[REN-BGP-stats-all] IPv4 R&E Routing Table Report - CANARIE (R&E) view
REN Routing Table Report
cscora at bgp.nsrc.org
Sun Dec 15 22:30:37 UTC 2024
IPv4 R&E Routing Table Report 22:30 GMT Sun 15 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: 19713
Prefixes after maximum aggregation (per Origin AS): 10845
Deaggregation factor: 1.82
Unique aggregates announced (without unneeded subnets): 11986
Number of IPv4 prefixes with a valid ROA: 7504
Number of IPv4 prefixes with an invalid ROA: 22
Number of IPv4 prefixes with no ROA: 12187
Total ASes present in the Internet Routing Table: 2798
Prefixes per ASN: 7.05
Origin-only ASes present in the Internet Routing Table: 2420
Origin ASes announcing only one prefix: 1073
Transit ASes present in the Internet Routing Table: 378
Transit-only ASes present in the Internet Routing Table: 63
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: 45980
Number of 32-bit ASNs visible in the Routing Table: 674
Prefixes from 32-bit ASNs in the Routing Table: 1844
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: 203610129
Equivalent to 12 /8s, 34 /16s and 216 /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: 2430
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 4691
Total APNIC prefixes after maximum aggregation: 2268
APNIC Deaggregation factor: 2.07
Prefixes being announced from the APNIC address blocks: 4690
Unique aggregates announced from the APNIC address blocks: 2622
APNIC Region origin ASes present in the Internet Routing Table: 560
APNIC Prefixes per ASN: 8.38
APNIC Region origin ASes announcing only one prefix: 238
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: 45541480
Equivalent to 2 /8s, 182 /16s and 232 /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: 8897
Total ARIN prefixes after maximum aggregation: 5012
ARIN Deaggregation factor: 1.78
Prefixes being announced from the ARIN address blocks: 8914
Unique aggregates announced from the ARIN address blocks: 5524
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: 451
ARIN Region transit ASes present in the Internet Routing Table: 157
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: 214
Number of ARIN addresses announced to Internet: 92886401
Equivalent to 5 /8s, 137 /16s and 85 /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: 3523
Total RIPE prefixes after maximum aggregation: 2838
RIPE Deaggregation factor: 1.24
Prefixes being announced from the RIPE address blocks: 3513
Unique aggregates announced from the RIPE address blocks: 2906
RIPE Region origin ASes present in the Internet Routing Table: 667
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: 58569360
Equivalent to 3 /8s, 125 /16s and 178 /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: 1456
Total LACNIC prefixes after maximum aggregation: 547
LACNIC Deaggregation factor: 2.66
Prefixes being announced from the LACNIC address blocks: 1455
Unique aggregates announced from the LACNIC address blocks: 713
LACNIC Region origin ASes present in the Internet Routing Table: 157
LACNIC Prefixes per ASN: 9.27
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: 4200856
Equivalent to 0 /8s, 64 /16s and 25 /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: 1139
Total AfriNIC prefixes after maximum aggregation: 173
AfriNIC Deaggregation factor: 6.58
Prefixes being announced from the AfriNIC address blocks: 1138
Unique aggregates announced from the AfriNIC address blocks: 218
AfriNIC Region origin ASes present in the Internet Routing Table: 51
AfriNIC Prefixes per ASN: 22.31
AfriNIC Region origin ASes announcing only one prefix: 31
AfriNIC Region transit ASes present in the Internet Routing Table: 12
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 602 2200 463 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 146 19 20 NKN-CORE-NW NKN Core Network, IN
4538 138 4192 71 ERX-CERNET-BKB China Education and Resear
4762 75 4 1 MAHIDOL-BORDER-AS Mahidol University, Tha
4621 69 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 494 507 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
81 134 517 33 NCREN, US
18558 134 18 4 NETBLK-RCOEK, 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 540 82 3 KENET-AS, KE
2018 378 319 71 TENET-1, ZA
8094 47 48 18 PUKNET, ZA
37215 32 8 1 MAREN, MW
6879 24 2 9 ENSTINET-, EG
327700 15 16 1 MoRENet, MZ
37661 12 8 4 NRaE1-AS, NG
37501 11 49 6 UOFS, ZA
36982 8 33 8 UCT, ZA
37074 8 8 2 UG-AS, GH
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 602 2200 463 SINET-AS Research Organization of Informa
36914 540 82 3 KENET-AS, KE
2152 494 507 99 CENIC-2152, US
7497 445 180 24 CSTNET-AS-AP Computer Network Information
2018 378 319 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 540 537 KENET-AS, KE
7497 445 421 CSTNET-AS-AP Computer Network Information Cente
2152 494 395 CENIC-2152, US
2018 378 307 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 134 130 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 /16:2016 /17:427 /18:458
/19:586 /20:878 /21:896 /22:1497 /23:1628 /24:10931
/25:43 /26:65 /27:35 /28:21 /29:21 /30:13
/31:4 /32:9
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
36914 516 540 KENET-AS, KE
8895 127 132 ISU Internet Services Unit ISU, SA
1916 60 218 Rede Nacional de Ensino e Pesquisa, BR
2152 59 494 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 41:224
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 98:2 101:1 102:12 103:292 104:79
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
138:58 139:5 140:36 141:3 142:53 143:26
144:28 145:2 146:137 147:63 148:196 149:12
150:40 151:9 152:139 153:14 154:40 155:64
156:131 157:26 158:34 159:118 160:33 161:17
162:24 163:64 164:11 165:48 166:1 167:26
168:119 169:7 170:96 171:1 172:2 173:7
175:16 177:6 179:13 180:16 181:1 182:11
184:2 185:49 186:3 187:22 188:14 189:3
190:18 191:13 192:1494 193:262 194:122 195:67
196:146 197:326 198:554 199:283 200:265 201:37
202:638 203:438 204:396 205:172 206:215 207:305
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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