[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 3 22:30:36 UTC 2023
IPv4 R&E Routing Table Report 22:30 GMT Sun 03 Dec, 2023
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: 19361
Prefixes after maximum aggregation (per Origin AS): 10787
Deaggregation factor: 1.79
Unique aggregates announced (without unneeded subnets): 11836
Number of IPv4 prefixes with a valid ROA: 5801
Number of IPv4 prefixes with an invalid ROA: 141
Number of IPv4 prefixes with no ROA: 13419
Total ASes present in the Internet Routing Table: 2816
Prefixes per ASN: 6.88
Origin-only ASes present in the Internet Routing Table: 2431
Origin ASes announcing only one prefix: 1084
Transit ASes present in the Internet Routing Table: 385
Transit-only ASes present in the Internet Routing Table: 67
Paths with bogon ASNs present in the IPv4 Routing Table: 91
Average AS path length visible in the Internet Routing Table: 3.9
Max AS path length visible: 15
Max AS path prepend of ASN ( 47805) 11
Prefixes from unregistered ASNs in the Routing Table: 98
Number of instances of unregistered ASNs: 98
Number of 32-bit ASNs allocated by the RIRs: 43170
Number of 32-bit ASNs visible in the Routing Table: 658
Prefixes from 32-bit ASNs in the Routing Table: 1981
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: 2
Number of addresses announced to Internet: 206606844
Equivalent to 12 /8s, 80 /16s and 145 /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: 2484
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 4690
Total APNIC prefixes after maximum aggregation: 2294
APNIC Deaggregation factor: 2.04
Prefixes being announced from the APNIC address blocks: 4689
Unique aggregates announced from the APNIC address blocks: 2603
APNIC Region origin ASes present in the Internet Routing Table: 544
APNIC Prefixes per ASN: 8.62
APNIC Region origin ASes announcing only one prefix: 231
APNIC Region transit ASes present in the Internet Routing Table: 60
Average APNIC Region AS path length visible: 4.5
Max APNIC Region AS path length visible: 15
Number of APNIC region 32-bit ASNs visible in the Routing Table: 209
Number of APNIC addresses announced to Internet: 45630852
Equivalent to 2 /8s, 184 /16s and 69 /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: 8246
Total ARIN prefixes after maximum aggregation: 4822
ARIN Deaggregation factor: 1.71
Prefixes being announced from the ARIN address blocks: 8275
Unique aggregates announced from the ARIN address blocks: 5325
ARIN Region origin ASes present in the Internet Routing Table: 1274
ARIN Prefixes per ASN: 6.50
ARIN Region origin ASes announcing only one prefix: 448
ARIN Region transit ASes present in the Internet Routing Table: 163
Average ARIN Region AS path length visible: 3.8
Max ARIN Region AS path length visible: 14
Number of ARIN region 32-bit ASNs visible in the Routing Table: 198
Number of ARIN addresses announced to Internet: 96178657
Equivalent to 5 /8s, 187 /16s and 145 /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: 3589
Total RIPE prefixes after maximum aggregation: 2842
RIPE Deaggregation factor: 1.26
Prefixes being announced from the RIPE address blocks: 3580
Unique aggregates announced from the RIPE address blocks: 2892
RIPE Region origin ASes present in the Internet Routing Table: 698
RIPE Prefixes per ASN: 5.13
RIPE Region origin ASes announcing only one prefix: 313
RIPE Region transit ASes present in the Internet Routing Table: 103
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: 150
Number of RIPE addresses announced to Internet: 57910016
