[REN-BGP-stats-all] IPv4 R&E Routing Table Report - CANARIE (R&E) view
REN Routing Table Report
cscora at bgp.nsrc.org
Fri Dec 13 22:30:38 UTC 2024
IPv4 R&E Routing Table Report 22:30 GMT Fri 13 Dec, 2024
IPv4 BGP Table (R&E) as seen at CANARIE.
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/CANARIE/
Analysis Summary
----------------
BGP routing table entries examined: 19738
Prefixes after maximum aggregation (per Origin AS): 10841
Deaggregation factor: 1.82
Unique aggregates announced (without unneeded subnets): 11994
Number of IPv4 prefixes with a valid ROA: 7505
Number of IPv4 prefixes with an invalid ROA: 22
Number of IPv4 prefixes with no ROA: 12211
Total ASes present in the Internet Routing Table: 2795
Prefixes per ASN: 7.06
Origin-only ASes present in the Internet Routing Table: 2418
Origin ASes announcing only one prefix: 1073
Transit ASes present in the Internet Routing Table: 377
Transit-only ASes present in the Internet Routing Table: 61
Paths with bogon ASNs present in the IPv4 Routing Table: 8
Average AS path length visible in the Internet Routing Table: 4.1
Max AS path length visible: 28
Max AS path prepend of ASN (138136) 20
Prefixes from unregistered ASNs in the Routing Table: 7
Number of instances of unregistered ASNs: 7
Number of 32-bit ASNs allocated by the RIRs: 45978
Number of 32-bit ASNs visible in the Routing Table: 673
Prefixes from 32-bit ASNs in the Routing Table: 1842
Number of bogon 32-bit ASNs visible in the Routing Table: 0
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 3
Number of addresses announced to Internet: 203667473
Equivalent to 12 /8s, 35 /16s and 184 /24s
Percentage of available address space announced: 5.5
Percentage of allocated address space announced: 5.5
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: 2438
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 4687
Total APNIC prefixes after maximum aggregation: 2265
APNIC Deaggregation factor: 2.07
Prefixes being announced from the APNIC address blocks: 4686
Unique aggregates announced from the APNIC address blocks: 2619
APNIC Region origin ASes present in the Internet Routing Table: 559
APNIC Prefixes per ASN: 8.38
APNIC Region origin ASes announcing only one prefix: 237
APNIC Region transit ASes present in the Internet Routing Table: 59
Average APNIC Region AS path length visible: 4.4
Max APNIC Region AS path length visible: 28
Number of APNIC region 32-bit ASNs visible in the Routing Table: 208
Number of APNIC addresses announced to Internet: 45536104
Equivalent to 2 /8s, 182 /16s and 211 /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: 8899
Total ARIN prefixes after maximum aggregation: 5010
ARIN Deaggregation factor: 1.78
Prefixes being announced from the ARIN address blocks: 8916
Unique aggregates announced from the ARIN address blocks: 5520
ARIN Region origin ASes present in the Internet Routing Table: 1296
ARIN Prefixes per ASN: 6.88
ARIN Region origin ASes announcing only one prefix: 452
ARIN Region transit ASes present in the Internet Routing Table: 158
Average ARIN Region AS path length visible: 4.0
Max ARIN Region AS path length visible: 16
Number of ARIN region 32-bit ASNs visible in the Routing Table: 213
Number of ARIN addresses announced to Internet: 92949633
Equivalent to 5 /8s, 138 /16s and 76 /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, 45/8, 47/8, 48/8, 50/8, 52/8,
54/8, 55/8, 56/8, 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: 3520
Total RIPE prefixes after maximum aggregation: 2836
RIPE Deaggregation factor: 1.24
Prefixes being announced from the RIPE address blocks: 3510
Unique aggregates announced from the RIPE address blocks: 2903
RIPE Region origin ASes present in the Internet Routing Table: 666
RIPE Prefixes per ASN: 5.27
RIPE Region origin ASes announcing only one prefix: 299
RIPE Region transit ASes present in the Internet Routing Table: 107
Average RIPE Region AS path length visible: 3.7
Max RIPE Region AS path length visible: 14
Number of RIPE region 32-bit ASNs visible in the Routing Table: 157
