IPv4 R&E Routing Table Report 21:10 GMT Thu 22 Dec, 2022 IPv4 BGP Table (Global) as seen at AARNET (Brisbane). Report Website: https://bgp.nsrc.org/REN Detailed Analysis: https://bgp.nsrc.org/REN/AARNET/ Analysis Summary ---------------- BGP routing table entries examined: 914814 Prefixes after maximum aggregation (per Origin AS): 346739 Deaggregation factor: 2.64 Unique aggregates announced (without unneeded subnets): 444035 Number of IPv4 prefixes with a valid ROA: 374008 Number of IPv4 prefixes with an invalid ROA: 2796 Number of IPv4 prefixes with no ROA: 538010 Total ASes present in the Internet Routing Table: 73913 Prefixes per ASN: 12.38 Origin-only ASes present in the Internet Routing Table: 63526 Origin ASes announcing only one prefix: 26075 Transit ASes present in the Internet Routing Table: 10387 Transit-only ASes present in the Internet Routing Table: 424 Paths with bogon ASNs present in the IPv4 Routing Table: 63 Average AS path length visible in the Internet Routing Table: 4.4 Max AS path length visible: 66 Max AS path prepend of ASN ( 37447) 64 Prefixes from unregistered ASNs in the Routing Table: 1029 Number of instances of unregistered ASNs: 1040 Number of 32-bit ASNs allocated by the RIRs: 40958 Number of 32-bit ASNs visible in the Routing Table: 33886 Prefixes from 32-bit ASNs in the Routing Table: 165463 Number of bogon 32-bit ASNs visible in the Routing Table: 58 Special use prefixes present in the Routing Table: 4 Prefixes being announced from unallocated address space: 512 Number of addresses announced to Internet: 3064834048 Equivalent to 182 /8s, 173 /16s and 168 /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: 310933 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 237526 Total APNIC prefixes after maximum aggregation: 68130 APNIC Deaggregation factor: 3.49 Prefixes being announced from the APNIC address blocks: 232409 Unique aggregates announced from the APNIC address blocks: 97318 APNIC Region origin ASes present in the Internet Routing Table: 13167 APNIC Prefixes per ASN: 17.65 APNIC Region origin ASes announcing only one prefix: 3842 APNIC Region transit ASes present in the Internet Routing Table: 1778 Average APNIC Region AS path length visible: 4.2 Max APNIC Region AS path length visible: 26 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8435 Number of APNIC addresses announced to Internet: 773198592 Equivalent to 46 /8s, 22 /16s and 19 /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: 267111 Total ARIN prefixes after maximum aggregation: 121989 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 268631 Unique aggregates announced from the ARIN address blocks: 129655 ARIN Region origin ASes present in the Internet Routing Table: 19054 ARIN Prefixes per ASN: 14.10 ARIN Region origin ASes announcing only one prefix: 6971 ARIN Region transit ASes present in the Internet Routing Table: 1927 Average ARIN Region AS path length visible: 4.1 Max ARIN Region AS path length visible: 35 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4702 Number of ARIN addresses announced to Internet: 1287736832 Equivalent to 76 /8s, 193 /16s and 78 /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: 263024 Total RIPE prefixes after maximum aggregation: 121859 RIPE Deaggregation factor: 2.16 Prefixes being announced from the RIPE address blocks: 259997 Unique aggregates announced from the RIPE address blocks: 155689 RIPE Region origin ASes present in the Internet Routing Table: 28149 RIPE Prefixes per ASN: 9.24 RIPE Region origin ASes announcing only one prefix: 11986 RIPE Region transit ASes present in the Internet Routing Table: 3902 Average RIPE Region AS path length visible: 4.4 Max RIPE Region AS path length visible: 34 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10924 Number of RIPE addresses announced to Internet: 719426560 Equivalent to 42 /8s, 225 /16s and 148 /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: 117535 Total LACNIC prefixes after maximum aggregation: 28302 LACNIC Deaggregation factor: 4.15 Prefixes being announced from the LACNIC address blocks: 116843 Unique aggregates