[REN-BGP-stats-all] Global R&E Routing Table Report - BDREN R&E view
REN Routing Table Report
cscora at frr.nsrc.org
Sat Jun 26 19:05:41 UTC 2021
Global R&E Routing Table Report 19:05 GMT Sat 26 Jun, 2021
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/BDREN/
Analysis Summary
----------------
BGP routing table entries examined: 19333
Prefixes after maximum aggregation (per Origin AS): 10646
Deaggregation factor: 1.82
Unique aggregates announced (without unneeded subnets): 12014
Total ASes present in the Internet Routing Table: 2784
Prefixes per ASN: 6.94
Origin-only ASes present in the Internet Routing Table: 2374
Origin ASes announcing only one prefix: 1100
Transit ASes present in the Internet Routing Table: 410
Transit-only ASes present in the Internet Routing Table: 78
Average AS path length visible in the Internet Routing Table: 5.5
Max AS path length visible: 21
Max AS path prepend of ASN ( 10497) 11
Prefixes from unregistered ASNs in the Routing Table: 20
Number of instances of unregistered ASNs: 20
Number of 32-bit ASNs allocated by the RIRs: 36436
Number of 32-bit ASNs visible in the Routing Table: 601
Prefixes from 32-bit ASNs in the Routing Table: 1717
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: 3
Number of addresses announced to Internet: 208706304
Equivalent to 12 /8s, 112 /16s and 155 /24s
Percentage of available address space announced: 5.6
Percentage of allocated address space announced: 5.6
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: 2301
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 4886
Total APNIC prefixes after maximum aggregation: 2371
APNIC Deaggregation factor: 2.06
Prefixes being announced from the APNIC address blocks: 4889
Unique aggregates announced from the APNIC address blocks: 2698
APNIC Region origin ASes present in the Internet Routing Table: 572
APNIC Prefixes per ASN: 8.55
APNIC Region origin ASes announcing only one prefix: 241
APNIC Region transit ASes present in the Internet Routing Table: 64
Average APNIC Region AS path length visible: 5.0
Max APNIC Region AS path length visible: 14
Number of APNIC region 32-bit ASNs visible in the Routing Table: 215
Number of APNIC addresses announced to Internet: 46390784
Equivalent to 2 /8s, 195 /16s and 222 /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: 8318
Total ARIN prefixes after maximum aggregation: 4742
ARIN Deaggregation factor: 1.75
Prefixes being announced from the ARIN address blocks: 8333
Unique aggregates announced from the ARIN address blocks: 5439
ARIN Region origin ASes present in the Internet Routing Table: 1229
ARIN Prefixes per ASN: 6.78
ARIN Region origin ASes announcing only one prefix: 446
ARIN Region transit ASes present in the Internet Routing Table: 168
Average ARIN Region AS path length visible: 5.8
Max ARIN Region AS path length visible: 21
Number of ARIN region 32-bit ASNs visible in the Routing Table: 154
Number of ARIN addresses announced to Internet: 97281280
Equivalent to 5 /8s, 204 /16s and 101 /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: 3363
Total RIPE prefixes after maximum aggregation: 2737
RIPE Deaggregation factor: 1.23
Prefixes being announced from the RIPE address blocks: 3365
Unique aggregates announced from the RIPE address blocks: 2756
RIPE Region origin ASes present in the Internet Routing Table: 674
RIPE Prefixes per ASN: 4.99
RIPE Region origin ASes announcing only one prefix: 322
RIPE Region transit ASes present in the Internet Routing Table: 111
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: 129
Number of RIPE addresses announced to Internet: 58213888
Equivalent to 3 /8s, 120 /16s and 70 /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: 1558
Total LACNIC prefixes after maximum aggregation: 595
LACNIC Deaggregation factor: 2.62
Prefixes being announced from the LACNIC address blocks: 1555
