[REN-BGP-stats-all] IPv4 R&E Routing Table Report - CANARIE (R&E) view
REN Routing Table Report
cscora at bgp.nsrc.org
Fri Aug 25 22:30:38 UTC 2023
IPv4 R&E Routing Table Report 22:30 GMT Fri 25 Aug, 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: 18843
Prefixes after maximum aggregation (per Origin AS): 10683
Deaggregation factor: 1.76
Unique aggregates announced (without unneeded subnets): 11749
Number of IPv4 prefixes with a valid ROA: 4904
Number of IPv4 prefixes with an invalid ROA: 133
Number of IPv4 prefixes with no ROA: 13806
Total ASes present in the Internet Routing Table: 2795
Prefixes per ASN: 6.74
Origin-only ASes present in the Internet Routing Table: 2399
Origin ASes announcing only one prefix: 1064
Transit ASes present in the Internet Routing Table: 396
Transit-only ASes present in the Internet Routing Table: 77
Paths with bogon ASNs present in the IPv4 Routing Table: 90
Average AS path length visible in the Internet Routing Table: 3.9
Max AS path length visible: 15
Max AS path prepend of ASN (395156) 12
Prefixes from unregistered ASNs in the Routing Table: 89
Number of instances of unregistered ASNs: 89
Number of 32-bit ASNs allocated by the RIRs: 42498
Number of 32-bit ASNs visible in the Routing Table: 639
Prefixes from 32-bit ASNs in the Routing Table: 1960
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: 206357030
Equivalent to 12 /8s, 76 /16s and 194 /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: 99.5
Total number of prefixes smaller than registry allocations: 2163
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 4641
Total APNIC prefixes after maximum aggregation: 2257
APNIC Deaggregation factor: 2.06
Prefixes being announced from the APNIC address blocks: 4640
Unique aggregates announced from the APNIC address blocks: 2558
APNIC Region origin ASes present in the Internet Routing Table: 542
APNIC Prefixes per ASN: 8.56
APNIC Region origin ASes announcing only one prefix: 228
APNIC Region transit ASes present in the Internet Routing Table: 62
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: 203
Number of APNIC addresses announced to Internet: 45684332
Equivalent to 2 /8s, 185 /16s and 22 /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: 8139
Total ARIN prefixes after maximum aggregation: 4788
ARIN Deaggregation factor: 1.70
Prefixes being announced from the ARIN address blocks: 8151
Unique aggregates announced from the ARIN address blocks: 5282
ARIN Region origin ASes present in the Internet Routing Table: 1265
ARIN Prefixes per ASN: 6.44
ARIN Region origin ASes announcing only one prefix: 446
ARIN Region transit ASes present in the Internet Routing Table: 166
Average ARIN Region AS path length visible: 3.7
Max ARIN Region AS path length visible: 14
Number of ARIN region 32-bit ASNs visible in the Routing Table: 195
Number of ARIN addresses announced to Internet: 95799681
Equivalent to 5 /8s, 181 /16s and 201 /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: 3580
Total RIPE prefixes after maximum aggregation: 2828
RIPE Deaggregation factor: 1.27
Prefixes being announced from the RIPE address blocks: 3573
Unique aggregates announced from the RIPE address blocks: 2889
RIPE Region origin ASes present in the Internet Routing Table: 682
RIPE Prefixes per ASN: 5.24
RIPE Region origin ASes announcing only one prefix: 301
RIPE Region transit ASes present in the Internet Routing Table: 106
