[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RedCLARA (R&E) view
REN Routing Table Report
cscora at frr.nsrc.org
Thu Dec 15 22:15:36 UTC 2022
IPv4 R&E Routing Table Report 22:15 GMT Thu 15 Dec, 2022
IPv4 BGP Table (R&E) as seen at RedCLARA.
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/RedCLARA/
Analysis Summary
----------------
BGP routing table entries examined: 18536
Prefixes after maximum aggregation (per Origin AS): 10451
Deaggregation factor: 1.77
Unique aggregates announced (without unneeded subnets): 11636
Number of IPv4 prefixes with a valid ROA: 4374
Number of IPv4 prefixes with an invalid ROA: 62
Number of IPv4 prefixes with no ROA: 14100
Total ASes present in the Internet Routing Table: 2753
Prefixes per ASN: 6.73
Origin-only ASes present in the Internet Routing Table: 2379
Origin ASes announcing only one prefix: 1047
Transit ASes present in the Internet Routing Table: 374
Transit-only ASes present in the Internet Routing Table: 66
Paths with bogon ASNs present in the IPv4 Routing Table: 2
Average AS path length visible in the Internet Routing Table: 4.2
Max AS path length visible: 19
Max AS path prepend of ASN ( 10497) 11
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: 40896
Number of 32-bit ASNs visible in the Routing Table: 638
Prefixes from 32-bit ASNs in the Routing Table: 1819
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: 2
Number of addresses announced to Internet: 203034193
Equivalent to 12 /8s, 26 /16s and 14 /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: 2192
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 4729
Total APNIC prefixes after maximum aggregation: 2310
APNIC Deaggregation factor: 2.05
Prefixes being announced from the APNIC address blocks: 4730
Unique aggregates announced from the APNIC address blocks: 2628
APNIC Region origin ASes present in the Internet Routing Table: 582
APNIC Prefixes per ASN: 8.13
APNIC Region origin ASes announcing only one prefix: 247
APNIC Region transit ASes present in the Internet Routing Table: 66
Average APNIC Region AS path length visible: 4.7
Max APNIC Region AS path length visible: 17
Number of APNIC region 32-bit ASNs visible in the Routing Table: 226
Number of APNIC addresses announced to Internet: 45911872
Equivalent to 2 /8s, 188 /16s and 143 /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: 7767
Total ARIN prefixes after maximum aggregation: 4504
ARIN Deaggregation factor: 1.72
Prefixes being announced from the ARIN address blocks: 7785
Unique aggregates announced from the ARIN address blocks: 5030
ARIN Region origin ASes present in the Internet Routing Table: 1208
ARIN Prefixes per ASN: 6.44
ARIN Region origin ASes announcing only one prefix: 420
ARIN Region transit ASes present in the Internet Routing Table: 157
Average ARIN Region AS path length visible: 4.2
Max ARIN Region AS path length visible: 19
Number of ARIN region 32-bit ASNs visible in the Routing Table: 179
Number of ARIN addresses announced to Internet: 92315200
Equivalent to 5 /8s, 128 /16s and 158 /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: 3586
Total RIPE prefixes after maximum aggregation: 2832
RIPE Deaggregation factor: 1.27
Prefixes being announced from the RIPE address blocks: 3573
Unique aggregates announced from the RIPE address blocks: 2886
RIPE Region origin ASes present in the Internet Routing Table: 678
RIPE Prefixes per ASN: 5.27
RIPE Region origin ASes announcing only one prefix: 298
RIPE Region transit ASes present in the Internet Routing Table: 97
Average RIPE Region AS path length visible: 3.9
Max RIPE Region AS path length visible: 12
Number of RIPE region 32-bit ASNs visible in the Routing Table: 141
Number of RIPE addresses announced to Internet: 57898496