Unique aggregates announced from the LACNIC address blocks: 824
LACNIC Region origin ASes present in the Internet Routing Table: 181
LACNIC Prefixes per ASN: 8.59
LACNIC Region origin ASes announcing only one prefix: 70
LACNIC Region transit ASes present in the Internet Routing Table: 30
Average LACNIC Region AS path length visible: 6.2
Max LACNIC Region AS path length visible: 13
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 79
Number of LACNIC addresses announced to Internet: 4207872
Equivalent to 0 /8s, 64 /16s and 53 /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: 1188
Total AfriNIC prefixes after maximum aggregation: 182
AfriNIC Deaggregation factor: 6.53
Prefixes being announced from the AfriNIC address blocks: 1188
Unique aggregates announced from the AfriNIC address blocks: 294
AfriNIC Region origin ASes present in the Internet Routing Table: 44
AfriNIC Prefixes per ASN: 27.00
AfriNIC Region origin ASes announcing only one prefix: 21
AfriNIC Region transit ASes present in the Internet Routing Table: 10
Average AfriNIC Region AS path length visible: 6.0
Max AfriNIC Region AS path length visible: 14
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 24
Number of AfriNIC addresses announced to Internet: 2607872
Equivalent to 0 /8s, 39 /16s and 203 /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 2155 455 SINET-AS Research Organization of Infor
7497 433 215 29 CSTNET-AS-AP Computer Network Informati
1237 189 75 137 KREONET-AS-KR KISTI, KR
7575 181 331 127 AARNET-AS-AP Australian Academic and Re
58647 164 18 2 KAGAWAU-AS Kagawa University, JP
4758 156 16 1 NICNET-VSNL-BOARDER-AP National Informa
55824 135 19 28 NKN-CORE-NW NKN Core Network, IN
4538 125 4192 72 ERX-CERNET-BKB China Education and Rese
4621 82 37 11 UNINET-AS-AP UNINET-, TH
4762 65 4 1 MAHIDOL-BORDER-AS Mahidol University, T
Complete listing at https://bgp.nsrc.org/REN/BDREN/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7896 245 51 7 NU-AS, US
376 235 180 158 RISQ-AS, CA
668 209 702 180 DNIC-AS-00668, US
5786 201 16 1 UPRENET, PR
2152 164 507 96 CSUNET-NW, US
18558 135 18 4 NETBLK-RCOEK, US
270 117 297 87 AS270, US
23024 114 7 17 OCDE, US
2920 109 34 6 LACOE, US
21976 86 51 18 NJEDGE-NET, US
Complete listing at https://bgp.nsrc.org/REN/BDREN/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 141 24 4 ISU Internet Services Unit (ISU), SA
559 116 550 107 SWITCH Peering requests: (peering at switc
1103 98 1520 85 SURFNET-NL SURFnet, The Netherlands, NL
137 82 677 77 ASGARR Consortium GARR, IT
553 72 449 72 BELWUE BelWue-Koordination, DE
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
Complete listing at https://bgp.nsrc.org/REN/BDREN/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
1916 177 205 40 Associacao Rede Nacional de Ensino e Pe
28391 152 10 66 Universidad Juarez Autonoma de Tabasco,
27884 96 6 2 CABLECOLOR S.A., HN
11340 94 24 54 Red Universitaria Nacional, CL
1251 65 37 20 FUNDACAO DE AMPARO A PESQUISA DO ESTADO
2715 60 102 40 Fundacao Carlos Chagas Filho de Amparo
4270 44 16 1 Red de Interconexion Universitaria, AR
19611 44 17 2 Associacao Antonio Vieira - Unisinos, B
61468 41 3 15 CEDIA, EC
28614 38 2 2 Fundacao Universidade Regional de Blume
Complete listing at https://bgp.nsrc.org/REN/BDREN/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 324 319 74 TENET-1, ZA
327687 137 28 3 RENU, UG
2561 74 5 34 EUN, EG
8094 55 48 4 PUKNET, ZA
327700 39 16 1 MoRENet, MZ
37215 29 8 1 MAREN, MW
6879 24 2 9 ENSTINET-, EG
37074 11 8 2 UG-AS, GH
37182 11 8 1 TERNET, TZ
Complete listing at https://bgp.nsrc.org/REN/BDREN/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
2907 607 2155 455 SINET-AS Research Organization of Infor
7497 433 215 29 CSTNET-AS-AP Computer Network Informati
36914 409 82 3 KENET-AS, KE
2018 324 319 74 TENET-1, ZA
680 273 1996 235 DFN Verein zur Foerderung eines Deutsch
7896 245 51 7 NU-AS, US
