[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RedCLARA (R&E) view
REN Routing Table Report
cscora at frr.nsrc.org
Mon Jun 5 22:15:36 UTC 2023
IPv4 R&E Routing Table Report 22:15 GMT Mon 05 Jun, 2023
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: 18650
Prefixes after maximum aggregation (per Origin AS): 10461
Deaggregation factor: 1.78
Unique aggregates announced (without unneeded subnets): 11652
Number of IPv4 prefixes with a valid ROA: 4626
Number of IPv4 prefixes with an invalid ROA: 110
Number of IPv4 prefixes with no ROA: 13914
Total ASes present in the Internet Routing Table: 2759
Prefixes per ASN: 6.76
Origin-only ASes present in the Internet Routing Table: 2376
Origin ASes announcing only one prefix: 1049
Transit ASes present in the Internet Routing Table: 383
Transit-only ASes present in the Internet Routing Table: 70
Paths with bogon ASNs present in the IPv4 Routing Table: 88
Average AS path length visible in the Internet Routing Table: 4.2
Max AS path length visible: 19
Max AS path prepend of ASN (395156) 12
Prefixes from unregistered ASNs in the Routing Table: 85
Number of instances of unregistered ASNs: 85
Number of 32-bit ASNs allocated by the RIRs: 42021
Number of 32-bit ASNs visible in the Routing Table: 644
Prefixes from 32-bit ASNs in the Routing Table: 1841
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: 202287513
Equivalent to 12 /8s, 14 /16s and 169 /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: 2218
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 4718
Total APNIC prefixes after maximum aggregation: 2299
APNIC Deaggregation factor: 2.05
Prefixes being announced from the APNIC address blocks: 4718
Unique aggregates announced from the APNIC address blocks: 2632
APNIC Region origin ASes present in the Internet Routing Table: 580
APNIC Prefixes per ASN: 8.13
APNIC Region origin ASes announcing only one prefix: 249
APNIC Region transit ASes present in the Internet Routing Table: 61
Average APNIC Region AS path length visible: 4.7
Max APNIC Region AS path length visible: 15
Number of APNIC region 32-bit ASNs visible in the Routing Table: 223
Number of APNIC addresses announced to Internet: 45883968
Equivalent to 2 /8s, 188 /16s and 34 /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: 7790
Total ARIN prefixes after maximum aggregation: 4498
ARIN Deaggregation factor: 1.73
Prefixes being announced from the ARIN address blocks: 7806
Unique aggregates announced from the ARIN address blocks: 5027
ARIN Region origin ASes present in the Internet Routing Table: 1210
ARIN Prefixes per ASN: 6.45
ARIN Region origin ASes announcing only one prefix: 416
ARIN Region transit ASes present in the Internet Routing Table: 159
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: 186
Number of ARIN addresses announced to Internet: 91621280
Equivalent to 5 /8s, 118 /16s and 7 /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: 3610
Total RIPE prefixes after maximum aggregation: 2838
RIPE Deaggregation factor: 1.27
Prefixes being announced from the RIPE address blocks: 3597
Unique aggregates announced from the RIPE address blocks: 2899
RIPE Region origin ASes present in the Internet Routing Table: 682
RIPE Prefixes per ASN: 5.27
RIPE Region origin ASes announcing only one prefix: 302
RIPE Region transit ASes present in the Internet Routing Table: 107
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: 144
Number of RIPE addresses announced to Internet: 57946880
Equivalent to 3 /8s, 116 /16s and 51 /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: 1433
Total LACNIC prefixes after maximum aggregation: 579
LACNIC Deaggregation factor: 2.47
Prefixes being announced from the LACNIC address blocks: 1513
Unique aggregates announced from the LACNIC address blocks: 800
LACNIC Region origin ASes present in the Internet Routing Table: 161
LACNIC Prefixes per ASN: 9.40
LACNIC Region origin ASes announcing only one prefix: 59
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: 12
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 65
Number of LACNIC addresses announced to Internet: 4150201
Equivalent to 0 /8s, 63 /16s and 83 /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: 1014
Total AfriNIC prefixes after maximum aggregation: 206
AfriNIC Deaggregation factor: 4.92
Prefixes being announced from the AfriNIC address blocks: 1013
Unique aggregates announced from the AfriNIC address blocks: 291
AfriNIC Region origin ASes present in the Internet Routing Table: 50
AfriNIC Prefixes per ASN: 20.26
AfriNIC Region origin ASes announcing only one prefix: 23
AfriNIC Region transit ASes present in the Internet Routing Table: 11
Average AfriNIC Region AS path length visible: 3.4
Max AfriNIC Region AS path length visible: 14
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 26
Number of AfriNIC addresses announced to Internet: 2684160
Equivalent to 0 /8s, 40 /16s and 245 /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 607 2154 466 SINET-AS Research Organization of Infor