Number of RIPE addresses announced to Internet: 58567824
Equivalent to 3 /8s, 125 /16s and 172 /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,
53/8, 57/8, 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: 1474
Total LACNIC prefixes after maximum aggregation: 550
LACNIC Deaggregation factor: 2.68
Prefixes being announced from the LACNIC address blocks: 1473
Unique aggregates announced from the LACNIC address blocks: 731
LACNIC Region origin ASes present in the Internet Routing Table: 158
LACNIC Prefixes per ASN: 9.32
LACNIC Region origin ASes announcing only one prefix: 54
LACNIC Region transit ASes present in the Internet Routing Table: 23
Average LACNIC Region AS path length visible: 4.4
Max LACNIC Region AS path length visible: 13
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 64
Number of LACNIC addresses announced to Internet: 4201880
Equivalent to 0 /8s, 64 /16s and 29 /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: 1151
Total AfriNIC prefixes after maximum aggregation: 173
AfriNIC Deaggregation factor: 6.65
Prefixes being announced from the AfriNIC address blocks: 1150
Unique aggregates announced from the AfriNIC address blocks: 218
AfriNIC Region origin ASes present in the Internet Routing Table: 51
AfriNIC Prefixes per ASN: 22.55
AfriNIC Region origin ASes announcing only one prefix: 31
AfriNIC Region transit ASes present in the Internet Routing Table: 11
Average AfriNIC Region AS path length visible: 3.5
Max AfriNIC Region AS path length visible: 19
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 31
Number of AfriNIC addresses announced to Internet: 2409472
Equivalent to 0 /8s, 36 /16s and 196 /24s
AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks 41/8, 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 601 2199 462 SINET-AS Research Organization of Informa
7497 445 180 24 CSTNET-AS-AP Computer Network Information
1237 194 74 145 KREONET-AS-KR KISTI, KR
58647 182 18 2 KAGAWAU-AS Kagawa University, JP
7575 171 313 114 AARNET-AS-AP Australian Academic and Rese
55824 145 19 19 NKN-CORE-NW NKN Core Network, IN
4538 139 4192 71 ERX-CERNET-BKB China Education and Resear
4762 75 4 1 MAHIDOL-BORDER-AS Mahidol University, Tha
4621 68 37 10 UNINET-AS-AP UNINET-, TH
2697 60 4 35 ERX-ERNET-AS Education and Research Netwo
Complete listing at https://bgp.nsrc.org/REN/CANARIE/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2152 495 507 99 CENIC-2152, US
2920 226 44 49 LACOE, US
668 204 630 173 DNIC-AS-00668, US
376 201 162 150 RISQ-AS, CA
5786 198 16 1 UPRENET, PR
18558 141 18 5 NETBLK-RCOEK, US
81 134 517 33 NCREN, US
270 114 304 79 AS270, US
23024 97 7 19 OCDE, US
21976 91 50 17 NJEDGE-NET, US
Complete listing at https://bgp.nsrc.org/REN/CANARIE/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
680 284 1899 249 DFN Verein zur Foerderung eines Deutschen
786 185 1767 182 JANET Jisc Services Limited, GB
8895 132 24 5 ISU Internet Services Unit ISU, SA
559 114 533 104 SWITCH Peering requests: peering at switch.c
1103 96 1743 83 SURFNET-NL SURFnet, The Netherlands, NL
2614 93 26 73 ROEDUNET, RO
137 82 677 77 ASGARR Consortium GARR, IT
1930 79 88 74 RCCN Fundacao para a Ciencia e a Tecnolog
553 78 462 78 BELWUE BelWue-Koordination, DE
3267 77 27 67 NIKS, RU
Complete listing at https://bgp.nsrc.org/REN/CANARIE/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
1916 218 178 43 Rede Nacional de Ensino e Pesquisa, BR
28391 154 10 68 Universidad Juarez Autonoma de Tabasco, M
11340 110 25 53 Red Universitaria Nacional, CL
271640 67 8 1 UNIVERSIDADE FEDERAL DE VICOSA, BR
61468 54 5 19 CEDIA, EC
3596 51 8 4 Universidad Autonoma Metropolitana, MX
2715 49 99 35 Fundacao Carlos Chagas Filho de Amparo a
19611 48 17 2 Associacao Antonio Vieira - Unisinos, BR
4270 46 16 1 Red de Interconexion Universitaria, AR
28614 38 2 2 Fundacao Universidade Regional de Blumena
Complete listing at https://bgp.nsrc.org/REN/CANARIE/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
36914 546 82 3 KENET-AS, KE
2018 379 319 71 TENET-1, ZA
