[REN-BGP-stats-all] IPv4 R&E Routing Table Report - MARWAN (R&E) view
REN Routing Table Report
cscora at frr.nsrc.org
Sun Jun 5 18:00:39 UTC 2022
IPv4 R&E Routing Table Report 18:00 GMT Sun 05 Jun, 2022
IPv4 BGP Table (R&E) as seen at MARWAN.
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/MARWAN/
Analysis Summary
----------------
BGP routing table entries examined: 13582
Prefixes after maximum aggregation (per Origin AS): 7999
Deaggregation factor: 1.70
Unique aggregates announced (without unneeded subnets): 8785
Number of IPv4 prefixes with a valid ROA: 3372
Number of IPv4 prefixes with an invalid ROA: 0
Number of IPv4 prefixes with no ROA: 10210
Total ASes present in the Internet Routing Table: 2078
Prefixes per ASN: 6.54
Origin-only ASes present in the Internet Routing Table: 1796
Origin ASes announcing only one prefix: 869
Transit ASes present in the Internet Routing Table: 282
Transit-only ASes present in the Internet Routing Table: 34
Paths with bogon ASNs present in the IPv4 Routing Table: 0
Average AS path length visible in the Internet Routing Table: 5.4
Max AS path length visible: 16
Max AS path prepend of ASN ( 1149) 11
Prefixes from unregistered ASNs in the Routing Table: 4
Number of instances of unregistered ASNs: 4
Number of 32-bit ASNs allocated by the RIRs: 39557
Number of 32-bit ASNs visible in the Routing Table: 478
Prefixes from 32-bit ASNs in the Routing Table: 1218
Number of bogon 32-bit ASNs visible in the Routing Table: 0
Special use prefixes present in the Routing Table: 2
Prefixes being announced from unallocated address space: 3
Number of addresses announced to Internet: 167440161
Equivalent to 9 /8s, 250 /16s and 239 /24s
Percentage of available address space announced: 4.5
Percentage of allocated address space announced: 4.5
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: 1746
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 3284
Total APNIC prefixes after maximum aggregation: 1710
APNIC Deaggregation factor: 1.92
Prefixes being announced from the APNIC address blocks: 3285
Unique aggregates announced from the APNIC address blocks: 1859
APNIC Region origin ASes present in the Internet Routing Table: 423
APNIC Prefixes per ASN: 7.77
APNIC Region origin ASes announcing only one prefix: 198
APNIC Region transit ASes present in the Internet Routing Table: 51
Average APNIC Region AS path length visible: 5.3
Max APNIC Region AS path length visible: 14
Number of APNIC region 32-bit ASNs visible in the Routing Table: 166
Number of APNIC addresses announced to Internet: 38303712
Equivalent to 2 /8s, 72 /16s and 119 /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: 5631
Total ARIN prefixes after maximum aggregation: 3334
ARIN Deaggregation factor: 1.69
Prefixes being announced from the ARIN address blocks: 5646
Unique aggregates announced from the ARIN address blocks: 3797
ARIN Region origin ASes present in the Internet Routing Table: 885
ARIN Prefixes per ASN: 6.38
ARIN Region origin ASes announcing only one prefix: 326
ARIN Region transit ASes present in the Internet Routing Table: 111
Average ARIN Region AS path length visible: 6.0
Max ARIN Region AS path length visible: 15
Number of ARIN region 32-bit ASNs visible in the Routing Table: 123
Number of ARIN addresses announced to Internet: 70004352
Equivalent to 4 /8s, 44 /16s and 46 /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: 2864
Total RIPE prefixes after maximum aggregation: 2431
RIPE Deaggregation factor: 1.18
Prefixes being announced from the RIPE address blocks: 2853
Unique aggregates announced from the RIPE address blocks: 2491
RIPE Region origin ASes present in the Internet Routing Table: 561
RIPE Prefixes per ASN: 5.09
RIPE Region origin ASes announcing only one prefix: 264
RIPE Region transit ASes present in the Internet Routing Table: 87
Average RIPE Region AS path length visible: 4.7
