IPv4 R&E Routing Table Report 20:15 GMT Thu 18 Jul, 2024 IPv4 BGP Table (R&E) as seen at KREONet2. Report Website: https://bgp.nsrc.org/REN Detailed Analysis: https://bgp.nsrc.org/REN/KREONet2/ Analysis Summary ---------------- BGP routing table entries examined: 186796 Prefixes after maximum aggregation (per Origin AS): 84253 Deaggregation factor: 2.22 Unique aggregates announced (without unneeded subnets): 104279 Number of IPv4 prefixes with a valid ROA: 73353 Number of IPv4 prefixes with an invalid ROA: 19 Number of IPv4 prefixes with no ROA: 113424 Total ASes present in the Internet Routing Table: 16257 Prefixes per ASN: 11.49 Origin-only ASes present in the Internet Routing Table: 13958 Origin ASes announcing only one prefix: 6390 Transit ASes present in the Internet Routing Table: 2299 Transit-only ASes present in the Internet Routing Table: 638 Paths with bogon ASNs present in the IPv4 Routing Table: 3 Average AS path length visible in the Internet Routing Table: 5.8 Max AS path length visible: 41 Max AS path prepend of ASN ( 59588) 32 Prefixes from unregistered ASNs in the Routing Table: 218 Number of instances of unregistered ASNs: 219 Number of 32-bit ASNs allocated by the RIRs: 45003 Number of 32-bit ASNs visible in the Routing Table: 6122 Prefixes from 32-bit ASNs in the Routing Table: 21025 Number of bogon 32-bit ASNs visible in the Routing Table: 4 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 97 Number of addresses announced to Internet: 1121388701 Equivalent to 66 /8s, 215 /16s and 8 /24s Percentage of available address space announced: 30.3 Percentage of allocated address space announced: 30.3 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: 52034 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 30079 Total APNIC prefixes after maximum aggregation: 7091 APNIC Deaggregation factor: 4.24 Prefixes being announced from the APNIC address blocks: 29619 Unique aggregates announced from the APNIC address blocks: 8017 APNIC Region origin ASes present in the Internet Routing Table: 1129 APNIC Prefixes per ASN: 26.23 APNIC Region origin ASes announcing only one prefix: 465 APNIC Region transit ASes present in the Internet Routing Table: 197 Average APNIC Region AS path length visible: 7.3 Max APNIC Region AS path length visible: 16 Number of APNIC region 32-bit ASNs visible in the Routing Table: 473 Number of APNIC addresses announced to Internet: 201961068 Equivalent to 12 /8s, 9 /16s and 174 /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, 131072-153913 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: 87458 Total ARIN prefixes after maximum aggregation: 48113 ARIN Deaggregation factor: 1.82 Prefixes being announced from the ARIN address blocks: 86089 Unique aggregates announced from the ARIN address blocks: 53690 ARIN Region origin ASes present in the Internet Routing Table: 7298 ARIN Prefixes per ASN: 11.80 ARIN Region origin ASes announcing only one prefix: 3166 ARIN Region transit ASes present in the Internet Routing Table: 660 Average ARIN Region AS path length visible: 5.3 Max ARIN Region AS path length visible: 26 Number of ARIN region 32-bit ASNs visible in the Routing Table: 1502 Number of ARIN addresses announced to Internet: 654837601 Equivalent to 39 /8s, 8 /16s and 7 /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, 393216-402332 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: 31516 Total RIPE prefixes after maximum aggregation: 17095 RIPE Deaggregation factor: 1.84 Prefixes being announced from the RIPE address blocks: 32523 Unique aggregates announced from the RIPE address blocks: 24465 RIPE Region origin ASes present in the Internet Routing Table: 3348 RIPE Prefixes per ASN: 9.71 RIPE Region origin ASes announcing only one prefix: 1443 RIPE Region transit ASes present in the Internet Routing Table: 536 Average RIPE Region AS path length visible: 5.6 Max RIPE Region AS path length visible: 41 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1243 Number of RIPE addresses announced to Internet: 163326416 Equivalent to 9 /8s, 188 /16s and 41 /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 196608-216475 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: 32595 Total LACNIC prefixes after maximum aggregation: 10202 LACNIC Deaggregation factor: 3.19 Prefixes being announced from the