376 235 180 158 RISQ-AS, CA
668 209 702 180 DNIC-AS-00668, US
5786 201 16 1 UPRENET, PR
1237 189 75 137 KREONET-AS-KR KISTI, KR
Complete listing at https://bgp.nsrc.org/REN/BDREN/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
36914 409 406 KENET-AS, KE
7497 433 404 CSTNET-AS-AP Computer Network Information Cente
2018 324 250 TENET-1, ZA
7896 245 238 NU-AS, US
5786 201 200 UPRENET, PR
58647 164 162 KAGAWAU-AS Kagawa University, JP
4758 156 155 NICNET-VSNL-BOARDER-AP National Informatics Cen
1916 177 137 Associacao Rede Nacional de Ensino e Pesquisa,
8895 141 137 ISU Internet Services Unit (ISU), SA
327687 137 134 RENU, UG
Complete listing at https://bgp.nsrc.org/REN/BDREN/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Net Originated Transit AS Transit AS Name
65200 PRIVATE 43.224.124.0/22 132124 ICTA-LK Information and Comm
36843 UNALLOCATED 64.56.80.0/23 11096 FLORIDANET, US
19658 UNALLOCATED 65.205.131.0/24 11096 FLORIDANET, US
65200 PRIVATE 103.11.32.0/22 132124 ICTA-LK Information and Comm
36843 UNALLOCATED 108.59.20.0/24 11096 FLORIDANET, US
36843 UNALLOCATED 108.59.23.0/24 11096 FLORIDANET, US
36843 UNALLOCATED 131.91.183.0/24 11096 FLORIDANET, US
36843 UNALLOCATED 131.91.252.0/22 11096 FLORIDANET, US
36843 UNALLOCATED 146.201.218.0/24 11096 FLORIDANET, US
36843 UNALLOCATED 146.201.219.0/24 11096 FLORIDANET, US
Complete listing at https://bgp.nsrc.org/REN/BDREN/data-badAS
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
192.88.99.0/24 1103 SURFNET-NL SURFnet, The Netherlands, NL
Complete listing at https://bgp.nsrc.org/REN/BDREN/data-dsua
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
164.160.240.0/20 Origin: 328439 UNASSIGNED
Transit: 327992 GHANAIAN-ACADEMIC-AND-RESEARCH-NETWORK,
192.31.196.0/24 Origin: 112 UNASSIGNED
Transit: 1103 SURFNET-NL SURFnet, The Netherlands, NL
192.88.99.0/24 Origin: 1103 SURFNET-NL SURFnet, The Netherlands, NL
Transit: 20965 GEANT The GEANT IP Service, NL
Complete listing at https://bgp.nsrc.org/REN/BDREN/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 /14:37 /15:118 /16:2055 /17:384 /18:423
/19:601 /20:913 /21:922 /22:1442 /23:1546 /24:10860
/25:0 /26:0 /27:0 /28:0 /29:0 /30:0
/31:0 /32:0
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
36914 381 409 KENET-AS, KE
8895 136 141 ISU Internet Services Unit (ISU), SA
27884 93 96 CABLECOLOR S.A., HN
23024 53 114 OCDE, US
327700 33 39 MoRENet, MZ
28614 32 38 Fundacao Universidade Regional de Blumenau, BR
25977 31 45 HCCS, US
263282 30 37 FUNDACAO UNIVERSIDADE DO OESTE DE SANTA CATARIN
18632 29 55 VOLCANO-VISION, US
27609 29 45 USC-UNIVERSITY-HOSPITAL, US
Complete listing at https://bgp.nsrc.org/REN/BDREN/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:5 5:15 6:4 8:2 12:1 14:84
18:41 23:6 24:6 31:6 37:6 38:9
40:1 41:237 42:26 44:5 45:63 46:7
47:1 49:10 50:4 52:1 58:1 59:20
60:4 61:4 62:7 63:38 64:55 65:5
66:54 67:45 68:8 69:17 71:1 72:14
74:17 76:33 77:7 78:3 79:10 80:14
81:32 82:4 83:7 84:4 85:34 86:9
87:1 88:1 89:10 91:47 92:1 93:12
94:4 95:4 96:5 97:1 98:2 101:2
102:9 103:302 104:72 106:1 107:17 108:8
109:8 110:3 111:20 112:4 114:23 115:1
116:6 117:63 118:35 119:18 121:29 122:8
123:8 124:40 125:13 128:86 129:172 130:91
131:97 132:60 133:137 134:92 136:193 137:147
138:14 139:5 140:50 141:2 142:43 143:39
144:53 146:125 147:70 148:160 149:13 150:38
151:5 152:76 153:11 154:24 155:47 156:64
157:25 158:44 159:110 160:26 161:17 162:24
163:67 164:163 165:10 166:1 167:16 168:130
169:9 170:67 171:1 172:2 173:7 175:32
176:8 177:8 178:1 179:13 180:21 181:11
182:6 184:11 185:41 186:3 187:18 188:13
189:6 190:141 191:36 192:1446 193:250 194:143
195:94 196:169 197:197 198:519 199:279 200:256
201:39 202:636 203:435 204:358 205:175 206:195
207:178 208:60 209:122 210:188 211:14 212:168
213:4 214:7 216:81 217:16 218:26 219:8
220:24 222:4 223:2
End of report
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