[REN-BGP-stats-all] Global R&E Routing Table Report - MARWAN R&E view
REN Routing Table Report
cscora at frr.nsrc.org
Tue Jun 1 17:30:12 UTC 2021
Global R&E Routing Table Report 17:30 GMT Tue 01 Jun, 2021
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/MARWAN/
Analysis Summary
----------------
BGP routing table entries examined: 14725
Prefixes after maximum aggregation (per Origin AS): 8532
Deaggregation factor: 1.73
Unique aggregates announced (without unneeded subnets): 9523
Total ASes present in the Internet Routing Table: 2168
Prefixes per ASN: 6.79
Origin-only ASes present in the Internet Routing Table: 1867
Origin ASes announcing only one prefix: 893
Transit ASes present in the Internet Routing Table: 301
Transit-only ASes present in the Internet Routing Table: 37
Average AS path length visible in the Internet Routing Table: 5.5
Max AS path length visible: 18
Max AS path prepend of ASN ( 5474) 11
Prefixes from unregistered ASNs in the Routing Table: 6
Number of instances of unregistered ASNs: 6
Number of 32-bit ASNs allocated by the RIRs: 36185
Number of 32-bit ASNs visible in the Routing Table: 459
Prefixes from 32-bit ASNs in the Routing Table: 1369
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: 0
Number of addresses announced to Internet: 178076416
Equivalent to 10 /8s, 157 /16s and 59 /24s
Percentage of available address space announced: 4.8
Percentage of allocated address space announced: 4.8
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: 1724
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 3892
Total APNIC prefixes after maximum aggregation: 2075
APNIC Deaggregation factor: 1.88
Prefixes being announced from the APNIC address blocks: 3894
Unique aggregates announced from the APNIC address blocks: 2290
APNIC Region origin ASes present in the Internet Routing Table: 464
APNIC Prefixes per ASN: 8.39
APNIC Region origin ASes announcing only one prefix: 207
APNIC Region transit ASes present in the Internet Routing Table: 48
Average APNIC Region AS path length visible: 5.2
Max APNIC Region AS path length visible: 16
Number of APNIC region 32-bit ASNs visible in the Routing Table: 168
Number of APNIC addresses announced to Internet: 45091296
Equivalent to 2 /8s, 176 /16s and 9 /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, 131072-147769
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: 5596
Total ARIN prefixes after maximum aggregation: 3327
ARIN Deaggregation factor: 1.68
Prefixes being announced from the ARIN address blocks: 5608
Unique aggregates announced from the ARIN address blocks: 3813
ARIN Region origin ASes present in the Internet Routing Table: 864
ARIN Prefixes per ASN: 6.49
ARIN Region origin ASes announcing only one prefix: 311
ARIN Region transit ASes present in the Internet Routing Table: 113
Average ARIN Region AS path length visible: 6.0
Max ARIN Region AS path length visible: 18
Number of ARIN region 32-bit ASNs visible in the Routing Table: 104
Number of ARIN addresses announced to Internet: 71799296
Equivalent to 4 /8s, 71 /16s and 146 /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: 3159
Total RIPE prefixes after maximum aggregation: 2531
RIPE Deaggregation factor: 1.25
Prefixes being announced from the RIPE address blocks: 3153
Unique aggregates announced from the RIPE address blocks: 2598
RIPE Region origin ASes present in the Internet Routing Table: 633
RIPE Prefixes per ASN: 4.98
RIPE Region origin ASes announcing only one prefix: 304
RIPE Region transit ASes present in the Internet Routing Table: 102
Average RIPE Region AS path length visible: 4.8
