IPv4 R&E Routing Table Report 20:20 GMT Fri 24 Jun, 2022 IPv4 BGP Table (R&E) as seen at Erdemnet. Report Website: https://bgp.nsrc.org/REN Detailed Analysis: https://bgp.nsrc.org/REN/Erdemnet/ Analysis Summary ---------------- BGP routing table entries examined: 19095 Prefixes after maximum aggregation (per Origin AS): 10793 Deaggregation factor: 1.77 Unique aggregates announced (without unneeded subnets): 12165 Number of IPv4 prefixes with a valid ROA: 4497 Number of IPv4 prefixes with an invalid ROA: 133 Number of IPv4 prefixes with no ROA: 14465 Total ASes present in the Internet Routing Table: 2820 Prefixes per ASN: 6.77 Origin-only ASes present in the Internet Routing Table: 2432 Origin ASes announcing only one prefix: 1114 Transit ASes present in the Internet Routing Table: 388 Transit-only ASes present in the Internet Routing Table: 61 Paths with bogon ASNs present in the IPv4 Routing Table: 4 Average AS path length visible in the Internet Routing Table: 6.3 Max AS path length visible: 21 Max AS path prepend of ASN ( 1149) 11 Prefixes from unregistered ASNs in the Routing Table: 10 Number of instances of unregistered ASNs: 10 Number of 32-bit ASNs allocated by the RIRs: 39656 Number of 32-bit ASNs visible in the Routing Table: 648 Prefixes from 32-bit ASNs in the Routing Table: 1723 Number of bogon 32-bit ASNs visible in the Routing Table: 0 Special use prefixes present in the Routing Table: 118 Prefixes being announced from unallocated address space: 42 Number of addresses announced to Internet: 205604804 Equivalent to 12 /8s, 65 /16s and 71 /24s Percentage of available address space announced: 5.6 Percentage of allocated address space announced: 5.6 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: 2212 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 5274 Total APNIC prefixes after maximum aggregation: 2529 APNIC Deaggregation factor: 2.09 Prefixes being announced from the APNIC address blocks: 5161 Unique aggregates announced from the APNIC address blocks: 2942 APNIC Region origin ASes present in the Internet Routing Table: 633 APNIC Prefixes per ASN: 8.15 APNIC Region origin ASes announcing only one prefix: 279 APNIC Region transit ASes present in the Internet Routing Table: 77 Average APNIC Region AS path length visible: 4.8 Max APNIC Region AS path length visible: 21 Number of APNIC region 32-bit ASNs visible in the Routing Table: 249 Number of APNIC addresses announced to Internet: 46187776 Equivalent to 2 /8s, 192 /16s and 197 /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: 8016 Total ARIN prefixes after maximum aggregation: 4667 ARIN Deaggregation factor: 1.72 Prefixes being announced from the ARIN address blocks: 8035 Unique aggregates announced from the ARIN address blocks: 5263 ARIN Region origin ASes present in the Internet Routing Table: 1241 ARIN Prefixes per ASN: 6.47 ARIN Region origin ASes announcing only one prefix: 450 ARIN Region transit ASes present in the Internet Routing Table: 159 Average ARIN Region AS path length visible: 7.2 Max ARIN Region AS path length visible: 17 Number of ARIN region 32-bit ASNs visible in the Routing Table: 176 Number of ARIN addresses announced to Internet: 94548225 Equivalent to 5 /8s, 162 /16s and 177 /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: 3484 Total RIPE prefixes after maximum aggregation: 2830 RIPE