8094 47 48 18 PUKNET, ZA
37215 32 8 1 MAREN, MW
6879 24 2 9 ENSTINET-, EG
37074 15 8 2 UG-AS, GH
327700 13 16 1 MoRENet, MZ
37661 12 8 4 NRaE1-AS, NG
37501 11 49 6 UOFS, ZA
36982 8 33 8 UCT, ZA
Complete listing at https://bgp.nsrc.org/REN/CANARIE/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
2907 601 2199 462 SINET-AS Research Organization of Informa
36914 546 82 3 KENET-AS, KE
2152 495 507 99 CENIC-2152, US
7497 445 180 24 CSTNET-AS-AP Computer Network Information
2018 379 319 71 TENET-1, ZA
680 284 1899 249 DFN Verein zur Foerderung eines Deutschen
2920 226 44 49 LACOE, US
1916 218 178 43 Rede Nacional de Ensino e Pesquisa, BR
668 204 630 173 DNIC-AS-00668, US
376 201 162 150 RISQ-AS, CA
Complete listing at https://bgp.nsrc.org/REN/CANARIE/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
36914 546 543 KENET-AS, KE
7497 445 421 CSTNET-AS-AP Computer Network Information Cente
2152 495 396 CENIC-2152, US
2018 379 308 TENET-1, ZA
5786 198 197 UPRENET, PR
58647 182 180 KAGAWAU-AS Kagawa University, JP
2920 226 177 LACOE, US
1916 218 175 Rede Nacional de Ensino e Pesquisa, BR
18558 141 136 NETBLK-RCOEK, US
8895 132 127 ISU Internet Services Unit ISU, SA
Complete listing at https://bgp.nsrc.org/REN/CANARIE/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Net Originated Transit AS Transit AS Name
65208 PRIVATE 63.225.1.0/24 11570 AS11570, US
64532 PRIVATE 109.105.121.192/27 2603 NORDUNET, DK
64532 PRIVATE 109.105.121.224/30 2603 NORDUNET, DK
26971 UNALLOCATED 129.111.0.0/16 276 OTS-AS-276, US
65208 PRIVATE 206.206.156.0/22 11570 AS11570, US
65208 PRIVATE 216.161.32.0/23 11570 AS11570, US
65112 PRIVATE 216.165.80.0/21 12 NYU-DOMAIN, US
Complete listing at https://bgp.nsrc.org/REN/CANARIE/data-badAS
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
164.160.192.0/21 Origin: 37661 NRaE1-AS, NG
164.160.192.0/21 Transit: 37288 WACREN, SN
202.14.117.0/24 Origin: 17827 STOU-AS-TH Sukhothai Thammathirat Open U
202.14.117.0/24 Transit: 4621 UNINET-AS-AP UNINET-, TH
203.9.156.0/24 Origin: 1851 ADELAIDE-UNIVERSITY-AS-AP The University
203.9.156.0/24 Transit: 7575 AARNET-AS-AP Australian Academic and Res
Complete listing at https://bgp.nsrc.org/REN/CANARIE/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 /10:1 /11:1 /12:11
/13:18 /14:35 /15:118 /16:2017 /17:427 /18:457
/19:587 /20:878 /21:894 /22:1493 /23:1625 /24:10963
/25:43 /26:65 /27:36 /28:21 /29:21 /30:13
/31:4 /32:9
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
36914 522 546 KENET-AS, KE
8895 127 132 ISU Internet Services Unit ISU, SA
1916 60 218 Rede Nacional de Ensino e Pesquisa, BR
2152 59 495 CENIC-2152, US
23024 37 97 OCDE, US
32440 37 62 LONI, US
3267 34 77 NIKS, RU
28614 32 38 Fundacao Universidade Regional de Blumenau, BR
46115 32 35 LUTHER, US
200521 32 55 SEAP-AGE, ES
Complete listing at https://bgp.nsrc.org/REN/CANARIE/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2 5:15 6:4 8:2 12:2 14:93
23:8 24:3 31:1 35:3 38:11 41:223
42:11 44:4 45:50 46:4 47:1 49:10
50:4 52:1 59:19 60:5 61:3 62:7
63:37 64:46 65:5 66:58 67:42 68:12
69:18 70:2 71:1 72:7 74:53 76:42
77:10 78:3 79:10 80:12 81:25 82:7
83:7 84:5 85:45 86:5 87:1 89:11
91:42 92:2 93:6 94:2 95:2 96:5
97:1 98:2 101:1 102:12 103:293 104:79
107:2 108:8 109:5 111:21 113:1 114:24
116:9 117:61 118:33 119:23 121:27 122:8
123:8 124:41 125:5 128:55 129:36 130:97
131:65 132:65 133:155 134:109 136:198 137:93
138:60 139:5 140:36 141:3 142:53 143:26
144:28 145:2 146:137 147:63 148:196 149:12
150:40 151:9 152:139 153:14 154:40 155:64
156:131 157:26 158:31 159:118 160:33 161:17
162:24 163:64 164:11 165:48 166:1 167:26
168:119 169:7 170:95 171:1 172:2 173:7
175:16 177:6 179:13 180:16 181:1 182:11
184:2 185:49 186:3 187:22 188:14 189:3
190:18 191:13 192:1495 193:262 194:122 195:67
196:147 197:335 198:556 199:282 200:282 201:37
202:637 203:438 204:402 205:172 206:215 207:305
208:67 209:160 210:218 211:3 212:164 213:6
214:8 216:91 217:9 218:23 219:6 220:16
222:2 223:15
End of report
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