announced from the LACNIC address blocks: 48931 LACNIC Region origin ASes present in the Internet Routing Table: 11005 LACNIC Prefixes per ASN: 10.62 LACNIC Region origin ASes announcing only one prefix: 2676 LACNIC Region transit ASes present in the Internet Routing Table: 2266 Average LACNIC Region AS path length visible: 5.2 Max LACNIC Region AS path length visible: 29 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8771 Number of LACNIC addresses announced to Internet: 176032512 Equivalent to 10 /8s, 126 /16s and 11 /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: 28589 Total AfriNIC prefixes after maximum aggregation: 5686 AfriNIC Deaggregation factor: 5.03 Prefixes being announced from the AfriNIC address blocks: 36421 Unique aggregates announced from the AfriNIC address blocks: 12024 AfriNIC Region origin ASes present in the Internet Routing Table: 1712 AfriNIC Prefixes per ASN: 21.27 AfriNIC Region origin ASes announcing only one prefix: 600 AfriNIC Region transit ASes present in the Internet Routing Table: 328 Average AfriNIC Region AS path length visible: 5.0 Max AfriNIC Region AS path length visible: 66 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1054 Number of AfriNIC addresses announced to Internet: 108112640 Equivalent to 6 /8s, 113 /16s and 171 /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 9158 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5943 787 703 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3625 1331 21 VIETEL-AS-AP Viettel Group, VN 7713 3520 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3353 1867 87 VNPT-AS-VN VNPT Corp, VN 9498 2677 499 237 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 4538 2263 4192 73 ERX-CERNET-BKB China Education and Rese 45090 2180 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 16509 7757 10638 2917 AMAZON-02, US 11492 4546 301 565 CABLEONE, US 7155 3894 265 33 VIASAT-SP-BACKBONE, US 22773 3696 3065 323 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3520 1320 63 SHAW, CA 16625 3456 1793 2509 AKAMAI-AS, US 749 3026 50577 2293 DNIC-AS-00749, US 7018 2611 24130 1583 ATT-INTERNET4, US 396982 2574 3493 369 GOOGLE-CLOUD-PLATFORM, US 30036 2563 368 393 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 12479 6952 1706 146 UNI2-AS, ES 9121 6176 1692 17 TTNET, TR 39891 4560 269 57 ALJAWWALSTC-AS, SA 20940 4048 3400 179 AKAMAI-ASN1, NL 8551 3701 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2915 2290 907 ROSTELECOM-AS, RU 47331 2682 385 2023 TTNET, TR 9009 2652 252 1361 M247, RO 34984 2255 358 611 TELLCOM-AS, TR 6849 2221 339 20 UKRTELNET, UA Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 10925 3340 594 Uninet S.A. de C.V., MX 10620 3466 507 852 Telmex Colombia S.A., CO 11830 2261 369 64 Instituto Costarricense de Electricidad 13999 2189 358 582 Mega Cable, S.A. de C.V., MX 28573 1341 2328 258 Claro NXT Telecomunicacoes Ltda, BR 6503 1296 339 518 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 186 460 Techtel LMDS Comunicaciones Interactiva 26615 991 2466 43 TIM SA, BR Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 24835 1509 511 29 RAYA-AS, EG 24863 1506 393 21 LINKdotNET-AS, EG 36992 1321 1518 274 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1011 67 43 ORANGE-COTE-IVOIRE, CI 36935 705 520 42 Vodafone-, EG 6713 613 1863 34 IAM-AS, MA 15399 523 53 45 WANANCHI-, KE 37342 494 32 1 MOVITEL, MZ 2018 372 319 71 TENET-1, ZA Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 10925 3340 594 Uninet S.A. de C.V., MX 9808 9158 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7757 10638 2917 AMAZON-02, US 12479 6952 1706 146 UNI2-AS, ES 9121 6176 1692 17 TTNET, TR 7545 5943 787 703 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4560 269 57 ALJAWWALSTC-AS, SA 11492 4546 301 565 CABLEONE, US 20940 4048 3400 179 AKAMAI-ASN1, NL 7155 3894 265 33 VIASAT-SP-BACKBONE, US Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet Global Per AS Maximum Aggregation summary ----------------------------------------- ASN No of nets Net Savings Description 9808 9158 9111 CHINAMOBILE-CN China Mobile Communications Grou 