[REN-BGP-stats-all] IPv4 R&E Routing Table Report - AIT (R&E) view
REN Routing Table Report
cscora at frr.nsrc.org
Tue Jul 5 20:25:51 UTC 2022
IPv4 R&E Routing Table Report 20:25 GMT Tue 05 Jul, 2022
IPv4 BGP Table (R&E) as seen at AIT.
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/AIT/
Analysis Summary
----------------
BGP routing table entries examined: 33855
Prefixes after maximum aggregation (per Origin AS): 13860
Deaggregation factor: 2.44
Unique aggregates announced (without unneeded subnets): 15512
Number of IPv4 prefixes with a valid ROA: 13137
Number of IPv4 prefixes with an invalid ROA: 227
Number of IPv4 prefixes with no ROA: 20491
Total ASes present in the Internet Routing Table: 3421
Prefixes per ASN: 9.90
Origin-only ASes present in the Internet Routing Table: 2921
Origin ASes announcing only one prefix: 1226
Transit ASes present in the Internet Routing Table: 500
Transit-only ASes present in the Internet Routing Table: 70
Paths with bogon ASNs present in the IPv4 Routing Table: 6
Average AS path length visible in the Internet Routing Table: 6.3
Max AS path length visible: 19
Max AS path prepend of ASN (133385) 11
Prefixes from unregistered ASNs in the Routing Table: 11
Number of instances of unregistered ASNs: 11
Number of 32-bit ASNs allocated by the RIRs: 39738
Number of 32-bit ASNs visible in the Routing Table: 1019
Prefixes from 32-bit ASNs in the Routing Table: 5984
Number of bogon 32-bit ASNs visible in the Routing Table: 0
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 5
Number of addresses announced to Internet: 238579968
Equivalent to 14 /8s, 56 /16s and 113 /24s
Percentage of available address space announced: 6.4
Percentage of allocated address space announced: 6.4
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: 2631
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 19586
Total APNIC prefixes after maximum aggregation: 5311
APNIC Deaggregation factor: 3.69
Prefixes being announced from the APNIC address blocks: 19475
Unique aggregates announced from the APNIC address blocks: 5981
APNIC Region origin ASes present in the Internet Routing Table: 1231
APNIC Prefixes per ASN: 15.82
APNIC Region origin ASes announcing only one prefix: 397
APNIC Region transit ASes present in the Internet Routing Table: 189
Average APNIC Region AS path length visible: 5.2
Max APNIC Region AS path length visible: 19
Number of APNIC region 32-bit ASNs visible in the Routing Table: 618
Number of APNIC addresses announced to Internet: 61956608
Equivalent to 3 /8s, 177 /16s and 98 /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: 8495
Total ARIN prefixes after maximum aggregation: 5023
ARIN Deaggregation factor: 1.69
Prefixes being announced from the ARIN address blocks: 8534
Unique aggregates announced from the ARIN address blocks: 5634
ARIN Region origin ASes present in the Internet Routing Table: 1275
ARIN Prefixes per ASN: 6.69
ARIN Region origin ASes announcing only one prefix: 454
ARIN Region transit ASes present in the Internet Routing Table: 162
Average ARIN Region AS path length visible: 7.9
Max ARIN Region AS path length visible: 18
Number of ARIN region 32-bit ASNs visible in the Routing Table: 178
Number of ARIN addresses announced to Internet: 109777664
Equivalent to 6 /8s, 139 /16s and 19 /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: 3411
Total RIPE prefixes after maximum aggregation: 2748
RIPE Deaggregation factor: 1.24
Prefixes being announced from the RIPE address blocks: 3440
Unique aggregates announced from the RIPE address blocks: 2797
RIPE Region origin ASes present in the Internet Routing Table: 622
RIPE Prefixes per ASN: 5.53
RIPE Region origin ASes announcing only one prefix: 286
RIPE Region transit ASes present in the Internet Routing Table: 95
Average RIPE Region AS path length visible: 6.9
Max RIPE Region AS path length visible: 17
Number of RIPE region 32-bit ASNs visible in the Routing Table: 131
Number of RIPE addresses announced to Internet: 59343104
Equivalent to 3 /8s, 137 /16s and 129 /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: 1423
Total LACNIC prefixes after maximum aggregation: 566
