IPv4 R&E Routing Table Report 20:15 GMT Fri 02 Aug, 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: 184975 Prefixes after maximum aggregation (per Origin AS): 83145 Deaggregation factor: 2.22 Unique aggregates announced (without unneeded subnets): 102840 Number of IPv4 prefixes with a valid ROA: 73692 Number of IPv4 prefixes with an invalid ROA: 23 Number of IPv4 prefixes with no ROA: 111260 Total ASes present in the Internet Routing Table: 16084 Prefixes per ASN: 11.50 Origin-only ASes present in the Internet Routing Table: 13841 Origin ASes announcing only one prefix: 6317 Transit ASes present in the Internet Routing Table: 2243 Transit-only ASes present in the Internet Routing Table: 634 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: 226 Number of instances of unregistered ASNs: 227 Number of 32-bit ASNs allocated by the RIRs: 45074 Number of 32-bit ASNs visible in the Routing Table: 6064 Prefixes from 32-bit ASNs in the Routing Table: 20786 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: 91 Number of addresses announced to Internet: 1120631197 Equivalent to 66 /8s, 203 /16s and 121 /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: 50741 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 30437 Total APNIC prefixes after maximum aggregation: 7335 APNIC Deaggregation factor: 4.15 Prefixes being announced from the APNIC address blocks: 29994 Unique aggregates announced from the APNIC address blocks: 8386 APNIC Region origin ASes present in the Internet Routing Table: 1212 APNIC Prefixes per ASN: 24.75 APNIC Region origin ASes announcing only one prefix: 488 APNIC Region transit ASes present in the Internet Routing Table: 205 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: 535 Number of APNIC addresses announced to Internet: 202024556 Equivalent to 12 /8s, 10 /16s and 166 /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: 85004 Total ARIN prefixes after maximum aggregation: 46522 ARIN Deaggregation factor: 1.83 Prefixes being announced from the ARIN address blocks: 83621 Unique aggregates announced from the ARIN address blocks: 51524 ARIN Region origin ASes present in the Internet Routing Table: 7176 ARIN Prefixes per ASN: 11.65 ARIN Region origin ASes announcing only one prefix: 3120 ARIN Region transit ASes present in the Internet Routing Table: 627 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: 1473 Number of ARIN addresses announced to Internet: 652834145 Equivalent to 38 /8s, 233 /16s and 117 /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: 30996 Total RIPE prefixes after maximum aggregation: 16811 RIPE Deaggregation factor: 1.84 Prefixes being announced from the RIPE address blocks: 32039 Unique aggregates announced from the RIPE address blocks: 24068 RIPE Region origin ASes present in the Internet Routing Table: 3267 RIPE Prefixes per ASN: 9.81 RIPE Region origin ASes announcing only one prefix: 1400 RIPE Region transit ASes present in the Internet Routing Table: 511 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: 1225 Number of RIPE addresses announced to Internet: 161867472 Equivalent to 9 /8s, 165 /16s and 230 /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: 33256 Total LACNIC prefixes after maximum aggregation: 10278 LACNIC Deaggregation factor: 3.24 Prefixes being announced from the LACNIC address blocks: 32957 Unique aggregates announced from the LACNIC address blocks: 15649 LACNIC Region origin ASes present in the Internet