Equivalent to 3 /8s, 115 /16s and 163 /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: 1444
Total LACNIC prefixes after maximum aggregation: 597
LACNIC Deaggregation factor: 2.42
Prefixes being announced from the LACNIC address blocks: 1521
Unique aggregates announced from the LACNIC address blocks: 789
LACNIC Region origin ASes present in the Internet Routing Table: 171
LACNIC Prefixes per ASN: 8.89
LACNIC Region origin ASes announcing only one prefix: 64
LACNIC Region transit ASes present in the Internet Routing Table: 27
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: 71
Number of LACNIC addresses announced to Internet: 4225175
Equivalent to 0 /8s, 64 /16s and 120 /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: 1294
Total AfriNIC prefixes after maximum aggregation: 177
AfriNIC Deaggregation factor: 7.31
Prefixes being announced from the AfriNIC address blocks: 1294
Unique aggregates announced from the AfriNIC address blocks: 225
AfriNIC Region origin ASes present in the Internet Routing Table: 54
AfriNIC Prefixes per ASN: 23.96
AfriNIC Region origin ASes announcing only one prefix: 28
AfriNIC Region transit ASes present in the Internet Routing Table: 11
Average AfriNIC Region AS path length visible: 2.9
Max AfriNIC Region AS path length visible: 8
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 30
Number of AfriNIC addresses announced to Internet: 2661632
Equivalent to 0 /8s, 40 /16s and 157 /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 603 2162 466 SINET-AS Research Organization of Infor
7497 437 180 23 CSTNET-AS-AP Computer Network Informati
1237 200 74 142 KREONET-AS-KR KISTI, KR
58647 180 18 2 KAGAWAU-AS Kagawa University, JP
7575 177 329 120 AARNET-AS-AP Australian Academic and Re
4538 130 4192 73 ERX-CERNET-BKB China Education and Rese
55824 127 19 17 NKN-CORE-NW NKN Core Network, IN
4762 75 4 1 MAHIDOL-BORDER-AS Mahidol University, T
4621 69 37 10 UNINET-AS-AP UNINET-, TH
9411 66 16 2 NONTRINET-AS-AP Kasetsart University, T
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
668 203 636 172 DNIC-AS-00668, US
376 201 162 151 RISQ-AS, CA
5786 197 16 1 UPRENET, PR
2152 148 507 96 CSUNET-NW, US
18558 141 18 4 NETBLK-RCOEK, US
81 127 521 30 NCREN, US
270 115 305 80 AS270, US
32440 113 35 18 LONI, US
23024 109 7 22 OCDE, US
2920 103 34 7 LACOE, 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
680 283 1903 249 DFN Verein zur Foerderung eines Deutsch
786 185 1767 182 JANET Jisc Services Limited, GB
8895 159 24 5 ISU Internet Services Unit ISU, SA
559 113 533 105 SWITCH Peering requests: peering at switch
1103 95 1503 83 SURFNET-NL SURFnet, The Netherlands, NL
2614 94 27 74 ROEDUNET, RO
137 82 677 77 ASGARR Consortium GARR, IT
553 76 462 76 BELWUE BelWue-Koordination, DE
1930 65 81 60 RCCN Fundacao para a Ciencia e a Tecnol
3267 65 69 51 RUNNET, 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 173 176 43 Rede Nacional de Ensino e Pesquisa, BR
28391 154 10 67 Universidad Juarez Autonoma de Tabasco,
11340 104 24 48 Red Universitaria Nacional, CL
271640 68 8 1 UNIVERSIDADE FEDERAL DE VICOSA, BR
4270 51 17 4 Red de Interconexion Universitaria, AR
19611 48 17 2 Associacao Antonio Vieira - Unisinos, B
61468 47 3 14 CEDIA, EC
2715 44 99 34 Fundacao Carlos Chagas Filho de Amparo
28614 38 2 2 Fundacao Universidade Regional de Blume
3596 37 4 3 Universidad Autonoma Metropolitana, MX
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 471 82 3 KENET-AS, KE
2018 381 319 71 TENET-1, ZA
327687 163 28 3 RENU, UG
8094 47 48 18 PUKNET, ZA
327700 44 16 1 MoRENet, MZ