Max RIPE Region AS path length visible: 16
Number of RIPE region 32-bit ASNs visible in the Routing Table: 117
Number of RIPE addresses announced to Internet: 55136128
Equivalent to 3 /8s, 73 /16s and 79 /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: 946
Total LACNIC prefixes after maximum aggregation: 449
LACNIC Deaggregation factor: 2.11
Prefixes being announced from the LACNIC address blocks: 943
Unique aggregates announced from the LACNIC address blocks: 542
LACNIC Region origin ASes present in the Internet Routing Table: 134
LACNIC Prefixes per ASN: 7.04
LACNIC Region origin ASes announcing only one prefix: 61
LACNIC Region transit ASes present in the Internet Routing Table: 20
Average LACNIC Region AS path length visible: 5.9
Max LACNIC Region AS path length visible: 14
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 52
Number of LACNIC addresses announced to Internet: 3114240
Equivalent to 0 /8s, 47 /16s and 133 /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: 853
Total AfriNIC prefixes after maximum aggregation: 71
AfriNIC Deaggregation factor: 12.01
Prefixes being announced from the AfriNIC address blocks: 851
Unique aggregates announced from the AfriNIC address blocks: 93
AfriNIC Region origin ASes present in the Internet Routing Table: 37
AfriNIC Prefixes per ASN: 23.00
AfriNIC Region origin ASes announcing only one prefix: 20
AfriNIC Region transit ASes present in the Internet Routing Table: 8
Average AfriNIC Region AS path length visible: 2.9
Max AfriNIC Region AS path length visible: 10
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 20
Number of AfriNIC addresses announced to Internet: 881216
Equivalent to 0 /8s, 13 /16s and 114 /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 578 2140 456 SINET-AS Research Organization of Infor
7497 427 177 19 CSTNET-AS-AP Computer Network Informati
4538 187 4192 73 ERX-CERNET-BKB China Education and Rese
7575 176 330 122 AARNET-AS-AP Australian Academic and Re
58647 175 18 2 KAGAWAU-AS Kagawa University, JP
55824 113 18 10 NKN-CORE-NW NKN Core Network, IN
2697 53 3 32 ERX-ERNET-AS Education and Research Net
45773 48 3 5 HECPERN-AS-PK PERN AS Content Servie Pr
132524 48 9 11 TIFR-AS Tata Institute of Fundamental R
9270 34 5 6 APAN-KR-AS National Infomation Society
Complete listing at https://bgp.nsrc.org/REN/MARWAN/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
376 203 178 152 RISQ-AS, CA
5786 200 16 1 UPRENET, PR
2152 154 507 89 CSUNET-NW, US
18558 131 18 4 NETBLK-RCOEK, US
270 120 329 88 AS270, US
23024 113 7 19 OCDE, US
2920 110 34 6 LACOE, US
32531 91 16 1 FORDHAM-UNIVERSITY, US
21976 85 51 18 NJEDGE-NET, US
1736 80 16 1 MU-AS, US
Complete listing at https://bgp.nsrc.org/REN/MARWAN/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
680 285 1967 251 DFN Verein zur Foerderung eines Deutsch
786 186 1774 183 JANET Jisc Services Limited, GB
559 115 550 106 SWITCH Peering requests: peering at switch
1103 99 1520 86 SURFNET-NL SURFnet, The Netherlands, NL
2614 96 27 76 ROEDUNET, RO
137 81 676 76 ASGARR Consortium GARR, IT
2200 63 583 58 FR-RENATER Reseau National de telecommu
1930 58 81 53 RCCN Fundacao para a Ciencia e a Tecnol
1653 51 167 48 SUNET SUNET Swedish University Network,
1741 39 149 18 FUNETAS, FI
Complete listing at https://bgp.nsrc.org/REN/MARWAN/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
1916 153 180 88 Rede Nacional de Ensino e Pesquisa, BR
11340 94 24 54 Red Universitaria Nacional, CL
1251 60 37 20 FUNDACAO DE AMPARO A PESQUISA DO ESTADO
4270 41 16 1 Red de Interconexion Universitaria, AR
61468 41 3 15 CEDIA, EC
28614 37 2 2 Fundacao Universidade Regional de Blume
20191 31 16 1 Pontificia Universidad Catolica de Chil
28571 31 25 14 UNIVERSIDADE DE SAO PAULO, BR
271640 27 8 1 UNIVERSIDADE FEDERAL DE VICOSA, BR
3597 23 2 17 Fundacion InnovaT, AR