Equivalent to 3 /8s, 115 /16s and 118 /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: 1468
Total LACNIC prefixes after maximum aggregation: 594
LACNIC Deaggregation factor: 2.47
Prefixes being announced from the LACNIC address blocks: 1467
Unique aggregates announced from the LACNIC address blocks: 799
LACNIC Region origin ASes present in the Internet Routing Table: 162
LACNIC Prefixes per ASN: 9.06
LACNIC Region origin ASes announcing only one prefix: 60
LACNIC Region transit ASes present in the Internet Routing Table: 25
Average LACNIC Region AS path length visible: 3.9
Max LACNIC Region AS path length visible: 10
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 66
Number of LACNIC addresses announced to Internet: 4221905
Equivalent to 0 /8s, 64 /16s and 107 /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: 979
Total AfriNIC prefixes after maximum aggregation: 204
AfriNIC Deaggregation factor: 4.80
Prefixes being announced from the AfriNIC address blocks: 979
Unique aggregates announced from the AfriNIC address blocks: 291
AfriNIC Region origin ASes present in the Internet Routing Table: 50
AfriNIC Prefixes per ASN: 19.58
AfriNIC Region origin ASes announcing only one prefix: 22
AfriNIC Region transit ASes present in the Internet Routing Table: 12
Average AfriNIC Region AS path length visible: 3.4
Max AfriNIC Region AS path length visible: 12
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 26
Number of AfriNIC addresses announced to Internet: 2686208
Equivalent to 0 /8s, 40 /16s and 253 /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 587 2157 463 SINET-AS Research Organization of Infor
7497 434 182 24 CSTNET-AS-AP Computer Network Informati
1237 189 74 134 KREONET-AS-KR KISTI, KR
58647 175 18 2 KAGAWAU-AS Kagawa University, JP
7575 173 329 119 AARNET-AS-AP Australian Academic and Re
4538 129 4192 73 ERX-CERNET-BKB China Education and Rese
55824 114 18 12 NKN-CORE-NW NKN Core Network, IN
4621 69 37 10 UNINET-AS-AP UNINET-, TH
9411 66 16 2 NONTRINET-AS-AP Kasetsart University, T
4762 65 4 1 MAHIDOL-BORDER-AS Mahidol University, T
Complete listing at https://bgp.nsrc.org/REN/RedCLARA/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
376 200 178 149 RISQ-AS, CA
5786 199 16 1 UPRENET, PR
2152 151 507 90 CSUNET-NW, US
18558 134 18 4 NETBLK-RCOEK, US
270 120 329 85 AS270, US
23024 113 7 17 OCDE, US
2920 111 34 7 LACOE, US
32440 92 18 16 LONI, US
32531 90 6 60 FORDHAM-UNIVERSITY, US
21976 87 51 18 NJEDGE-NET, US
Complete listing at https://bgp.nsrc.org/REN/RedCLARA/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
680 281 1935 249 DFN Verein zur Foerderung eines Deutsch
786 186 1775 183 JANET Jisc Services Limited, GB
8895 176 24 4 ISU Internet Services Unit ISU, SA
559 115 550 106 SWITCH Peering requests: peering at switch
1103 100 1520 87 SURFNET-NL SURFnet, The Netherlands, NL
2614 95 27 75 ROEDUNET, RO
137 82 677 77 ASGARR Consortium GARR, IT
553 73 449 73 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/RedCLARA/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
1916 177 208 44 Rede Nacional de Ensino e Pesquisa, BR
28391 153 10 67 Universidad Juarez Autonoma de Tabasco,
11340 96 24 54 Red Universitaria Nacional, CL
1251 58 37 19 FUNDACAO DE AMPARO A PESQUISA DO ESTADO
2715 58 102 38 Fundacao Carlos Chagas Filho de Amparo
61468 46 3 15 CEDIA, EC
4270 44 16 1 Red de Interconexion Universitaria, AR
28571 40 40 18 UNIVERSIDADE DE SAO PAULO, BR
28614 38 2 2 Fundacao Universidade Regional de Blume
19611 37 17 2 Associacao Antonio Vieira - Unisinos, B
Complete listing at https://bgp.nsrc.org/REN/RedCLARA/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2018 374 319 72 TENET-1, ZA
36914 243 82 3 KENET-AS, KE
2561 67 4 34 EUN, EG
8094 48 48 15 PUKNET, ZA
327687 41 28 3 RENU, UG
37182 33 8 1 TERNET, TZ
327700 33 16 1 MoRENet, MZ