Routing Table: 3430 LACNIC Prefixes per ASN: 9.61 LACNIC Region origin ASes announcing only one prefix: 1194 LACNIC Region transit ASes present in the Internet Routing Table: 705 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: 2697 Number of LACNIC addresses announced to Internet: 74482432 Equivalent to 4 /8s, 112 /16s and 131 /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: 5056 Total AfriNIC prefixes after maximum aggregation: 2029 AfriNIC Deaggregation factor: 2.49 Prefixes being announced from the AfriNIC address blocks: 6273 Unique aggregates announced from the AfriNIC address blocks: 3128 AfriNIC Region origin ASes present in the Internet Routing Table: 265 AfriNIC Prefixes per ASN: 23.67 AfriNIC Region origin ASes announcing only one prefix: 115 AfriNIC Region transit ASes present in the Internet Routing Table: 71 Average AfriNIC Region AS path length visible: 5.5 Max AfriNIC Region AS path length visible: 28 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 134 Number of AfriNIC addresses announced to Internet: 29368576 Equivalent to 1 /8s, 192 /16s and 33 /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 9682 8746 74 CHINAMOBILE-CN China Mobile Communication 56047 1509 192 48 CMNET-HUNAN-AP China Mobile communication 56046 1506 876 118 CMNET-JIANGSU-AP China Mobile communicati 56041 1468 714 73 CMNET-ZHEJIANG-AP China Mobile communicat 24547 804 176 57 CMNET-V4HEBEI-AS-AP Hebei Mobile Communic 24444 769 501 72 CMNET-V4SHANDONG-AS-AP Shandong Mobile Co 17676 608 10623 151 GIGAINFRA SoftBank Corp., JP 2907 600 2162 464 SINET-AS Research Organization of Informa 56040 485 490 108 CMNET-GUANGDONG-AP China Mobile communica 24445 478 497 67 CMNET-V4HENAN-AS-AP Henan Mobile Communic 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 10317 11570 3680 AMAZON-02, US 749 3258 54898 2510 DNIC-AS-00749, US 367 2554 3150 1186 DNIC-ASBLK-00306-00371, US 4155 2040 131 1327 USDA-1, US 209 1692 4898 309 CENTURYLINK-US-LEGACY-QWEST, US 11776 1590 222 274 ATLANTICBB-JOHNSTOWN, US 5972 1302 384 578 DNIC-ASBLK-05800-06055, US 7979 1029 67 208 SERVERS-COM, US 14618 987 4180 739 AMAZON-AES, US 855 966 255 82 CANET-ASN-4, CA 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 1224 98 998 AKAMAI-ASN1, NL 3215 897 4814 291 France Telecom - Orange, FR 39891 800 50 18 ALJAWWALSTC-AS, SA 8376 729 60 25 Jordan Data Communications, JO 8452 579 1841 11 TE-AS TE-AS, EG 51167 554 106 242 CONTABO, DE 212238 472 34 415 CDNEXT, GB 20978 420 196 13 TT_MOBIL Istanbul, TR 13046 382 34 5 ASN-ISKON, HR 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 5630 1667 676 UNINET, MX 3816 1315 768 202 COLOMBIA TELECOMUNICACIONES S.A. ESP, CO 11830 1087 324 6 Instituto Costarricense de Electricidad y 6147 1044 369 22 Telefonica del Peru S.A.A., PE 18881 872 1128 28 TELEFONICA BRASIL S.A, BR 26599 538 2891 72 TELEFONICA BRASIL S.A, BR 13999 533 72 230 Mega Cable, S.A. de C.V., MX 22047 405 343 18 VTR BANDA ANCHA S.A., CL 10620 345 44 286 Telmex Colombia S.A., CO 22884 260 27 203 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M 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 652 210 266 LINKdotNET-AS, EG 29571 543 49 258 ORANGE-COTE-IVOIRE, CI 36914 533 82 3 KENET-AS, KE 2018 381 319 71 TENET-1, ZA 36935 258 64 77 Vodafone-, EG 37492 149 471 44 ORANGE-, TN 37693 148 597 51 TUNISIANA, TN 36947 146 548 100 ALGTEL-AS, DZ 36992 146 235 125 ETISALAT-MISR, EG 24835 138 142 84 RAYA-AS, EG 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 