[REN-BGP-stats-all] Global R&E Routing Table Report - GEANT (R&E) view
REN Routing Table Report
cscora at frr.nsrc.org
Mon Dec 13 17:00:29 UTC 2021
Global R&E Routing Table Report 17:00 GMT Mon 13 Dec, 2021
BGP Table (R&E) as seen at GEANT.
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/GEANT/
Analysis Summary
----------------
BGP routing table entries examined: 18730
Prefixes after maximum aggregation (per Origin AS): 10580
Deaggregation factor: 1.77
Unique aggregates announced (without unneeded subnets): 11757
Total ASes present in the Internet Routing Table: 2746
Prefixes per ASN: 6.82
Origin-only ASes present in the Internet Routing Table: 2372
Origin ASes announcing only one prefix: 1093
Transit ASes present in the Internet Routing Table: 374
Transit-only ASes present in the Internet Routing Table: 46
Average AS path length visible in the Internet Routing Table: 3.8
Max AS path length visible: 15
Max AS path prepend of ASN (211089) 11
Prefixes from unregistered ASNs in the Routing Table: 2
Number of instances of unregistered ASNs: 2
Number of 32-bit ASNs allocated by the RIRs: 38065
Number of 32-bit ASNs visible in the Routing Table: 615
Prefixes from 32-bit ASNs in the Routing Table: 1722
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: 2
Number of addresses announced to Internet: 207093178
Equivalent to 12 /8s, 87 /16s and 253 /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: 2105
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 4766
Total APNIC prefixes after maximum aggregation: 2324
APNIC Deaggregation factor: 2.05
Prefixes being announced from the APNIC address blocks: 4768
Unique aggregates announced from the APNIC address blocks: 2636
APNIC Region origin ASes present in the Internet Routing Table: 575
APNIC Prefixes per ASN: 8.29
APNIC Region origin ASes announcing only one prefix: 244
APNIC Region transit ASes present in the Internet Routing Table: 63
Average APNIC Region AS path length visible: 3.6
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: 46018112
Equivalent to 2 /8s, 190 /16s and 46 /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: 8041
Total ARIN prefixes after maximum aggregation: 4650
ARIN Deaggregation factor: 1.73
Prefixes being announced from the ARIN address blocks: 8052
Unique aggregates announced from the ARIN address blocks: 5192
ARIN Region origin ASes present in the Internet Routing Table: 1211
ARIN Prefixes per ASN: 6.65
ARIN Region origin ASes announcing only one prefix: 431
ARIN Region transit ASes present in the Internet Routing Table: 157
Average ARIN Region AS path length visible: 4.1
Max ARIN Region AS path length visible: 14
Number of ARIN region 32-bit ASNs visible in the Routing Table: 156
Number of ARIN addresses announced to Internet: 96094480
Equivalent to 5 /8s, 186 /16s and 73 /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: 3489
Total RIPE prefixes after maximum aggregation: 2805
RIPE Deaggregation factor: 1.24
Prefixes being announced from the RIPE address blocks: 3476
Unique aggregates announced from the RIPE address blocks: 2795
RIPE Region origin ASes present in the Internet Routing Table: 682
RIPE Prefixes per ASN: 5.10
RIPE Region origin ASes announcing only one prefix: 324
RIPE Region transit ASes present in the Internet Routing Table: 105
Average RIPE Region AS path length visible: 2.9
Max RIPE Region AS path length visible: 14
Number of RIPE region 32-bit ASNs visible in the Routing Table: 135
Number of RIPE addresses announced to Internet: 58157770
Equivalent to 3 /8s, 119 /16s and 106 /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: 1516
Total LACNIC prefixes after maximum aggregation: 607
LACNIC Deaggregation factor: 2.50
Prefixes being announced from the LACNIC address blocks: 1516
Unique aggregates announced from the LACNIC address blocks: 836
LACNIC Region origin ASes present in the Internet Routing Table: 177
LACNIC Prefixes per ASN: 8.56
LACNIC Region origin ASes announcing only one prefix: 71