LACNIC Deaggregation factor: 2.51
Prefixes being announced from the LACNIC address blocks: 1424
Unique aggregates announced from the LACNIC address blocks: 766
LACNIC Region origin ASes present in the Internet Routing Table: 164
LACNIC Prefixes per ASN: 8.68
LACNIC Region origin ASes announcing only one prefix: 65
LACNIC Region transit ASes present in the Internet Routing Table: 23
Average LACNIC Region AS path length visible: 9.0
Max LACNIC Region AS path length visible: 17
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 66
Number of LACNIC addresses announced to Internet: 4831744
Equivalent to 0 /8s, 73 /16s and 186 /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: 929
Total AfriNIC prefixes after maximum aggregation: 201
AfriNIC Deaggregation factor: 4.62
Prefixes being announced from the AfriNIC address blocks: 977
Unique aggregates announced from the AfriNIC address blocks: 329
AfriNIC Region origin ASes present in the Internet Routing Table: 49
AfriNIC Prefixes per ASN: 19.94
AfriNIC Region origin ASes announcing only one prefix: 24
AfriNIC Region transit ASes present in the Internet Routing Table: 10
Average AfriNIC Region AS path length visible: 7.3
Max AfriNIC Region AS path length visible: 16
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 26
Number of AfriNIC addresses announced to Internet: 2669568
Equivalent to 0 /8s, 40 /16s and 188 /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
23969 1987 314 16 TOT-NET TOT Public Company Limited, TH
7470 714 528 43 TRUEINTERNET-AS-AP TRUE INTERNET Co.,Lt
9919 680 170 58 NCIC-TW New Century InfoComm Tech Co.,
131090 643 54 8 CAT-IDC-4BYTENET-AS-AP CAT TELECOM Publ
2907 571 2140 453 SINET-AS Research Organization of Infor
4621 535 73 18 UNINET-AS-AP UNINET-, TH
45458 480 34 62 SBN-AWN-AS-02-AP SBN-ISPAWN-ISP and SBN
131596 462 82 14 TBCOM-NET TBC, TW
4750 449 94 15 CSLOXINFO-AS-AP CS LOXINFO PUBLIC COMPA
7497 433 182 24 CSTNET-AS-AP Computer Network Informati
Complete listing at https://bgp.nsrc.org/REN/AIT/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
376 203 178 152 RISQ-AS, CA
5786 200 16 1 UPRENET, PR
2152 155 507 91 CSUNET-NW, US
18558 134 18 4 NETBLK-RCOEK, US
23024 114 7 17 OCDE, US
8075 109 4108 105 MICROSOFT-CORP-MSN-AS-BLOCK, US
2920 108 34 7 LACOE, US
19551 104 7 75 INCAPSULA, US
32531 91 16 1 FORDHAM-UNIVERSITY, US
Complete listing at https://bgp.nsrc.org/REN/AIT/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
680 287 1967 251 DFN Verein zur Foerderung eines Deutsch
786 189 1775 184 JANET Jisc Services Limited, GB
8895 138 24 4 ISU Internet Services Unit ISU, SA
559 115 550 106 SWITCH Peering requests: peering at switch
1103 99 1520 86 SURFNET-NL SURFnet, The Netherlands, NL
2614 96 27 76 ROEDUNET, RO
137 94 677 77 ASGARR Consortium GARR, IT
553 73 449 73 BELWUE BelWue-Koordination, DE
2200 62 598 58 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/AIT/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 95 24 54 Red Universitaria Nacional, CL
2715 59 102 39 Fundacao Carlos Chagas Filho de Amparo
1251 58 37 19 FUNDACAO DE AMPARO A PESQUISA DO ESTADO
19611 48 17 2 Associacao Antonio Vieira - Unisinos, B
4270 43 16 1 Red de Interconexion Universitaria, AR
28571 41 40 18 UNIVERSIDADE DE SAO PAULO, BR
61468 41 3 15 CEDIA, EC
28614 37 2 2 Fundacao Universidade Regional de Blume
Complete listing at https://bgp.nsrc.org/REN/AIT/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2018 366 319 73 TENET-1, ZA
36914 225 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/AIT/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
23969 1987 314 16 TOT-NET TOT Public Company Limited, TH
7470 714 528 43 TRUEINTERNET-AS-AP TRUE INTERNET Co.,Lt
9919 680 170 58 NCIC-TW New Century InfoComm Tech Co.,
131090 643 54 8 CAT-IDC-4BYTENET-AS-AP CAT TELECOM Publ
2907 571 2140 453 SINET-AS Research Organization of Infor
4621 535 73 18 UNINET-AS-AP UNINET-, TH
45458 480 34 62 SBN-AWN-AS-02-AP SBN-ISPAWN-ISP and SBN
131596 462 82 14 TBCOM-NET TBC, TW
4750 449 94 15 CSLOXINFO-AS-AP CS LOXINFO PUBLIC COMPA
7497 433 182 24 CSTNET-AS-AP Computer Network Informati
