[REN-BGP-stats-all] Global R&E Routing Table Report - MARWAN R&E view
REN Routing Table Report
cscora at frr.nsrc.org
Tue Nov 9 18:00:31 UTC 2021
Global R&E Routing Table Report 18:00 GMT Tue 09 Nov, 2021
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/MARWAN/
Analysis Summary
----------------
BGP routing table entries examined: 14388
Prefixes after maximum aggregation (per Origin AS): 8314
Deaggregation factor: 1.73
Unique aggregates announced (without unneeded subnets): 9161
Total ASes present in the Internet Routing Table: 2147
Prefixes per ASN: 6.70
Origin-only ASes present in the Internet Routing Table: 1856
Origin ASes announcing only one prefix: 891
Transit ASes present in the Internet Routing Table: 291
Transit-only ASes present in the Internet Routing Table: 30
Average AS path length visible in the Internet Routing Table: 5.5
Max AS path length visible: 15
Max AS path prepend of ASN ( 5474) 11
Prefixes from unregistered ASNs in the Routing Table: 17
Number of instances of unregistered ASNs: 17
Number of 32-bit ASNs allocated by the RIRs: 37786
Number of 32-bit ASNs visible in the Routing Table: 483
Prefixes from 32-bit ASNs in the Routing Table: 1426
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: 176096704
Equivalent to 10 /8s, 127 /16s and 5 /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: 1565
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 3967
Total APNIC prefixes after maximum aggregation: 2068
APNIC Deaggregation factor: 1.92
Prefixes being announced from the APNIC address blocks: 3969
Unique aggregates announced from the APNIC address blocks: 2269
APNIC Region origin ASes present in the Internet Routing Table: 462
APNIC Prefixes per ASN: 8.59
APNIC Region origin ASes announcing only one prefix: 200
APNIC Region transit ASes present in the Internet Routing Table: 47
Average APNIC Region AS path length visible: 5.2
Max APNIC Region AS path length visible: 13
Number of APNIC region 32-bit ASNs visible in the Routing Table: 175
Number of APNIC addresses announced to Internet: 44785248
Equivalent to 2 /8s, 171 /16s and 94 /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: 5266
Total ARIN prefixes after maximum aggregation: 3124
ARIN Deaggregation factor: 1.69
Prefixes being announced from the ARIN address blocks: 5291
Unique aggregates announced from the ARIN address blocks: 3503
ARIN Region origin ASes present in the Internet Routing Table: 844
ARIN Prefixes per ASN: 6.27
ARIN Region origin ASes announcing only one prefix: 314
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: 14
Number of ARIN region 32-bit ASNs visible in the Routing Table: 110
Number of ARIN addresses announced to Internet: 69629952
Equivalent to 4 /8s, 38 /16s and 120 /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: 3175
Total RIPE prefixes after maximum aggregation: 2525
RIPE Deaggregation factor: 1.26
Prefixes being announced from the RIPE address blocks: 3168
Unique aggregates announced from the RIPE address blocks: 2601
RIPE Region origin ASes present in the Internet Routing Table: 621
RIPE Prefixes per ASN: 5.10
RIPE Region origin ASes announcing only one prefix: 299
RIPE Region transit ASes present in the Internet Routing Table: 93
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: 56104384
Equivalent to 3 /8s, 88 /16s and 21 /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: 1064