10317 11570 3680 AMAZON-02, US 9808 9682 8746 74 CHINAMOBILE-CN China Mobile Communication 8151 5630 1667 676 UNINET, MX 749 3258 54898 2510 DNIC-AS-00749, US 367 2554 3150 1186 DNIC-ASBLK-00306-00371, US 4155 2040 131 1327 USDA-1, US 209 1692 4898 309 CENTURYLINK-US-LEGACY-QWEST, US 11776 1590 222 274 ATLANTICBB-JOHNSTOWN, US 56047 1509 192 48 CMNET-HUNAN-AP China Mobile communication 56046 1506 876 118 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 9682 9608 CHINAMOBILE-CN China Mobile Communications Grou 8151 5630 4954 UNINET, MX 56047 1509 1461 CMNET-HUNAN-AP China Mobile communications corp 56041 1468 1395 CMNET-ZHEJIANG-AP China Mobile communications c 56046 1506 1388 CMNET-JIANGSU-AP China Mobile communications co 209 1692 1383 CENTURYLINK-US-LEGACY-QWEST, US 367 2554 1368 DNIC-ASBLK-00306-00371, US 11776 1590 1316 ATLANTICBB-JOHNSTOWN, US 3816 1315 1113 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 41.74.44.0/24 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 41.79.128.0/22 Origin: 37475 RESERVED, ZZ 41.79.128.0/22 Transit: 15964 CAMNET-AS, CM 41.204.240.0/24 Origin: 36911 RESERVED, ZZ 41.204.240.0/24 Transit: 328766 RESERVED, ZZ 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 /13:126 /14:358 /15:696 /16:5869 /17:2445 /18:2555 /19:5480 /20:8285 /21:10950 /22:19483 /23:20302 /24:108044 /25:44 /26:62 /27:70 /28:19 /29:16 /30:11 /31:0 /32:4 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 8151 2845 5630 UNINET, MX 16509 2155 10317 AMAZON-02, US 209 957 1692 CENTURYLINK-US-LEGACY-QWEST, US 11830 923 1087 Instituto Costarricense de Electricidad y Telecom., CR 19901 797 945 BRSPD-PUBLIC, US 11776 740 1590 ATLANTICBB-JOHNSTOWN, US 6147 640 1044 Telefonica del Peru S.A.A., PE 8376 578 729 Jordan Data Communications, JO 36914 511 533 KENET-AS, KE 7979 443 1029 SERVERS-COM, US Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:13 2:183 3:388 5:381 6:148 7:5 8:621 11:171 12:648 13:311 14:108 15:284 16:188 17:6 18:758 20:33 21:4 22:188 23:1718 24:390 25:2 27:48 29:19 31:174 32:1 34:10 35:60 36:1196 37:384 38:823 39:536 40:27 41:773 42:13 43:175 44:26 45:2732 46:634 47:90 49:15 50:267 51:355 52:1356 54:277 55:950 57:18 58:33 59:35 60:17 61:54 62:328 63:485 64:1404 65:773 66:1132 67:683 68:169 69:720 70:138 71:189 72:365 74:679 75:381 76:182 77:248 78:284 79:162 80:202 81:187 82:218 83:105 84:192 85:314 86:161 87:147 88:175 89:572 90:98 91:593 92:416 93:318 94:481 95:170 96:157 97:34 98:133 99:154 100:11 101:18 102:318 103:1201 104:650 105:88 106:4 107:174 108:306 109:252 110:24 111:1832 112:447 113:35 114:39 115:18 116:33 117:962 118:77 119:105 120:1103 121:37 122:78 123:21 124:57 125:19 128:341 129:269 130:517 131:839 132:537 133:196 134:339 135:80 136:382 137:438 138:814 139:383 140:585 141:323 142:705 143:692 144:333 145:66 146:472 147:404 148:591 149:451 150:288 151:542 152:537 153:116 154:489 155:628 156:438 157:292 158:314 159:556 160:608 161:506 162:656 163:271 164:657 165:386 166:163 167:411 168:993 169:142 170:1187 171:68 172:921 173:618 174:91 175:46 176:261 177:954 178:220 179:559 180:54 181:899 182:36 183:831 184:195 185:2333 186:959 187:1232 188:514 189:1182 190:2668 191:263 192:3804 193:1261 194:865 195:578 196:494 197:598 198:1975 199:3813 200:2621 201:2314 202:1094 203:661 204:1687 205:1691 206:1147 207:1098 208:873 209:1325 210:350 211:441 212:692 213:576 214:1026 215:42 216:1653 217:270 218:526 219:38 220:30 221:300 222:20 223:636 End of report