Complete listing at https://bgp.nsrc.org/REN/AIT/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
7470 714 671 TRUEINTERNET-AS-AP TRUE INTERNET Co.,Ltd., TH
131090 643 635 CAT-IDC-4BYTENET-AS-AP CAT TELECOM Public Compa
9919 680 622 NCIC-TW New Century InfoComm Tech Co., Ltd., TW
4621 535 517 UNINET-AS-AP UNINET-, TH
131596 462 448 TBCOM-NET TBC, TW
4750 449 434 CSLOXINFO-AS-AP CS LOXINFO PUBLIC COMPANY LIMIT
45458 480 418 SBN-AWN-AS-02-AP SBN-ISPAWN-ISP and SBN-NIXAWN-
7497 433 409 CSTNET-AS-AP Computer Network Information Cente
9931 412 377 CAT-AP The Communication Authoity of Thailand,
133481 413 373 AIS-FIBRE-AS-AP AIS Fibre, TH
Complete listing at https://bgp.nsrc.org/REN/AIT/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Net Originated Transit AS Transit AS Name
56096 UNALLOCATED 27.100.7.0/24 45455 TH-2S1N-AP Two S One N Co Lt
141730 UNALLOCATED 103.161.0.0/24 55423 JASTEL-NETWORK-TH-IDC-AP Jas
134952 UNALLOCATED 103.204.12.0/24 7616 JINET-BKK-AS-AP Jasmine Inte
65300 PRIVATE 103.252.172.0/22 133465 DKU-AS-AP Duke Kunshan Unive
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
64740 PRIVATE 203.156.106.0/24 24378 ENGTAC-AS-TH-AP Total Access
395514 UNALLOCATED 205.213.88.0/24 2381 WISCNET1-AS, US
Complete listing at https://bgp.nsrc.org/REN/AIT/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
Complete listing at https://bgp.nsrc.org/REN/AIT/data-spar
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
27.100.7.0/24 Origin: 56096 UNASSIGNED
27.100.7.0/24 Transit: 45455 TH-2S1N-AP Two S One N Co Ltd, Internet
103.161.0.0/24 Origin: 141730 UNASSIGNED
103.161.0.0/24 Transit: 55423 JASTEL-NETWORK-TH-IDC-AP JasTel Network,
103.204.12.0/24 Origin: 134952 UNASSIGNED
103.204.12.0/24 Transit: 7616 JINET-BKK-AS-AP Jasmine Internet Co, Ltd
192.31.196.0/24 Origin: 112 UNASSIGNED
192.31.196.0/24 Transit: 1103 SURFNET-NL SURFnet, The Netherlands, NL
192.88.99.0/24 Origin: 1103 SURFNET-NL SURFnet, The Netherlands, NL
192.88.99.0/24 Transit: 20965 GEANT The GEANT IP Service, NL
Complete listing at https://bgp.nsrc.org/REN/AIT/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 /8:0 /9:1 /10:2 /11:4 /12:12
/13:25 /14:45 /15:144 /16:2174 /17:599 /18:832
/19:1075 /20:1352 /21:1591 /22:3451 /23:2482 /24:19902
/25:1 /26:1 /27:1 /28:3 /29:12 /30:45
/31:37 /32:64
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
36914 212 225 KENET-AS, KE
4621 162 535 UNINET-AS-AP UNINET-, TH
132280 153 308 SYMPHONY-AP-TH Symphony Communication Thailand
8895 133 138 ISU Internet Services Unit ISU, SA
133481 69 413 AIS-FIBRE-AS-AP AIS Fibre, TH
23024 53 114 OCDE, US
19551 32 104 INCAPSULA, US
131207 32 65 SINET-KH SINET, Cambodias specialist Internet a
25977 31 45 HCCS, US
28614 31 37 Fundacao Universidade Regional de Blumenau, BR
Complete listing at https://bgp.nsrc.org/REN/AIT/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:497 5:22 6:4 8:4 9:1 12:1
13:39 14:95 16:1 18:46 23:17 24:4
27:202 31:7 35:4 36:12 37:35 38:17
39:5 40:2 41:125 42:16 43:183 44:5
45:168 46:5 47:6 49:490 50:4 52:3
58:302 59:35 60:47 61:375 62:8 63:39
64:60 65:12 66:59 67:44 68:8 69:20
70:2 71:1 72:25 74:53 76:34 77:7
78:3 79:11 80:15 81:28 82:3 83:29
84:8 85:28 86:6 87:1 88:1 89:10
90:1 91:44 93:10 94:4 95:4 96:71
97:1 98:2 101:117 102:18 103:1230 104:79
106:75 107:52 108:10 109:10 110:439 111:122
112:42 113:146 114:36 115:131 116:70 117:79
118:373 119:283 120:7 121:29 122:288 123:104
124:161 125:198 128:95 129:44 130:93 131:81
132:58 133:145 134:312 135:2 136:221 137:80
138:11 139:20 140:54 141:14 142:41 143:33
144:26 145:2 146:159 147:84 148:193 149:15
150:152 151:6 152:77 153:13 154:54 155:50
156:72 157:39 158:45 159:266 160:29 161:77
162:25 163:81 164:92 165:72 166:1 167:66
168:167 169:10 170:72 171:187 172:5 173:8
175:75 176:9 177:11 178:1 179:10 180:133
181:3 182:232 183:40 184:15 185:59 186:3
187:18 188:14 189:5 190:34 191:38 192:1380
193:309 194:130 195:87 196:160 197:131 198:508
199:294 200:239 201:38 202:1252 203:1497 204:352
205:177 206:204 207:178 208:82 209:129 210:500
211:29 212:151 213:4 214:8 216:85 217:12
218:99 219:14 220:52 221:38 222:7 223:77
End of report
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