Deaggregation factor: 1.23 Prefixes being announced from the RIPE address blocks: 3471 Unique aggregates announced from the RIPE address blocks: 2799 RIPE Region origin ASes present in the Internet Routing Table: 668 RIPE Prefixes per ASN: 5.20 RIPE Region origin ASes announcing only one prefix: 300 RIPE Region transit ASes present in the Internet Routing Table: 100 Average RIPE Region AS path length visible: 6.0 Max RIPE Region AS path length visible: 17 Number of RIPE region 32-bit ASNs visible in the Routing Table: 134 Number of RIPE addresses announced to Internet: 57967872 Equivalent to 3 /8s, 116 /16s and 133 /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: 1379 Total LACNIC prefixes after maximum aggregation: 557 LACNIC Deaggregation factor: 2.48 Prefixes being announced from the LACNIC address blocks: 1376 Unique aggregates announced from the LACNIC address blocks: 754 LACNIC Region origin ASes present in the Internet Routing Table: 161 LACNIC Prefixes per ASN: 8.55 LACNIC Region origin ASes announcing only one prefix: 62 LACNIC Region transit ASes present in the Internet Routing Table: 23 Average LACNIC Region AS path length visible: 8.0 Max LACNIC Region AS path length visible: 16 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 64 Number of LACNIC addresses announced to Internet: 4239616 Equivalent to 0 /8s, 64 /16s and 177 /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: 932 Total AfriNIC prefixes after maximum aggregation: 200 AfriNIC Deaggregation factor: 4.66 Prefixes being announced from the AfriNIC address blocks: 932 Unique aggregates announced from the AfriNIC address blocks: 288 AfriNIC Region origin ASes present in the Internet Routing Table: 48 AfriNIC Prefixes per ASN: 19.42 AfriNIC Region origin ASes announcing only one prefix: 23 AfriNIC Region transit ASes present in the Internet Routing Table: 10 Average AfriNIC Region AS path length visible: 6.4 Max AfriNIC Region AS path length visible: 15 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 25 Number of AfriNIC addresses announced to Internet: 2657792 Equivalent to 0 /8s, 40 /16s and 142 /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 2907 572 2140 454 SINET-AS Research Organization of Infor 7497 433 182 24 CSTNET-AS-AP Computer Network Informati 1237 187 74 135 KREONET-AS-KR KISTI, KR 7575 175 330 122 AARNET-AS-AP Australian Academic and Re 58647 175 18 2 KAGAWAU-AS Kagawa University, JP 17882 173 10 33 UNIVISION-AS-AP Univision LLC. To TTK S 9934 169 3 115 MICOM-MN-AS Mongolia Telecom, MN 4538 128 4192 73 ERX-CERNET-BKB China Education and Rese 55824 116 18 11 NKN-CORE-NW NKN Core Network, IN 4621 78 37 10 UNINET-AS-AP UNINET-, TH Complete listing at https://bgp.nsrc.org/REN/Erdemnet/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 668 211 702 179 DNIC-AS-00668, US 376 204 178 153 RISQ-AS, CA 5786 200 16 1 UPRENET, PR 2152 153 507 91 CSUNET-NW, US 18558 134 18 4 NETBLK-RCOEK, US 23024 114 7 17 OCDE, US 2920 108 34 7 LACOE, US 32531 91 16 1 FORDHAM-UNIVERSITY, US 21976 85 51 18 NJEDGE-NET, US 3 81 496 15 MIT-GATEWAYS, US Complete listing at https://bgp.nsrc.org/REN/Erdemnet/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 680 285 1967 251 DFN Verein zur Foerderung eines Deutsch 786 186 1774 183 JANET Jisc Services Limited, GB 8895 138 24 4 ISU Internet Services Unit ISU, SA 559 