6879 24 2 9 ENSTINET-, EG
37074 13 8 2 UG-AS, GH
37501 11 49 6 UOFS, ZA
Complete listing at https://bgp.nsrc.org/REN/RedCLARA/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
2907 587 2157 463 SINET-AS Research Organization of Infor
7497 434 182 24 CSTNET-AS-AP Computer Network Informati
2018 374 319 72 TENET-1, ZA
680 281 1935 249 DFN Verein zur Foerderung eines Deutsch
36914 243 82 3 KENET-AS, KE
376 200 178 149 RISQ-AS, CA
5786 199 16 1 UPRENET, PR
1237 189 74 134 KREONET-AS-KR KISTI, KR
786 186 1775 183 JANET Jisc Services Limited, GB
1916 177 208 44 Rede Nacional de Ensino e Pesquisa, BR
Complete listing at https://bgp.nsrc.org/REN/RedCLARA/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
7497 434 410 CSTNET-AS-AP Computer Network Information Cente
2018 374 302 TENET-1, ZA
36914 243 240 KENET-AS, KE
5786 199 198 UPRENET, PR
58647 175 173 KAGAWAU-AS Kagawa University, JP
8895 176 172 ISU Internet Services Unit ISU, SA
1916 177 133 Rede Nacional de Ensino e Pesquisa, BR
18558 134 130 NETBLK-RCOEK, US
2920 111 104 LACOE, US
55824 114 102 NKN-CORE-NW NKN Core Network, IN
Complete listing at https://bgp.nsrc.org/REN/RedCLARA/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Net Originated Transit AS Transit AS Name
65248 PRIVATE 134.171.169.0/24 11340 Red Universitaria Nacional,
22063 UNALLOCATED 153.10.0.0/16 2152 CSUNET-NW, US
33008 UNALLOCATED 162.248.66.0/24 11096 FLORIDANET, US
64507 DOCUMENT 170.79.91.8/29 27817 Red Nacional Academica de Te
19658 UNALLOCATED 199.27.241.0/24 11096 FLORIDANET, US
395514 UNALLOCATED 205.213.88.0/24 2381 WISCNET1-AS, US
394607 UNALLOCATED 216.100.93.0/24 23024 OCDE, US
Complete listing at https://bgp.nsrc.org/REN/RedCLARA/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/RedCLARA/data-spar
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
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: 11537 INTERNET2-RESEARCH-EDU, US
Complete listing at https://bgp.nsrc.org/REN/RedCLARA/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 /15:121 /16:1981 /17:417 /18:437
/19:556 /20:839 /21:855 /22:1457 /23:1541 /24:10000
/25:88 /26:56 /27:83 /28:8 /29:14 /30:10
/31:0 /32:6
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
36914 230 243 KENET-AS, KE
8895 171 176 ISU Internet Services Unit ISU, SA
32440 77 92 LONI, US
23024 52 113 OCDE, US
28614 32 38 Fundacao Universidade Regional de Blumenau, BR
37182 32 33 TERNET, TZ
46115 32 35 LUTHER, US
25977 30 44 HCCS, US
200521 30 52 SEAP-AGE, ES
263282 30 37 FUNDACAO UNIVERSIDADE DO OESTE DE SANTA CATARIN
Complete listing at https://bgp.nsrc.org/REN/RedCLARA/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:4 5:15 8:2 12:1 14:84 18:43
23:8 24:3 31:7 35:4 37:1 38:9
40:1 41:142 42:10 44:5 45:33 46:5
47:1 49:9 50:1 52:1 58:1 59:20
60:4 61:3 62:10 63:33 64:51 65:1
66:33 67:42 68:8 69:21 70:2 71:1
72:7 74:50 76:37 77:9 78:3 79:10
80:17 81:28 82:8 83:6 84:5 85:42
86:6 87:1 88:1 89:10 91:47 92:1
93:4 94:4 95:4 96:5 97:2 98:2
101:6 102:10 103:315 104:72 108:8 109:10
110:4 111:16 114:23 116:6 117:61 118:32
119:23 121:27 122:8 123:8 124:39 125:4
128:86 129:42 130:88 131:62 132:61 133:146
134:97 136:199 137:75 138:9 139:6 140:42
141:1 142:39 143:31 144:23 145:2 146:131
147:56 148:192 149:12 150:130 151:7 152:77
153:14 154:28 155:52 156:68 157:34 158:39
159:116 160:26 161:19 162:20 163:74 164:10
165:51 166:1 167:16 168:124 169:10 170:57
171:1 172:2 173:7 175:31 176:8 177:10
179:10 180:17 181:1 182:6 184:3 185:47
186:3 187:19 188:13 189:3 190:18 191:36
192:1418 193:305 194:131 195:80 196:161 197:147
198:464 199:251 200:232 201:39 202:623 203:431
204:340 205:125 206:182 207:163 208:66 209:112
210:185 211:14 212:168 213:5 216:85 217:11
218:22 219:6 220:17 222:5 223:4
End of report
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