12479 6952 6806 UNI2-AS, ES 9121 6176 6159 TTNET, TR 7545 5943 5240 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7757 4840 AMAZON-02, US 39891 4560 4503 ALJAWWALSTC-AS, SA 11492 4546 3981 CABLEONE, US 20940 4048 3869 AKAMAI-ASN1, NL 7155 3894 3861 VIASAT-SP-BACKBONE, US 8551 3701 3663 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo Complete listing at https://bgp.nsrc.org/REN/AARNET/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 65000 PRIVATE 5.227.24.0/22 8580 SANDY MTS Nizhniy Novgorod, 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 Complete listing at https://bgp.nsrc.org/REN/AARNET/data-badAS Prefixes from the Special Purpose Address Registry (Global) ----------------------------------------------------------- Prefix Origin AS Description 100.88.0.0/17 264275 ROLIM NET TECNOLOGIA LTDA, BR 100.96.100.0/24 57681 ASN-MGTS-USPD2, RU 192.88.99.0/24 6939 HURRICANE, US 198.19.224.0/24 56207 COMCLARK-PH ComClark Network & Technology Corp, Complete listing at https://bgp.nsrc.org/REN/AARNET/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: 6461 ZAYO-6461, US 23.131.186.0/24 Origin: 174 COGENT-174, US 23.131.186.0/24 Transit: 6461 ZAYO-6461, US 23.131.187.0/24 Origin: 174 COGENT-174, US 23.131.187.0/24 Transit: 6461 ZAYO-6461, US 23.131.190.0/24 Origin: 7018 ATT-INTERNET4, US 23.131.190.0/24 Transit: 6461 ZAYO-6461, US 23.131.191.0/24 Origin: 212238 CDNEXT, GB 23.131.191.0/24 Transit: 60068 CDN77 \^_^, GB Complete listing at https://bgp.nsrc.org/REN/AARNET/data-add-IANA Number of prefixes announced per prefix length (Global) ------------------------------------------------------- !!Default route being announced!! /1:0 /2:0 /3:0 /4:0 /5:0 /6:0 /7:0 /8:16 /9:13 /10:39 /11:101 /12:300 /13:587 /14:1199 /15:2075 /16:13500 /17:8295 /18:13879 /19:25030 /20:43591 /21:52111 /22:109746 /23:97907 /24:546424 /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 5998 6952 UNI2-AS, ES 9121 5329 6176 TTNET, TR 8151 4911 10925 Uninet S.A. de C.V., MX 39891 3551 4560 ALJAWWALSTC-AS, SA 11492 3453 4546 CABLEONE, US 6327 3328 3520 SHAW, CA 8551 3166 3701 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 2983 3894 VIASAT-SP-BACKBONE, US 22773 2727 3696 ASN-CXA-ALL-CCI-22773-RDC, US 47331 2339 2682 TTNET, TR Complete listing at https://bgp.nsrc.org/REN/AARNET/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1620 2:1227 3:168 4:5 5:4101 6:110 7:5 8:1547 9:1 11:172 12:1610 13:369 14:2360 15:285 16:76 17:370 18:410 20:243 21:4 22:188 23:5816 24:2472 25:4 27:2785 29:19 31:2497 32:103 34:8 35:95 36:1815 37:4593 38:3953 39:821 40:144 41:3925 42:1051 43:2313 44:307 45:16425 46:4215 47:381 49:1706 50:1933 51:374 52:1543 54:396 55:783 56:8 57:84 58:1757 59:1168 60:1009 61:2422 62:2604 63:1940 64:5651 65:2325 66:4913 67:3031 68:1362 69:4141 70:1257 71:663 72:2991 74:2597 75:1465 76:596 77:2347 78:3934 79:2942 80:2066 81:1824 82:1491 83:1240 84:1506 85:3750 86:741 87:1923 88:2840 89:3496 90:590 91:7616 92:1987 93:2565 94:3495 95:4849 96:1316 97:344 98:1172 99:741 100:77 101:1062 102:2532 103:30737 104:4621 105:482 106:847 107:2546 108:918 109:4363 110:2047 111:3263 112:2030 113:1510 114:1595 115:2094 116:1848 117:2479 118:2285 119:1914 120:1693 121:1072 122:2589 123:2170 124:1523 125:2299 128:1307 129:1056 130:973 131:2016 132:843 133:401 134:1899 135:295 136:888 137:1067 138:2603 139:1518 140:1031 141:1488 142:1420 143:1449 144:1189 145:352 146:1901 147:1522 148:2292 149:1859 150:869 151:1146 152:1967 153:555 154:3768 155:1412 156:1626 157:1291 158:1045 159:2243 160:2577 161:1432 162:3545 163:1489 164:1691 165:1654 166:828 167:1751 168:3870 169:925 170:4551 171:886 172:3480 173:3059 174:1024 175:1151 176:3636 177:4785 178:3533 179:2153 180:2426 181:3362 182:3229 183:1931 184:2367 185:19984 186:4643 187:3924 188:4058 189:3453 190:9043 191:1468 192:10983 193:8812 194:7187 195:5098 196:2978 197:2404 198:5999 199:6106 200:7728 201:5883 202:10520 203:10224 204:4609 205:3522 206:3832 207:3402 208:4119 209:4835 210:4353 211:2421 212:4075 213:3551 214:1107 215:55 216:6602 217:2651 218:1287 219:473 220:2032 221:957 222:739 223:1978 End of report