Total LACNIC prefixes after maximum aggregation: 411
LACNIC Deaggregation factor: 2.59
Prefixes being announced from the LACNIC address blocks: 1061
Unique aggregates announced from the LACNIC address blocks: 499
LACNIC Region origin ASes present in the Internet Routing Table: 140
LACNIC Prefixes per ASN: 7.58
LACNIC Region origin ASes announcing only one prefix: 57
LACNIC Region transit ASes present in the Internet Routing Table: 18
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: 55
Number of LACNIC addresses announced to Internet: 2947232
Equivalent to 0 /8s, 44 /16s and 248 /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: 899
Total AfriNIC prefixes after maximum aggregation: 182
AfriNIC Deaggregation factor: 4.94
Prefixes being announced from the AfriNIC address blocks: 898
Unique aggregates announced from the AfriNIC address blocks: 289
AfriNIC Region origin ASes present in the Internet Routing Table: 46
AfriNIC Prefixes per ASN: 19.52
AfriNIC Region origin ASes announcing only one prefix: 21
AfriNIC Region transit ASes present in the Internet Routing Table: 12
Average AfriNIC Region AS path length visible: 5.5
Max AfriNIC Region AS path length visible: 9
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 24
Number of AfriNIC addresses announced to Internet: 2629888
Equivalent to 0 /8s, 40 /16s and 33 /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 621 2156 457 SINET-AS Research Organization of Infor
7497 428 182 24 CSTNET-AS-AP Computer Network Informati
1237 188 74 135 KREONET-AS-KR KISTI, KR
7575 176 329 122 AARNET-AS-AP Australian Academic and Re
58647 176 18 2 KAGAWAU-AS Kagawa University, JP
4538 172 4192 72 ERX-CERNET-BKB China Education and Rese
55824 128 19 22 NKN-CORE-NW NKN Core Network, IN
2697 54 3 32 ERX-ERNET-AS Education and Research Net
1659 51 1434 33 ERX-TANET-ASN1 Taiwan Academic Network
38280 50 3 2 MONASHUNI-MY-AS-AP Monash University Su
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
5786 201 16 1 UPRENET, PR
2152 157 507 85 CSUNET-NW, US
18558 137 18 4 NETBLK-RCOEK, US
270 119 329 88 AS270, US
2920 112 34 6 LACOE, US
21976 85 51 18 NJEDGE-NET, US
1736 80 16 1 MU-AS, US
376 78 6 56 RISQ-AS, CA
3477 71 71 42 NOAA-NWAVE, US
22742 68 53 34 CT-EDU-NET, 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
680 276 1998 238 DFN Verein zur Foerderung eines Deutsch
786 186 1774 183 JANET Jisc Services Limited, GB
8895 177 24 4 ISU Internet Services Unit ISU, SA
559 115 550 106 SWITCH Peering requests: peering at switch
1103 97 1520 84 SURFNET-NL SURFnet, The Netherlands, NL
137 82 677 77 ASGARR Consortium GARR, IT
2200 67 647 61 FR-RENATER Reseau National de telecommu
2614 59 33 57 ROEDUNET, RO
1930 57 81 52 RCCN Fundacao para a Ciencia e a Tecnol
1653 52 167 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 183 161 32 Associacao Rede Nacional de Ensino e Pe
11340 94 24 54 Red Universitaria Nacional, CL
1251 65 37 20 FUNDACAO DE AMPARO A PESQUISA DO ESTADO
19611 45 17 2 Associacao Antonio Vieira - Unisinos, B
4270 43 16 1 Red de Interconexion Universitaria, AR
61468 41 3 15 CEDIA, EC
28614 38 2 2 Fundacao Universidade Regional de Blume
263282 37 5 12 FUNDACAO UNIVERSIDADE DO OESTE DE SANTA
20191 31 16 1 Pontificia Universidad Catolica de Chil
28571 31 22 18 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
2018 338 319 71 TENET-1, ZA
327687 138 28 3 RENU, UG