3208 32 2 1 ARN, DZ
6879 24 2 9 ENSTINET-, EG
37074 14 8 2 UG-AS, GH
37215 11 8 1 MAREN, MW
37501 11 49 6 UOFS, 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 603 2162 466 SINET-AS Research Organization of Infor
36914 471 82 3 KENET-AS, KE
7497 437 180 23 CSTNET-AS-AP Computer Network Informati
2018 381 319 71 TENET-1, ZA
680 283 1903 249 DFN Verein zur Foerderung eines Deutsch
668 203 636 172 DNIC-AS-00668, US
376 201 162 151 RISQ-AS, CA
1237 200 74 142 KREONET-AS-KR KISTI, KR
5786 197 16 1 UPRENET, PR
786 185 1767 182 JANET Jisc Services Limited, GB
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 471 468 KENET-AS, KE
7497 437 414 CSTNET-AS-AP Computer Network Information Cente
2018 381 310 TENET-1, ZA
5786 197 196 UPRENET, PR
58647 180 178 KAGAWAU-AS Kagawa University, JP
327687 163 160 RENU, UG
8895 159 154 ISU Internet Services Unit ISU, SA
18558 141 137 NETBLK-RCOEK, US
1916 173 130 Rede Nacional de Ensino e Pesquisa, BR
65085 154 118 -Private Use AS-, ZZ
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 RESERVED, ZZ
65101 PRIVATE 64.54.9.0/24 5653 UCSF, US
65101 PRIVATE 64.54.18.0/24 5653 UCSF, US
65101 PRIVATE 64.54.196.0/24 5653 UCSF, US
394607 UNALLOCATED 104.249.65.0/24 23024 OCDE, US
64530 PRIVATE 109.105.121.192/27 2603 NORDUNET, DK
64530 PRIVATE 109.105.121.224/30 2603 NORDUNET, DK
64530 PRIVATE 109.105.122.128/26 2603 NORDUNET, DK
65000 PRIVATE 130.229.0.0/18 2837 SUNET-KI, SE
65248 PRIVATE 134.171.169.0/24 11340 Red Universitaria Nacional,
Complete listing at https://bgp.nsrc.org/REN/CANARIE/data-badAS
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
192.31.196.0/24 Origin: 112 RESERVED, ZZ
192.31.196.0/24 Transit: 1103 SURFNET-NL SURFnet, The Netherlands, NL
202.58.231.0/24 Origin: 134096 EHEALTHNSW-AS-AP eHealth NSW, AU
202.58.231.0/24 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 /10:2 /11:1 /12:10
/13:18 /14:35 /15:122 /16:2033 /17:428 /18:447
/19:590 /20:883 /21:867 /22:1520 /23:1552 /24:10540
/25:88 /26:69 /27:71 /28:21 /29:25 /30:21
/31:3 /32:14
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
36914 456 471 KENET-AS, KE
8895 154 159 ISU Internet Services Unit ISU, SA
32440 81 113 LONI, US
23024 52 109 OCDE, US
327700 38 44 MoRENet, MZ
18632 34 66 VOLCANO-VISION, US
200521 33 56 SEAP-AGE, ES
28614 32 38 Fundacao Universidade Regional de Blumenau, BR
46115 32 35 LUTHER, US
25977 30 44 HCCS, US
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 12:1 14:89
23:6 24:3 31:7 35:6 38:8 40:1
41:221 42:10 44:7 45:41 46:5 47:1
49:9 50:3 52:1 58:1 59:19 60:5
61:3 62:11 63:37 64:52 65:5 66:54
67:43 68:10 69:17 70:2 71:1 72:7
74:51 76:42 77:9 78:3 79:10 80:12
81:25 82:7 83:7 84:8 85:27 86:4
87:1 89:10 91:50 92:2 93:4 94:4
95:2 96:5 97:2 98:2 101:2 102:34
103:271 104:74 107:16 108:8 109:7 111:16
114:23 116:6 117:61 118:32 119:18 121:28
122:8 123:8 124:40 125:4 128:87 129:44
130:86 131:65 132:63 133:155 134:109 136:196
137:128 138:9 139:5 140:42 141:3 142:39
143:22 144:28 145:2 146:132 147:58 148:194
149:11 150:44 151:12 152:133 153:14 154:30
155:63 156:67 157:18 158:33 159:115 160:30
161:16 162:21 163:82 164:13 165:47 166:1
167:13 168:118 169:8 170:101 171:1 172:3
173:7 175:26 176:8 177:6 179:12 180:15
181:1 182:1 184:2 185:60 186:3 187:19
188:14 189:3 190:20 191:13 192:1475 193:291
194:125 195:88 196:203 197:278 198:502 199:282
200:325 201:39 202:621 203:412 204:360 205:128
206:201 207:156 208:77 209:119 210:194 211:14
212:160 213:5 214:8 216:85 217:9 218:22
219:5 220:16 222:3 223:14
End of report
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