[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RedCLARA (R&E) view
REN Routing Table Report
cscora at frr.nsrc.org
Tue Jun 13 22:15:39 UTC 2023
IPv4 R&E Routing Table Report 22:15 GMT Tue 13 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: 18505
Prefixes after maximum aggregation (per Origin AS): 10412
Deaggregation factor: 1.78
Unique aggregates announced (without unneeded subnets): 11533
Number of IPv4 prefixes with a valid ROA: 4615
Number of IPv4 prefixes with an invalid ROA: 110
Number of IPv4 prefixes with no ROA: 13780
Total ASes present in the Internet Routing Table: 2753
Prefixes per ASN: 6.72
Origin-only ASes present in the Internet Routing Table: 2370
Origin ASes announcing only one prefix: 1054
Transit ASes present in the Internet Routing Table: 383
Transit-only ASes present in the Internet Routing Table: 72
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: 42071
Number of 32-bit ASNs visible in the Routing Table: 640
Prefixes from 32-bit ASNs in the Routing Table: 1828
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: 202187417
Equivalent to 12 /8s, 13 /16s and 34 /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: 2208
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 4694
Total APNIC prefixes after maximum aggregation: 2285
APNIC Deaggregation factor: 2.05
Prefixes being announced from the APNIC address blocks: 4694
Unique aggregates announced from the APNIC address blocks: 2612
APNIC Region origin ASes present in the Internet Routing Table: 575
APNIC Prefixes per ASN: 8.16
APNIC Region origin ASes announcing only one prefix: 250
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: 222
Number of APNIC addresses announced to Internet: 45871680
Equivalent to 2 /8s, 187 /16s and 242 /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: 7729
Total ARIN prefixes after maximum aggregation: 4500
ARIN Deaggregation factor: 1.72
Prefixes being announced from the ARIN address blocks: 7744
Unique aggregates announced from the ARIN address blocks: 4995
ARIN Region origin ASes present in the Internet Routing Table: 1209
ARIN Prefixes per ASN: 6.41
ARIN Region origin ASes announcing only one prefix: 421
ARIN Region transit ASes present in the Internet Routing Table: 160
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: 91486880
Equivalent to 5 /8s, 115 /16s and 250 /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: 2835
RIPE Deaggregation factor: 1.27
Prefixes being announced from the RIPE address blocks: 3597
Unique aggregates announced from the RIPE address blocks: 2896
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: 300
RIPE Region transit ASes present in the Internet Routing Table: 108
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: 142
Number of RIPE addresses announced to Internet: 57941504
Equivalent to 3 /8s, 116 /16s and 30 /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: 1438
Total LACNIC prefixes after maximum aggregation: 579
LACNIC Deaggregation factor: 2.48
Prefixes being announced from the LACNIC address blocks: 1519
Unique aggregates announced from the LACNIC address blocks: 803
LACNIC Region origin ASes present in the Internet Routing Table: 159
LACNIC Prefixes per ASN: 9.55
LACNIC Region origin ASes announcing only one prefix: 57
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: 63
Number of LACNIC addresses announced to Internet: 4217785
Equivalent to 0 /8s, 64 /16s and 91 /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: 949
Total AfriNIC prefixes after maximum aggregation: 172
AfriNIC Deaggregation factor: 5.52
Prefixes being announced from the AfriNIC address blocks: 948
Unique aggregates announced from the AfriNIC address blocks: 224
AfriNIC Region origin ASes present in the Internet Routing Table: 50
AfriNIC Prefixes per ASN: 18.96
AfriNIC Region origin ASes announcing only one prefix: 26
AfriNIC Region transit ASes present in the Internet Routing Table: 9
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: 27
Number of AfriNIC addresses announced to Internet: 2668544
Equivalent to 0 /8s, 40 /16s and 184 /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 436 182 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 175 329 120 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
81 128 521 31 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 1767 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 94 1502 83 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 60 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 46 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 256 82 3 KENET-AS, KE
327687 57 28 3 RENU, UG
8094 48 48 15 PUKNET, ZA
327700 41 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
37654 10 1 6 RwEdNet-AS, RW
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 436 182 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 256 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 1767 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 436 412 CSTNET-AS-AP Computer Network Information Cente
2018 382 310 TENET-1, ZA
36914 256 253 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 /16:1964 /17:413 /18:431
/19:554 /20:820 /21:832 /22:1456 /23:1516 /24:10037
/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 244 256 KENET-AS, KE
8895 173 178 ISU Internet Services Unit ISU, SA
32440 79 108 LONI, US
23024 52 113 OCDE, US
327700 35 41 MoRENet, MZ
28614 32 38 Fundacao Universidade Regional de Blumenau, BR
46115 32 35 LUTHER, US
200521 32 54 SEAP-AGE, ES
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 35:3 38:9 40:1 41:115
42:10 44:6 45:36 46:5 47:1 49:6
50:1 52:1 58:1 59:19 60:4 61:3
62:11 63:33 64:51 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 85:40 86:10 87:1
89:10 91:47 92:2 93:4 94:4 95:2
96:5 97:1 98:2 101:6 102:17 103:287
104:81 108:8 109:9 111:16 114:23 116:6
117:61 118:32 119:18 121:29 122:8 123:8
124:38 125:4 128:87 129:42 130:87 131:55
132:64 133:155 134:99 136:198 137:78 138:10
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
157:18 158:38 159:115 160:27 161:20 162:20
163:75 164:8 165:51 166:1 167:16 168:124
169:8 170:61 171:1 172:3 173:7 175:31
176:8 177:5 179:12 180:15 181:1 182:1
184:5 185:53 186:3 187:18 188:13 189:3
190:18 191:36 192:1413 193:290 194:130 195:79
196:167 197:161 198:461 199:248 200:306 201:39
202:639 203:429 204:344 205:122 206:180 207:164
208:70 209:114 210:184 211:3 212:169 213:5
216:86 217:10 218:22 219:6 220:16 222:4
223:4
End of report
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