Complete listing at https://bgp.nsrc.org/REN/MARWAN/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
30983 453 4 4 MARWAN-AS, MA
36914 219 82 3 KENET-AS, KE
327687 37 28 3 RENU, UG
327700 33 16 1 MoRENet, MZ
6879 24 2 9 ENSTINET-, EG
37182 11 8 1 TERNET, TZ
37074 10 7 7 UG-AS, GH
37654 10 1 6 RwEdNet-AS, RW
2561 9 1 7 EUN, EG
31960 5 1 1 EMUNET, MZ
Complete listing at https://bgp.nsrc.org/REN/MARWAN/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
2907 578 2140 456 SINET-AS Research Organization of Infor
30983 453 4 4 MARWAN-AS, MA
7497 427 177 19 CSTNET-AS-AP Computer Network Informati
680 285 1967 251 DFN Verein zur Foerderung eines Deutsch
36914 219 82 3 KENET-AS, KE
376 203 178 152 RISQ-AS, CA
5786 200 16 1 UPRENET, PR
4538 187 4192 73 ERX-CERNET-BKB China Education and Rese
786 186 1774 183 JANET Jisc Services Limited, GB
7575 176 330 122 AARNET-AS-AP Australian Academic and Re
Complete listing at https://bgp.nsrc.org/REN/MARWAN/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
30983 453 449 MARWAN-AS, MA
7497 427 408 CSTNET-AS-AP Computer Network Information Cente
36914 219 216 KENET-AS, KE
5786 200 199 UPRENET, PR
58647 175 173 KAGAWAU-AS Kagawa University, JP
18558 131 127 NETBLK-RCOEK, US
4538 187 114 ERX-CERNET-BKB China Education and Research Net
2920 110 104 LACOE, US
55824 113 103 NKN-CORE-NW NKN Core Network, IN
23024 113 94 OCDE, US
Complete listing at https://bgp.nsrc.org/REN/MARWAN/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Net Originated Transit AS Transit AS Name
22063 UNALLOCATED 153.10.0.0/16 2152 CSUNET-NW, US
22226 UNALLOCATED 156.1.0.0/16 2152 CSUNET-NW, 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/MARWAN/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
192.168.167.1/32 30983 MARWAN-AS, MA
Complete listing at https://bgp.nsrc.org/REN/MARWAN/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: 20965 GEANT The GEANT IP Service, NL
192.168.167.1/32 Origin: 30983 MARWAN-AS, MA
192.168.167.1/32 Transit: 0 UNALLOCATED
Complete listing at https://bgp.nsrc.org/REN/MARWAN/data-add-IANA
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
!!Default route being announced!!
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:0 /9:1 /10:2 /11:0 /12:9
/13:17 /14:33 /15:101 /16:1627 /17:260 /18:287
/19:405 /20:598 /21:639 /22:1001 /23:1085 /24:6919
/25:55 /26:51 /27:93 /28:6 /29:56 /30:1
/31:0 /32:335
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
30983 426 453 MARWAN-AS, MA
36914 206 219 KENET-AS, KE
23024 53 113 OCDE, US
32440 46 52 LONI, US
28614 31 37 Fundacao Universidade Regional de Blumenau, BR
25977 29 32 HCCS, US
327700 29 33 MoRENet, MZ
31638 21 21 ASN-LEPIDA, IT
3233 19 29 ICI-ROTLD Romanian National R&D Network, RO
1916 18 153 Rede Nacional de Ensino e Pesquisa, BR
Complete listing at https://bgp.nsrc.org/REN/MARWAN/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
5:15 8:2 12:1 14:84 23:3 24:3
31:1 35:1 37:6 38:5 40:1 41:117
42:11 44:4 45:22 46:6 49:10 58:10
59:9 60:4 61:2 62:6 63:3 64:22
66:4 67:40 68:1 69:12 70:2 72:9
74:11 76:2 77:7 78:3 79:10 80:7
81:27 82:1 83:6 84:7 85:23 86:4
87:1 88:1 89:10 91:32 93:10 94:2
95:4 96:5 101:4 102:7 103:216 104:67
108:3 109:3 110:2 111:16 114:1 116:7
118:18 119:22 121:28 122:8 123:8 124:39
128:67 129:31 130:82 131:75 132:50 133:145
134:65 136:193 137:64 138:9 139:4 140:32
141:1 142:21 143:19 144:23 145:2 146:114
147:19 148:7 149:12 150:99 151:6 152:16
153:6 154:6 155:34 156:65 157:25 158:41
159:115 160:26 161:18 162:10 163:58 164:15
165:18 166:1 167:11 168:56 169:9 170:42
172:2 173:6 175:19 177:4 179:8 180:16
181:1 182:6 184:2 185:26 186:3 187:19
188:12 189:5 190:32 191:2 192:1148 193:237
194:95 195:52 196:40 197:126 198:337 199:185
200:201 201:37 202:360 203:190 204:281 205:98
206:144 207:138 208:54 209:91 210:85 211:2
212:22 213:2 216:50 217:10 219:11 220:2
222:4 223:4
End of report
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