Max RIPE Region AS path length visible: 15
Number of RIPE region 32-bit ASNs visible in the Routing Table: 119
Number of RIPE addresses announced to Internet: 56187008
Equivalent to 3 /8s, 89 /16s and 88 /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: 891
Total LACNIC prefixes after maximum aggregation: 404
LACNIC Deaggregation factor: 2.21
Prefixes being announced from the LACNIC address blocks: 889
Unique aggregates announced from the LACNIC address blocks: 519
LACNIC Region origin ASes present in the Internet Routing Table: 120
LACNIC Prefixes per ASN: 7.41
LACNIC Region origin ASes announcing only one prefix: 49
LACNIC Region transit ASes present in the Internet Routing Table: 21
Average LACNIC Region AS path length visible: 6.1
Max LACNIC Region AS path length visible: 14
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 45
Number of LACNIC addresses announced to Internet: 2342048
Equivalent to 0 /8s, 35 /16s and 188 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-272796 + 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: 1181
Total AfriNIC prefixes after maximum aggregation: 190
AfriNIC Deaggregation factor: 6.22
Prefixes being announced from the AfriNIC address blocks: 1180
Unique aggregates announced from the AfriNIC address blocks: 303
AfriNIC Region origin ASes present in the Internet Routing Table: 48
AfriNIC Prefixes per ASN: 24.58
AfriNIC Region origin ASes announcing only one prefix: 22
AfriNIC Region transit ASes present in the Internet Routing Table: 11
Average AfriNIC Region AS path length visible: 5.9
Max AfriNIC Region AS path length visible: 8
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 23
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 617 2155 454 SINET-AS Research Organization of Infor
7497 426 210 22 CSTNET-AS-AP Computer Network Informati
1237 191 75 137 KREONET-AS-KR KISTI, KR
7575 181 331 128 AARNET-AS-AP Australian Academic and Re
58647 176 18 2 KAGAWAU-AS Kagawa University, JP
4538 167 4192 72 ERX-CERNET-BKB China Education and Rese
55824 128 19 22 NKN-CORE-NW NKN Core Network, IN
1659 55 1450 34 ERX-TANET-ASN1 Taiwan Academic Network
2697 55 3 31 ERX-ERNET-AS Education and Research Net
132524 48 9 11 TIFR-AS Tata Institute of Fundamental R
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
376 226 180 149 RISQ-AS, CA
5786 201 16 1 UPRENET, PR
2152 160 507 92 CSUNET-NW, US
18558 137 18 4 NETBLK-RCOEK, US
270 117 297 87 AS270, US
2920 112 34 6 LACOE, US
21976 86 51 18 NJEDGE-NET, US
22742 85 62 45 CT-EDU-NET, US
1736 80 16 1 MU-AS, US
15296 65 5 54 CYBERA, CA
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
680 273 1996 235 DFN Verein zur Foerderung eines Deutsch
786 187 1787 185 JANET Jisc Services Limited, GB
8895 172 24 4 ISU Internet Services Unit (ISU), SA
559 116 550 107 SWITCH Peering requests: (peering at switc
1103 95 1520 84 SURFNET-NL SURFnet, The Netherlands, NL
137 82 677 77 ASGARR Consortium GARR, IT
2200 66 647 61 FR-RENATER Reseau National de telecommu
2614 62 32 59 ROEDUNET, RO
1930 56 82 51 RCCN Fundacao para a Ciencia e a Tecnol
1653 52 151 49 SUNET SUNET Swedish University Network,
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 119 120 47 Associacao Rede Nacional de Ensino e Pe
11340 94 24 54 Red Universitaria Nacional, CL
1251 66 37 20 FUNDACAO DE AMPARO A PESQUISA DO ESTADO
2715 51 53 33 Fundacao Carlos Chagas Filho de Amparo
4270 44 16 1 Red de Interconexion Universitaria, AR
61468 41 3 15 CEDIA, EC
263282 33 4 9 FUNDACAO UNIVERSIDADE DO OESTE DE SANTA
20191 31 16 1 Pontificia Universidad Catolica de Chil
