87:2019 88:2893 89:3571 90:586 91:7721 92:1987 93:2580 94:3590 95:4857 96:1317 97:345 98:1177 99:741 100:75 101:1293 102:2879 103:30856 104:4638 105:1993 106:849 107:2540 108:928 109:4354 110:2038 111:3266 112:2030 113:1531 114:1614 115:2134 116:1884 117:2487 118:2292 119:1907 120:1699 121:1062 122:2605 123:2178 124:1529 125:2281 128:1325 129:1057 130:983 131:2206 132:857 133:400 134:1897 135:338 136:885 137:932 138:2861 139:1505 140:1030 141:1489 142:1421 143:1525 144:1195 145:353 146:1897 147:1531 148:2295 149:1876 150:875 151:1149 152:1968 153:559 154:3890 155:1424 156:1638 157:1303 158:1043 159:2232 160:2677 161:1433 162:3559 163:1501 164:1740 165:1691 166:822 167:1750 168:4186 169:954 170:4992 171:886 172:3550 173:3079 174:1027 175:1180 176:3688 177:6132 178:3558 179:2623 180:2371 181:3428 182:3233 183:1914 184:2367 185:20163 186:5068 187:4565 188:4178 189:3895 190:9183 191:1841 192:11024 193:8855 194:7242 195:5173 196:3220 197:2781 198:6009 199:6123 200:8119 201:6118 202:10473 203:10211 204:4615 205:3519 206:3868 207:3399 208:4136 209:4863 210:4233 211:2397 212:4112 213:3582 214:1106 215:55 216:6646 217:2739 218:1265 219:414 220:2031 221:956 222:661 223:1998 End of report