Average RIPE Region AS path length visible: 3.8
Max RIPE Region AS path length visible: 12
Number of RIPE region 32-bit ASNs visible in the Routing Table: 142
Number of RIPE addresses announced to Internet: 57911296
Equivalent to 3 /8s, 115 /16s and 168 /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: 1470
Total LACNIC prefixes after maximum aggregation: 601
LACNIC Deaggregation factor: 2.45
Prefixes being announced from the LACNIC address blocks: 1552
Unique aggregates announced from the LACNIC address blocks: 815
LACNIC Region origin ASes present in the Internet Routing Table: 170
LACNIC Prefixes per ASN: 9.13
LACNIC Region origin ASes announcing only one prefix: 64
LACNIC Region transit ASes present in the Internet Routing Table: 28
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: 4238905
Equivalent to 0 /8s, 64 /16s and 174 /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: 924
Total AfriNIC prefixes after maximum aggregation: 164
AfriNIC Deaggregation factor: 5.63
Prefixes being announced from the AfriNIC address blocks: 924
Unique aggregates announced from the AfriNIC address blocks: 202
AfriNIC Region origin ASes present in the Internet Routing Table: 51
AfriNIC Prefixes per ASN: 18.12
AfriNIC Region origin ASes announcing only one prefix: 25
AfriNIC Region transit ASes present in the Internet Routing Table: 10
Average AfriNIC Region AS path length visible: 2.8
Max AfriNIC Region AS path length visible: 9
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 28
Number of AfriNIC addresses announced to Internet: 2656768
Equivalent to 0 /8s, 40 /16s and 138 /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 600 2146 465 SINET-AS Research Organization of Infor
7497 434 180 23 CSTNET-AS-AP Computer Network Informati
1237 198 74 139 KREONET-AS-KR KISTI, KR
58647 178 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 124 18 17 NKN-CORE-NW NKN Core Network, IN
4621 69 37 9 UNINET-AS-AP UNINET-, TH
9411 66 16 2 NONTRINET-AS-AP Kasetsart University, T
4762 61 4 1 MAHIDOL-BORDER-AS Mahidol 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
376 202 178 150 RISQ-AS, CA
5786 197 16 1 UPRENET, PR
668 188 619 161 DNIC-AS-00668, US
2152 150 507 94 CSUNET-NW, US
18558 136 18 4 NETBLK-RCOEK, US
81 127 521 30 NCREN, US
270 115 305 80 AS270, US
23024 113 7 17 OCDE, US
2920 109 34 7 LACOE, US
32440 109 35 18 LONI, 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 160 24 3 ISU Internet Services Unit ISU, SA
559 113 533 105 SWITCH Peering requests: peering at switch
1103 94 1502 83 SURFNET-NL SURFnet, The Netherlands, NL
2614 93 27 73 ROEDUNET, RO
137 82 677 77 ASGARR Consortium GARR, IT
553 74 465 74 BELWUE BelWue-Koordination, DE
1930 65 81 60 RCCN Fundacao para a Ciencia e a Tecnol
2200 64 599 59 FR-RENATER Reseau National de telecommu
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 181 176 43 Rede Nacional de Ensino e Pesquisa, BR
28391 153 10 67 Universidad Juarez Autonoma de Tabasco,
11340 103 24 47 Red Universitaria Nacional, CL
271640 73 8 1 UNIVERSIDADE FEDERAL DE VICOSA, BR
2715 59 102 39 Fundacao Carlos Chagas Filho de Amparo
4270 49 16 1 Red de Interconexion Universitaria, AR
19611 48 17 2 Associacao Antonio Vieira - Unisinos, B
61468 47 3 14 CEDIA, EC
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
2018 360 319 71 TENET-1, ZA
327687 163 28 3 RENU, UG
36914 153 82 3 KENET-AS, KE