7497 434 182 24 CSTNET-AS-AP Computer Network Informati
1237 193 74 139 KREONET-AS-KR KISTI, KR
58647 178 18 2 KAGAWAU-AS Kagawa University, JP
7575 174 329 119 AARNET-AS-AP Australian Academic and Re
4538 130 4192 73 ERX-CERNET-BKB China Education and Rese
55824 118 18 11 NKN-CORE-NW NKN Core Network, IN
4621 70 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
376 202 178 150 RISQ-AS, CA
5786 198 16 1 UPRENET, PR
2152 140 507 92 CSUNET-NW, US
18558 134 18 4 NETBLK-RCOEK, US
81 129 521 32 NCREN, US
270 117 329 82 AS270, US
23024 113 7 17 OCDE, US
2920 109 34 7 LACOE, US
32440 108 35 18 LONI, US
32531 90 6 60 FORDHAM-UNIVERSITY, 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
680 284 1919 250 DFN Verein zur Foerderung eines Deutsch
786 186 1775 183 JANET Jisc Services Limited, GB
8895 178 24 5 ISU Internet Services Unit ISU, SA
559 112 533 104 SWITCH Peering requests: peering at switch
1103 95 1518 84 SURFNET-NL SURFnet, The Netherlands, NL
2614 94 27 74 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/RedCLARA/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
1916 181 208 44 Rede Nacional de Ensino e Pesquisa, BR
28391 153 10 67 Universidad Juarez Autonoma de Tabasco,
11340 102 24 46 Red Universitaria Nacional, CL
1251 59 37 19 FUNDACAO DE AMPARO A PESQUISA DO ESTADO
2715 58 102 38 Fundacao Carlos Chagas Filho de Amparo
61468 47 3 15 CEDIA, EC
4270 45 16 1 Red de Interconexion Universitaria, AR
28614 38 2 2 Fundacao Universidade Regional de Blume
19611 37 17 2 Associacao Antonio Vieira - Unisinos, B
263282 37 5 12 FUNDACAO UNIVERSIDADE DO OESTE DE SANTA
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 382 319 72 TENET-1, ZA
36914 252 82 3 KENET-AS, KE
2561 67 4 34 EUN, EG
327687 59 28 3 RENU, UG
8094 48 48 15 PUKNET, ZA
327700 37 16 1 MoRENet, MZ
3208 32 2 1 ARN, DZ
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 607 2154 466 SINET-AS Research Organization of Infor
7497 434 182 24 CSTNET-AS-AP Computer Network Informati
2018 382 319 72 TENET-1, ZA
680 284 1919 250 DFN Verein zur Foerderung eines Deutsch
36914 252 82 3 KENET-AS, KE
376 202 178 150 RISQ-AS, CA
5786 198 16 1 UPRENET, PR
1237 193 74 139 KREONET-AS-KR KISTI, KR
786 186 1775 183 JANET Jisc Services Limited, GB
1916 181 208 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 382 310 TENET-1, ZA
36914 252 249 KENET-AS, KE
5786 198 197 UPRENET, PR
58647 178 176 KAGAWAU-AS Kagawa University, JP
8895 178 173 ISU Internet Services Unit ISU, SA
1916 181 137 Rede Nacional de Ensino e Pesquisa, BR
18558 134 130 NETBLK-RCOEK, US
65085 158 123 UNASSIGNED
55824 118 107 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
394607 UNALLOCATED 104.249.65.0/24 23024 OCDE, US
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
65085 PRIVATE 200.17.35.0/24 1916 Rede Nacional de Ensino e Pe
65085 PRIVATE 200.17.36.0/24 1916 Rede Nacional de Ensino e Pe
65085 PRIVATE 200.17.37.0/24 1916 Rede Nacional de Ensino e Pe
65085 PRIVATE 200.17.39.0/26 1916 Rede Nacional de Ensino e Pe
Complete listing at https://bgp.nsrc.org/REN/RedCLARA/data-badAS
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
102.36.194.0/23 Origin: 2018 TENET-1, ZA
102.36.194.0/23 Transit: 27750 Cooperacion Latino Americana de Redes Av
192.31.196.0/24 Origin: 112 UNASSIGNED
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/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 /16:1966 /17:412 /18:432
/19:557 /20:823 /21:834 /22:1463 /23:1522 /24:10159
/25:93 /26:74 /27:87 /28:7 /29:15 /30:10
/31:0 /32:8
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
36914 240 252 KENET-AS, KE
8895 173 178 ISU Internet Services Unit ISU, SA
32440 79 108 LONI, US
23024 52 113 OCDE, US
200521 33 56 SEAP-AGE, ES
327700 33 37 MoRENet, MZ
28614 32 38 Fundacao Universidade Regional de Blumenau, BR
46115 32 35 LUTHER, US
25977 30 44 HCCS, US
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)
----------------------------------------------
1:2 5:15 8:2 12:1 14:89 23:8
24:3 31:7 35:6 38:9 40:1 41:112
42:10 44:6 45:39 46:5 47:1 49:6
50:1 52:1 58:1 59:19 60:4 61:3
62:11 63:33 64:52 65:1 66:33 67:41
68:8 69:19 70:2 71:1 72:7 74:50
76:40 77:9 78:3 79:10 80:13 81:26
82:7 83:6 84:8 85:41 86:10 87:1
89:10 91:49 92:2 93:4 94:4 95:2
96:5 97:1 98:2 101:6 102:17 103:298
104:81 108:8 109:9 110:2 111:16 114:23
116:6 117:61 118:32 119:21 121:28 122:8
123:8 124:38 125:4 128:87 129:42 130:88
131:54 132:61 133:155 134:99 136:198 137:87
138:9 139:6 140:35 141:1 142:39 143:21
144:23 145:2 146:131 147:54 148:192 149:12
150:130 151:10 152:144 153:14 154:31 155:64
156:67 157:29 158:38 159:115 160:27 161:20
162:20 163:75 164:10 165:51 166:1 167:16
168:124 169:8 170:64 171:1 172:3 173:7
175:31 176:8 177:5 179:12 180:15 181:1
182:1 184:3 185:53 186:3 187:18 188:13
189:3 190:18 191:36 192:1417 193:332 194:132
195:100 196:169 197:158 198:460 199:248 200:303
201:39 202:639 203:429 204:344 205:124 206:180
207:165 208:70 209:125 210:183 211:6 212:169
213:5 216:86 217:10 218:22 219:6 220:16
222:5 223:4
End of report
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