115 550 106 SWITCH Peering requests: peering@switch 1103 99 1520 86 SURFNET-NL SURFnet, The Netherlands, NL 2614 96 27 76 ROEDUNET, RO 137 82 677 77 ASGARR Consortium GARR, IT 553 73 449 73 BELWUE BelWue-Koordination, DE 2200 64 599 59 FR-RENATER Reseau National de telecommu 1930 58 81 53 RCCN Fundacao para a Ciencia e a Tecnol Complete listing at https://bgp.nsrc.org/REN/Erdemnet/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 1916 158 208 44 Rede Nacional de Ensino e Pesquisa, BR 28391 152 10 66 Universidad Juarez Autonoma de Tabasco, 11340 94 24 54 Red Universitaria Nacional, CL 2715 58 102 38 Fundacao Carlos Chagas Filho de Amparo 1251 51 36 19 FUNDACAO DE AMPARO A PESQUISA DO ESTADO 19611 48 17 2 Associacao Antonio Vieira - Unisinos, B 4270 42 16 1 Red de Interconexion Universitaria, AR 61468 41 3 15 CEDIA, EC 28614 37 2 2 Fundacao Universidade Regional de Blume 263282 37 5 12 FUNDACAO UNIVERSIDADE DO OESTE DE SANTA Complete listing at https://bgp.nsrc.org/REN/Erdemnet/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 2018 374 319 73 TENET-1, ZA 36914 222 82 3 KENET-AS, KE 2561 67 4 32 EUN, EG 8094 48 48 15 PUKNET, ZA 327687 38 28 3 RENU, UG 327700 33 16 1 MoRENet, MZ 6879 24 2 9 ENSTINET-, EG 37182 18 8 1 TERNET, TZ 37074 13 8 2 UG-AS, GH 37501 11 49 6 UOFS, ZA Complete listing at https://bgp.nsrc.org/REN/Erdemnet/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 2907 572 2140 454 SINET-AS Research Organization of Infor 7497 433 182 24 CSTNET-AS-AP Computer Network Informati 2018 374 319 73 TENET-1, ZA 680 285 1967 251 DFN Verein zur Foerderung eines Deutsch 36914 222 82 3 KENET-AS, KE 668 211 702 179 DNIC-AS-00668, US 376 204 178 153 RISQ-AS, CA 5786 200 16 1 UPRENET, PR 1237 187 74 135 KREONET-AS-KR KISTI, KR 786 186 1774 183 JANET Jisc Services Limited, GB Complete listing at https://bgp.nsrc.org/REN/Erdemnet/data-ASnet Global Per AS Maximum Aggregation summary ----------------------------------------- ASN No of nets Net Savings Description 7497 433 409 CSTNET-AS-AP Computer Network Information Cente 2018 374 301 TENET-1, ZA 36914 222 219 KENET-AS, KE 5786 200 199 UPRENET, PR 58647 175 173 KAGAWAU-AS Kagawa University, JP 17882 173 140 UNIVISION-AS-AP Univision LLC. To TTK STM1 UPST 8895 138 134 ISU Internet Services Unit ISU, SA 18558 134 130 NETBLK-RCOEK, US 1916 158 114 Rede Nacional de Ensino e Pesquisa, BR 55824 116 105 NKN-CORE-NW NKN Core Network, IN Complete listing at https://bgp.nsrc.org/REN/Erdemnet/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Net Originated Transit AS Transit AS Name 394607 UNALLOCATED 104.249.65.0/24 23024 OCDE, US 22063 UNALLOCATED 153.10.0.0/16 2152 CSUNET-NW, US 22226 UNALLOCATED 156.1.0.0/16 2152 CSUNET-NW, US 19658 UNALLOCATED 199.27.241.0/24 11096 FLORIDANET, US 65101 PRIVATE 202.21.123.0/24 9484 MOBINET-AS-MN Mobinet LLC. A 65512 PRIVATE 202.126.89.0/24 55805 MOBICOM-AS-MN MobiCom Corpor 65512 PRIVATE 202.126.90.0/24 55805 MOBICOM-AS-MN MobiCom Corpor 65250 PRIVATE 202.126.91.0/24 55805 MOBICOM-AS-MN MobiCom Corpor 395514 UNALLOCATED 205.213.88.0/24 2381 WISCNET1-AS, US 394607 UNALLOCATED 216.100.93.0/24 23024 OCDE, US Complete listing at https://bgp.nsrc.org/REN/Erdemnet/data-badAS Prefixes from the Special Purpose Address Registry (Global) ----------------------------------------------------------- Prefix Origin AS Description 