36914 100 82 3 KENET-AS, KE
2561 73 5 32 EUN, EG
8094 50 48 4 PUKNET, ZA
327700 43 16 1 MoRENet, MZ
37215 33 8 1 MAREN, MW
6879 24 2 9 ENSTINET-, EG
37182 12 8 1 TERNET, TZ
37501 11 49 6 UOFS, 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 621 2156 457 SINET-AS Research Organization of Infor
7497 428 182 24 CSTNET-AS-AP Computer Network Informati
2018 338 319 71 TENET-1, ZA
680 276 1998 238 DFN Verein zur Foerderung eines Deutsch
5786 201 16 1 UPRENET, PR
1237 188 74 135 KREONET-AS-KR KISTI, KR
786 186 1774 183 JANET Jisc Services Limited, GB
1916 183 161 32 Associacao Rede Nacional de Ensino e Pe
8895 177 24 4 ISU Internet Services Unit ISU, SA
7575 176 329 122 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
7497 428 404 CSTNET-AS-AP Computer Network Information Cente
2018 338 267 TENET-1, ZA
5786 201 200 UPRENET, PR
58647 176 174 KAGAWAU-AS Kagawa University, JP
8895 177 173 ISU Internet Services Unit ISU, SA
1916 183 151 Associacao Rede Nacional de Ensino e Pesquisa,
327687 138 135 RENU, UG
18558 137 133 NETBLK-RCOEK, US
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
14822 UNALLOCATED 140.163.0.0/16 10466 MAGPI, US
14822 UNALLOCATED 140.163.0.0/17 10466 MAGPI, US
14822 UNALLOCATED 140.163.6.0/24 10466 MAGPI, US
14822 UNALLOCATED 140.163.64.0/24 10466 MAGPI, US
14822 UNALLOCATED 140.163.70.0/24 10466 MAGPI, US
14822 UNALLOCATED 140.163.128.0/17 10466 MAGPI, US
22063 UNALLOCATED 153.10.0.0/16 2152 CSUNET-NW, US
19658 UNALLOCATED 199.27.241.0/24 11096 FLORIDANET, US
396334 UNALLOCATED 205.143.136.0/21 5078 ONENET-AS-1, US
396334 UNALLOCATED 205.143.136.0/24 5078 ONENET-AS-1, 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 /15:108 /16:1664 /17:278 /18:302
/19:441 /20:665 /21:734 /22:1129 /23:1213 /24:7596
/25:73 /26:61 /27:55 /28:0 /29:0 /30:0
/31:0 /32:0
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
8895 172 177 ISU Internet Services Unit ISU, SA
36914 86 100 KENET-AS, KE
23024 53 56 OCDE, US
327700 37 43 MoRENet, MZ
28614 32 38 Fundacao Universidade Regional de Blumenau, BR
263282 30 37 FUNDACAO UNIVERSIDADE DO OESTE DE SANTA CATARIN
25977 29 36 HCCS, US
200521 29 47 SEAP-AGE, ES
1916 27 183 Associacao Rede Nacional de Ensino e Pesquisa,
37215 27 33 MAREN, MW
Complete listing at https://bgp.nsrc.org/REN/MARWAN/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2 5:15 8:2 12:1 14:84 23:3
24:2 31:1 37:6 38:4 41:150 42:9
44:4 45:29 46:6 49:10 58:4 59:20
60:4 61:3 62:6 63:4 64:12 66:23
67:39 68:1 69:17 72:10 74:10 77:6
78:3 79:10 80:16 81:26 82:3 83:7
84:3 85:29 86:9 87:1 88:1 89:10
91:45 93:18 94:2 95:4 96:5 101:5
102:15 103:225 104:5 106:1 108:4 109:9
110:3 111:16 112:4 114:23 116:5 117:5
118:32 119:20 121:27 122:8 123:8 124:39
125:1 128:66 129:32 130:81 131:79 132:49
133:138 134:89 136:192 137:106 138:8 139:4
140:34 141:2 142:21 143:28 144:27 146:122
147:23 148:7 149:13 150:19 151:6 152:25
153:6 154:24 155:45 156:67 157:25 158:39
159:116 160:25 161:15 162:13 163:60 164:37
165:53 166:1 167:11 168:98 169:8 170:41
172:1 173:1 175:30 176:8 177:7 178:1
179:10 180:20 182:6 184:3 185:35 186:3
187:17 188:13 189:3 190:33 191:31 192:1157
193:221 194:109 195:81 196:179 197:5 198:331
199:177 200:217 201:38 202:371 203:280 204:270
205:108 206:127 207:130 208:42 209:89 210:175
211:3 212:167 213:4 216:51 217:14 218:5
219:13 220:15 222:4 223:2
End of report
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