271640 27 8 1 UNIVERSIDADE FEDERAL DE VICOSA, BR
28571 26 10 19 UNIVERSIDADE DE SAO PAULO, BR
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
36914 409 82 3 KENET-AS, KE
2018 320 319 72 TENET-1, ZA
327687 135 28 3 RENU, UG
2561 74 5 34 EUN, EG
8094 55 48 4 PUKNET, ZA
327700 38 16 1 MoRENet, MZ
37215 29 8 1 MAREN, MW
6879 24 2 9 ENSTINET-, EG
37501 11 49 6 UOFS, ZA
36982 8 33 8 UCT, ZA
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 617 2155 454 SINET-AS Research Organization of Infor
7497 426 210 22 CSTNET-AS-AP Computer Network Informati
36914 409 82 3 KENET-AS, KE
2018 320 319 72 TENET-1, ZA
680 273 1996 235 DFN Verein zur Foerderung eines Deutsch
376 226 180 149 RISQ-AS, CA
5786 201 16 1 UPRENET, PR
1237 191 75 137 KREONET-AS-KR KISTI, KR
786 187 1787 185 JANET Jisc Services Limited, GB
7575 181 331 128 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
36914 409 406 KENET-AS, KE
7497 426 404 CSTNET-AS-AP Computer Network Information Cente
2018 320 248 TENET-1, ZA
5786 201 200 UPRENET, PR
58647 176 174 KAGAWAU-AS Kagawa University, JP
8895 172 168 ISU Internet Services Unit (ISU), SA
18558 137 133 NETBLK-RCOEK, US
327687 135 132 RENU, UG
55824 128 106 NKN-CORE-NW NKN Core Network, IN
2920 112 106 LACOE, 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
36843 UNALLOCATED 64.56.80.0/23 11096 FLORIDANET, US
36843 UNALLOCATED 108.59.20.0/24 11096 FLORIDANET, US
36843 UNALLOCATED 131.91.183.0/24 11096 FLORIDANET, US
36843 UNALLOCATED 146.201.218.0/24 11096 FLORIDANET, US
36843 UNALLOCATED 146.201.219.0/24 11096 FLORIDANET, US
22063 UNALLOCATED 153.10.0.0/16 2152 CSUNET-NW, US
Complete listing at https://bgp.nsrc.org/REN/MARWAN/data-badAS
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
0.0.0.0/0 36884 MAROCCONNECT, MA
Complete listing at https://bgp.nsrc.org/REN/MARWAN/data-dsua
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 /11:1 /12:10
/13:19 /14:35 /15:103 /16:1693 /17:283 /18:298
/19:475 /20:662 /21:748 /22:1149 /23:1194 /24:7861
/25:79 /26:59 /27:52 /28:0 /29:0 /30:0
/31:0 /32:0
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
36914 383 409 KENET-AS, KE
8895 167 172 ISU Internet Services Unit (ISU), SA
23024 53 56 OCDE, US
327700 32 38 MoRENet, MZ
25977 29 32 HCCS, US
263282 27 33 FUNDACAO UNIVERSIDADE DO OESTE DE SANTA CATARIN
200521 25 41 SEAP-AGE, ES
1916 24 119 Associacao Rede Nacional de Ensino e Pesquisa,
2614 24 62 ROEDUNET, RO
37215 23 29 MAREN, MW
Complete listing at https://bgp.nsrc.org/REN/MARWAN/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1 5:15 8:2 12:1 14:84 24:2
31:3 37:6 38:3 41:230 42:8 44:4
45:39 46:6 49:10 58:4 59:10 60:4
61:3 62:6 63:4 64:13 66:6 67:36
68:1 69:13 71:1 72:11 74:8 76:7
77:5 78:3 79:10 80:13 81:29 82:2
83:8 84:3 85:29 86:9 87:1 88:1
89:10 91:45 93:11 94:2 95:3 96:5
101:3 102:8 103:212 104:5 106:1 108:3
109:8 110:3 111:16 112:4 114:18 116:4
117:2 118:17 119:19 121:27 122:8 123:8
124:40 125:1 128:66 129:32 130:86 131:80
132:52 133:137 134:83 136:191 137:115 138:9
139:4 140:31 141:2 142:41 143:32 144:27
146:121 147:25 148:7 149:12 150:17 151:5
152:65 153:4 154:24 155:38 156:64 157:25
158:41 159:113 160:26 161:15 162:8 163:60
164:35 165:14 166:1 167:15 168:96 169:7
170:41 172:1 173:2 175:20 176:8 177:4
178:1 179:6 180:21 182:5 184:3 185:35
186:2 187:1 188:13 190:40 191:28 192:1196
193:222 194:111 195:92 196:168 197:202 198:342
199:190 200:160 201:7 202:389 203:284 204:320
205:139 206:144 207:117 208:46 209:94 210:179
211:13 212:165 213:4 216:31 217:16 218:5
219:13 220:12 222:4 223:2
End of report
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