LACNIC address blocks: 32305 Unique aggregates announced from the LACNIC address blocks: 15414 LACNIC Region origin ASes present in the Internet Routing Table: 3528 LACNIC Prefixes per ASN: 9.16 LACNIC Region origin ASes announcing only one prefix: 1228 LACNIC Region transit ASes present in the Internet Routing Table: 723 Average LACNIC Region AS path length visible: 6.0 Max LACNIC Region AS path length visible: 26 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 2794 Number of LACNIC addresses announced to Internet: 73506816 Equivalent to 4 /8s, 97 /16s and 160 /24s LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 64099-64197, 262144-274844 + 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: 4930 Total AfriNIC prefixes after maximum aggregation: 1585 AfriNIC Deaggregation factor: 3.11 Prefixes being announced from the AfriNIC address blocks: 6163 Unique aggregates announced from the AfriNIC address blocks: 2602 AfriNIC Region origin ASes present in the Internet Routing Table: 215 AfriNIC Prefixes per ASN: 28.67 AfriNIC Region origin ASes announcing only one prefix: 88 AfriNIC Region transit ASes present in the Internet Routing Table: 67 Average AfriNIC Region AS path length visible: 5.7 Max AfriNIC Region AS path length visible: 28 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 110 Number of AfriNIC addresses announced to Internet: 27697920 Equivalent to 1 /8s, 166 /16s and 163 /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 9664 8746 74 CHINAMOBILE-CN China Mobile Communication 56046 1508 876 117 CMNET-JIANGSU-AP China Mobile communicati 56047 1507 192 48 CMNET-HUNAN-AP China Mobile communication 56041 1467 714 73 CMNET-ZHEJIANG-AP China Mobile communicat 24547 803 176 57 CMNET-V4HEBEI-AS-AP Hebei Mobile Communic 24444 769 501 72 CMNET-V4SHANDONG-AS-AP Shandong Mobile Co 17676 653 10623 151 GIGAINFRA SoftBank Corp., JP 2907 600 2162 465 SINET-AS Research Organization of Informa 56040 487 490 108 CMNET-GUANGDONG-AP China Mobile communica 45102 483 767 109 ALIBABA-CN-NET Alibaba US Technology Co., Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 16509 10163 11544 3634 AMAZON-02, US 749 3253 54899 2505 DNIC-AS-00749, US 367 2641 3211 1235 DNIC-ASBLK-00306-00371, US 4155 1987 131 1306 USDA-1, US 209 1693 4898 309 CENTURYLINK-US-LEGACY-QWEST, US 11492 1602 106 892 CABLEONE, US 11776 1589 222 274 ATLANTICBB-JOHNSTOWN, US 5972 1301 384 581 DNIC-ASBLK-05800-06055, US 7979 1024 67 208 SERVERS-COM, US 14618 977 4179 729 AMAZON-AES, US Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 20940 1278 102 1041 AKAMAI-ASN1, NL 3215 896 4814 290 France Telecom - Orange, FR 39891 800 50 18 ALJAWWALSTC-AS, SA 8376 701 60 24 Jordan Data Communications, JO 8452 584 1841 11 TE-AS TE-AS, EG 51167 552 105 241 CONTABO, DE 212238 452 33 401 CDNEXT, GB 20978 420 196 13 TT_MOBIL Istanbul, TR 35819 410 394 40 MOBILY-AS Etihad Etisalat Company Mobily, 57878 382 31 188 PRAGER-IT, AT Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 4981 1424 712 UNINET, MX 3816 1322 777 200 COLOMBIA TELECOMUNICACIONES S.A. ESP, CO 11830 1087 324 6 Instituto Costarricense de Electricidad y 6147 1079 369 22 Telefonica del Peru S.A.A., PE 18881 824 1128 28 TELEFONICA BRASIL S.A, BR 26599 537 2859 75 TELEFONICA BRASIL S.A, BR 13999 535 73 230 Mega Cable, S.A. de C.V., MX 22047 405 343 18 VTR BANDA ANCHA S.A., CL 10620 315 41 261 Telmex Colombia S.A., CO 27843 231 20 33 WIN EMPRESAS S.A.C., PE Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 24863 754 389 16 LINKdotNET-AS, EG 29571 530 48 248 ORANGE-COTE-IVOIRE, CI 36914 454 82 3 KENET-AS, KE 2018 379 319 71 TENET-1, ZA 36935 258 64 77 Vodafone-, EG 24835 151 152 90 RAYA-AS, EG 37492 149 471 44 ORANGE-, TN 37693 148 597 51 TUNISIANA, TN 36992 146 235 125 ETISALAT-MISR, EG 37480 128 8 37 Cobranet, NG Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 16509 10163 11544 3634 AMAZON-02, US 9808 9664 8746 74 CHINAMOBILE-CN China Mobile Communication 8151 4981 1424 712 UNINET, MX 749 3253 54899 2505 DNIC-AS-00749, US 367 2641 3211 1235 DNIC-ASBLK-00306-00371, US 4155 1987 131 1306 USDA-1, US 209 1693 4898 309 CENTURYLINK-US-LEGACY-QWEST, US 11492 1602 106 892 CABLEONE, US 11776 1589 222 274 ATLANTICBB-JOHNSTOWN, US 56046 1508 876 117 CMNET-JIANGSU-AP China Mobile communicati Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet Global Per AS Maximum Aggregation summary ----------------------------------------- ASN No of nets Net Savings Description 9808 9664 9590 CHINAMOBILE-CN China Mobile Communications Grou 8151 4981 4269 UNINET, MX 56047 1507 1459 CMNET-HUNAN-AP China Mobile communications corp 367 2641 1406 DNIC-ASBLK-00306-00371, US 56041 1467 1394 CMNET-ZHEJIANG-AP China Mobile communications c 56046 1508 1391 CMNET-JIANGSU-AP China Mobile communications co 209 1693 1384 CENTURYLINK-US-LEGACY-QWEST, US 11776 1589 1315 ATLANTICBB-JOHNSTOWN, US 3816 1322 1122 COLOMBIA TELECOMUNICACIONES S.A. ESP, CO 11830 1087 1081 Instituto Costarricense de Electricidad y Telec Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Net Originated Transit AS Transit AS Name 46639 UNALLOCATED 8.38.73.0/24 3356 LEVEL3, US 14652 UNALLOCATED 8.39.162.0/24 3356 LEVEL3, US 1782 UNALLOCATED 8.42.19.0/24 3356 LEVEL3, US 395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US 46639 UNALLOCATED 8.42.219.0/24 3356 LEVEL3, US 13342 UNALLOCATED 12.17.5.0/24 7018 ATT-INTERNET4, US 22538 UNALLOCATED 12.131.3.0/24 7018 ATT-INTERNET4, US 26295 UNALLOCATED 12.147.1.0/24 7018 ATT-INTERNET4, US 30442 UNALLOCATED 12.155.208.0/24 7018 ATT-INTERNET4, US 13342 UNALLOCATED 12.164.235.0/24 7018 ATT-INTERNET4, US Complete listing at https://bgp.nsrc.org/REN/KREONet2/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/KREONet2/data-spar Advertised Unallocated Addresses -------------------------------- Unassigned Network ASN Information AS Name 41.57.124.0/24 Origin: 37442 RESERVED, ZZ 41.57.124.0/24 Transit: 37204 TELONE, ZW 41.57.127.0/24 Origin: 37442 RESERVED, ZZ 41.57.127.0/24 Transit: 37204 TELONE, ZW 41.74.44.0/24 Origin: 37544 RESERVED, ZZ 41.74.44.0/24 Transit: 15964 CAMNET-AS, CM 41.78.60.0/22 Origin: 6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A 41.78.60.0/22 Transit: 2914 NTT-LTD-2914, US 41.78.204.0/22 Origin: 37475 RESERVED, ZZ 41.78.204.0/22 Transit: 15964 CAMNET-AS, CM Complete listing at https://bgp.nsrc.org/REN/KREONet2/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 /8:11 /9:6 /10:18 /11:30 /12:91 /13:129 /14:356 /15:696 /16:5919 /17:2441 /18:2558 /19:5353 /20:8334 /21:10984 /22:19864 /23:20322 /24:109480 /25:42 /26:46 /27:68 /28:17 /29:16 /30:11 /31:0 /32:4 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 8151 2500 4981 UNINET, MX 16509 2133 10163 AMAZON-02, US 11492 1211 1602 CABLEONE, US 209 957 1693 CENTURYLINK-US-LEGACY-QWEST, US 11830 923 1087 Instituto Costarricense de Electricidad y Telecom., CR 19901 785 933 BRSPD-PUBLIC, US 11776 739 1589 ATLANTICBB-JOHNSTOWN, US 6147 673 1079 Telefonica del Peru S.A.A., PE 8376 549 701 Jordan Data Communications, JO 36914 444 454 KENET-AS, KE Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:15 2:187 3:374 5:395 6:135 7:5 8:629 11:171 12:651 13:307 14:99 15:281 16:183 17:6 18:753 20:33 21:4 22:188 23:1802 24:715 25:2 27:30 29:19 31:172 32:1 34:10 35:59 36:1196 37:358 38:791 39:537 40:27 41:710 42:13 43:151 44:33 45:2798 46:614 47:99 49:12 50:275 51:356 52:1354 54:273 55:885 57:21 58:6 59:34 60:17 61:54 62:319 63:494 64:1490 65:809 66:1168 67:832 68:171 69:808 70:137 71:194 72:442 74:689 75:383 76:189 77:239 78:314 79:157 80:209 81:186 82:213 83:107 84:189 85:340 86:167 87:153 88:174 89:534 90:97 91:602 92:425 93:300 94:478 95:170 96:364 97:34 98:139 99:154 100:11 101:16 102:223 103:974 104:704 105:117 106:3 107:190 108:308 109:260 110:27 111:1810 112:447 113:39 114:39 115:15 116:35 117:963 118:77 119:106 120:1091 121:35 122:80 123:21 124:53 125:15 128:358 129:272 130:518 131:836 132:554 133:196 134:340 135:88 136:387 137:426 138:849 139:389 140:588 141:317 142:718 143:689 144:337 145:67 146:469 147:410 148:592 149:456 150:292 151:521 152:573 153:117 154:499 155:619 156:446 157:292 158:315 159:651 160:849 161:484 162:684 163:275 164:657 165:395 166:147 167:393 168:1011 169:96 170:1235 171:62 172:979 173:791 174:172 175:44 176:260 177:1009 178:270 179:558 180:54 181:905 182:22 183:829 184:311 185:2339 186:885 187:914 188:521 189:1064 190:2682 191:283 192:3840 193:1305 194:879 195:578 196:428 197:667 198:1991 199:3797 200:2550 201:2422 202:1089 203:640 204:1704 205:1676 206:1180 207:1123 208:902 209:1321 210:339 211:441 212:694 213:585 214:1021 215:42 216:1705 217:279 218:525 219:37 220:30 221:302 222:20 223:638 End of report