10.10.80.0/24 9934 MICOM-MN-AS Mongolia Telecom, MN 10.16.128.221/32 9934 MICOM-MN-AS Mongolia Telecom, MN 10.16.129.60/32 9934 MICOM-MN-AS Mongolia Telecom, MN 10.16.129.235/32 9934 MICOM-MN-AS Mongolia Telecom, MN 10.16.131.136/32 9934 MICOM-MN-AS Mongolia Telecom, MN 10.16.132.142/32 9934 MICOM-MN-AS Mongolia Telecom, MN 10.16.132.208/32 9934 MICOM-MN-AS Mongolia Telecom, MN 10.16.134.201/32 9934 MICOM-MN-AS Mongolia Telecom, MN 10.16.138.39/32 9934 MICOM-MN-AS Mongolia Telecom, MN 10.16.140.216/32 9934 MICOM-MN-AS Mongolia Telecom, MN Complete listing at https://bgp.nsrc.org/REN/Erdemnet/data-spar Advertised Unallocated Addresses -------------------------------- Unassigned Network ASN Information AS Name 172.16.179.112/30 Origin: 9934 MICOM-MN-AS Mongolia Telecom, MN 172.16.179.112/30 Transit: 10076 ASN-ERDEMNET # AS-ERDEMNET CONVERTED TO 172.16.179.148/30 Origin: 9934 MICOM-MN-AS Mongolia Telecom, MN 172.16.179.148/30 Transit: 10076 ASN-ERDEMNET # AS-ERDEMNET CONVERTED TO 172.16.180.0/30 Origin: 9934 MICOM-MN-AS Mongolia Telecom, MN 172.16.180.0/30 Transit: 10076 ASN-ERDEMNET # AS-ERDEMNET CONVERTED TO 172.16.200.0/26 Origin: 9934 MICOM-MN-AS Mongolia Telecom, MN 172.16.200.0/26 Transit: 10076 ASN-ERDEMNET # AS-ERDEMNET CONVERTED TO 172.16.200.72/29 Origin: 9934 MICOM-MN-AS Mongolia Telecom, MN 172.16.200.72/29 Transit: 10076 ASN-ERDEMNET # AS-ERDEMNET CONVERTED TO Complete listing at https://bgp.nsrc.org/REN/Erdemnet/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 /8:0 /9:1 /10:2 /11:1 /12:10 /13:18 /14:34 /15:122 /16:2012 /17:398 /18:441 /19:566 /20:874 /21:882 /22:1437 /23:1558 /24:10522 /25:0 /26:3 /27:3 /28:7 /29:10 /30:57 /31:1 /32:135 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 36914 209 222 KENET-AS, KE 8895 133 138 ISU Internet Services Unit ISU, SA 9934 101 169 MICOM-MN-AS Mongolia Telecom, MN 4850 72 73 DIGICOM-AS-AP Digicom LLC, MN 17882 53 173 UNIVISION-AS-AP Univision LLC. To TTK STM1 UPST 23024 53 114 OCDE, US 25977 31 45 HCCS, US 28614 31 37 Fundacao Universidade Regional de Blumenau, BR 32440 30 45 LONI, US 263282 30 37 FUNDACAO UNIVERSIDADE DO OESTE DE SANTA CATARIN Complete listing at https://bgp.nsrc.org/REN/Erdemnet/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:3 5:15 6:4 8:2 10:5 12:1 14:86 18:46 23:10 24:3 27:4 31:7 35:4 37:6 38:9 40:1 41:124 42:10 43:11 44:5 45:43 46:5 47:1 49:10 50:4 52:1 58:1 59:24 60:4 61:3 62:6 63:38 64:73 65:5 66:81 67:44 68:8 69:19 70:2 71:1 72:9 74:18 76:34 77:7 78:3 79:10 80:18 81:28 82:6 83:6 84:9 85:43 86:4 87:1 88:1 89:10 91:39 93:10 94:4 95:4 96:5 97:1 98:2 101:6 102:13 103:372 104:77 107:17 108:8 109:9 110:4 111:16 112:15 114:23 116:6 117:61 118:32 119:24 121:27 122:24 123:8 124:39 125:4 128:90 129:38 130:92 131:66 132:58 133:145 134:99 136:200 137:75 138:8 139:9 140:51 141:1 142:41 143:27 144:23 145:2 146:128 147:59 148:192 149:12 150:134 151:6 152:72 153:13 154:29 155:51 156:66 157:28 158:44 159:116 160:26 161:22 162:21 163:62 164:19 165:57 166:1 167:16 168:122 169:10 170:67 172:7 173:7 175:31 176:8 177:9 179:10 180:21 181:1 182:4 184:5 185:39 186:2 187:19 188:13 189:5 190:34 191:35 192:1392 193:311 194:144 195:86 196:161 197:128 198:497 199:285 200:228 201:39 202:791 203:443 204:336 205:168 206:198 207:177 208:71 209:123 210:184 211:13 212:150 213:5 214:8 216:85 217:11 218:23 219:6 220:17 222:5 223:3 End of report