8094 48 48 15 PUKNET, ZA
327700 42 16 1 MoRENet, MZ
3208 32 2 1 ARN, DZ
37074 14 8 2 UG-AS, GH
37501 11 49 6 UOFS, ZA
37654 10 1 6 RwEdNet-AS, RW
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 600 2146 465 SINET-AS Research Organization of Infor
7497 434 180 23 CSTNET-AS-AP Computer Network Informati
2018 360 319 71 TENET-1, ZA
680 283 1903 249 DFN Verein zur Foerderung eines Deutsch
376 202 178 150 RISQ-AS, CA
1237 198 74 139 KREONET-AS-KR KISTI, KR
5786 197 16 1 UPRENET, PR
668 188 619 161 DNIC-AS-00668, US
786 185 1767 182 JANET Jisc Services Limited, GB
1916 181 176 43 Rede Nacional de Ensino e Pesquisa, BR
Complete listing at https://bgp.nsrc.org/REN/CANARIE/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
7497 434 411 CSTNET-AS-AP Computer Network Information Cente
2018 360 289 TENET-1, ZA
5786 197 196 UPRENET, PR
58647 178 176 KAGAWAU-AS Kagawa University, JP
327687 163 160 RENU, UG
8895 160 157 ISU Internet Services Unit ISU, SA
36914 153 150 KENET-AS, KE
1916 181 138 Rede Nacional de Ensino e Pesquisa, BR
18558 136 132 NETBLK-RCOEK, US
65085 158 123 -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
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,
33008 UNALLOCATED 162.248.66.0/24 11096 FLORIDANET, US
64507 DOCUMENT 170.79.91.8/29 27817 Red Nacional Academica de Te
65085 PRIVATE 200.17.33.0/24 1916 Rede Nacional de Ensino e Pe
65085 PRIVATE 200.17.34.0/24 1916 Rede Nacional de Ensino e Pe
Complete listing at https://bgp.nsrc.org/REN/CANARIE/data-badAS
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
134.208.0.0/16 Origin: 17711 NDHU-TW National Dong Hwa University, TW
134.208.0.0/16 Transit: 7539 TWAREN-TW National Center for High-perfo
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 /16:2019 /17:421 /18:428
/19:571 /20:868 /21:862 /22:1500 /23:1549 /24:10115
/25:88 /26:72 /27:77 /28:22 /29:25 /30:19
/31:4 /32:14
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
8895 155 160 ISU Internet Services Unit ISU, SA
36914 141 153 KENET-AS, KE
32440 80 109 LONI, US
23024 52 113 OCDE, US
327700 36 42 MoRENet, MZ
28614 32 38 Fundacao Universidade Regional de Blumenau, BR
46115 32 35 LUTHER, US
200521 32 55 SEAP-AGE, ES
25977 30 44 HCCS, US
27609 29 45 USC-UNIVERSITY-HOSPITAL, 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 14:88
23:7 24:3 31:7 35:2 38:9 40:1
41:89 42:10 44:6 45:44 46:5 47:1
49:9 50:3 52:1 58:1 59:19 60:4
61:3 62:10 63:38 64:52 65:4 66:51
67:43 68:8 69:19 70:2 71:1 72:7
74:46 76:41 77:9 78:3 79:10 80:13
81:26 82:6 83:6 84:8 85:41 86:4
87:1 89:10 91:48 92:2 93:4 94:4
95:2 96:5 97:2 98:2 101:2 102:37
103:261 104:81 107:3 108:8 109:9 111:16
114:23 116:6 117:61 118:32 119:18 121:28
122:8 123:8 124:39 125:4 128:87 129:43
130:89 131:59 132:59 133:152 134:105 136:196
137:130 138:11 139:5 140:41 141:1 142:38
143:21 144:11 145:2 146:131 147:58 148:193
149:12 150:43 151:12 152:138 153:14 154:30
155:63 156:69 157:17 158:34 159:115 160:29
161:25 162:21 163:82 164:10 165:46 166:1
167:13 168:113 169:8 170:76 171:1 172:3
173:6 175:26 176:8 177:5 179:12 180:15
181:1 182:1 184:3 185:51 186:3 187:19
188:13 189:3 190:20 191:13 192:1454 193:288
194:129 195:54 196:201 197:91 198:524 199:279
200:342 201:39 202:597 203:429 204:355 205:127
206:197 207:171 208:68 209:121 210:189 211:14
212:168 213:5 214:5 216:85 217:10 218:22
219:5 220:16 222:2 223:14
End of report
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