LACNIC Region transit ASes present in the Internet Routing Table: 25
Average LACNIC Region AS path length visible: 4.7
Max LACNIC Region AS path length visible: 12
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 75
Number of LACNIC addresses announced to Internet: 4065696
Equivalent to 0 /8s, 62 /16s and 9 /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: 916
Total AfriNIC prefixes after maximum aggregation: 192
AfriNIC Deaggregation factor: 4.77
Prefixes being announced from the AfriNIC address blocks: 916
Unique aggregates announced from the AfriNIC address blocks: 296
AfriNIC Region origin ASes present in the Internet Routing Table: 53
AfriNIC Prefixes per ASN: 17.28
AfriNIC Region origin ASes announcing only one prefix: 23
AfriNIC Region transit ASes present in the Internet Routing Table: 12
Average AfriNIC Region AS path length visible: 3.3
Max AfriNIC Region AS path length visible: 6
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 27
Number of AfriNIC addresses announced to Internet: 2756608
Equivalent to 0 /8s, 42 /16s and 16 /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 624 2157 458 SINET-AS Research Organization of Infor
7497 430 182 24 CSTNET-AS-AP Computer Network Informati
1237 188 74 135 KREONET-AS-KR KISTI, KR
4538 178 4192 72 ERX-CERNET-BKB China Education and Rese
7575 177 330 123 AARNET-AS-AP Australian Academic and Re
58647 177 18 2 KAGAWAU-AS Kagawa University, JP
55824 128 19 22 NKN-CORE-NW NKN Core Network, IN
4621 80 37 10 UNINET-AS-AP UNINET-, TH
4762 65 4 1 MAHIDOL-BORDER-AS Mahidol University, T
23570 59 5 11 INCHEON-AS-KR UNIVERSITY OF INCHEON, KR
Complete listing at https://bgp.nsrc.org/REN/GEANT/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7896 251 51 7 NU-AS, US
668 212 702 180 DNIC-AS-00668, US
376 203 178 152 RISQ-AS, CA
5786 200 16 1 UPRENET, PR
2152 143 507 84 CSUNET-NW, US
18558 135 18 4 NETBLK-RCOEK, US
270 119 329 88 AS270, US
2920 111 34 6 LACOE, US
21976 85 51 18 NJEDGE-NET, US
1736 80 16 1 MU-AS, US
Complete listing at https://bgp.nsrc.org/REN/GEANT/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
680 280 1950 246 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 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 68 647 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
Complete listing at https://bgp.nsrc.org/REN/GEANT/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
1916 203 207 42 Rede Nacional de Ensino e Pesquisa, BR
28391 152 10 66 Universidad Juarez Autonoma de Tabasco,
11340 94 24 54 Red Universitaria Nacional, CL
1251 65 37 20 FUNDACAO DE AMPARO A PESQUISA DO ESTADO
2715 58 102 38 Fundacao Carlos Chagas Filho de Amparo
52286 53 4 31 Columbus Networks Guatemala, GT
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
Complete listing at https://bgp.nsrc.org/REN/GEANT/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2018 356 319 74 TENET-1, ZA
36914 202 82 3 KENET-AS, KE
2561 73 5 32 EUN, EG
8094 50 48 4 PUKNET, ZA
327700 42 16 1 MoRENet, MZ
327687 38 28 3 RENU, UG
6879 24 2 9 ENSTINET-, EG
37074 13 8 2 UG-AS, GH
37182 13 8 1 TERNET, TZ
37501 11 49 6 UOFS, ZA
Complete listing at https://bgp.nsrc.org/REN/GEANT/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
2907 624 2157 458 SINET-AS Research Organization of Infor
7497 430 182 24 CSTNET-AS-AP Computer Network Informati
2018 356 319 74 TENET-1, ZA
680 280 1950 246 DFN Verein zur Foerderung eines Deutsch
7896 251 51 7 NU-AS, US
668 212 702 180 DNIC-AS-00668, US
376 203 178 152 RISQ-AS, CA
1916 203 207 42 Rede Nacional de Ensino e Pesquisa, BR
36914 202 82 3 KENET-AS, KE
5786 200 16 1 UPRENET, PR
Complete listing at https://bgp.nsrc.org/REN/GEANT/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
7497 430 406 CSTNET-AS-AP Computer Network Information Cente
2018 356 282 TENET-1, ZA
7896 251 244 NU-AS, US
36914 202 199 KENET-AS, KE
5786 200 199 UPRENET, PR
58647 177 175 KAGAWAU-AS Kagawa University, JP
8895 177 173 ISU Internet Services Unit ISU, SA
1916 203 161 Rede Nacional de Ensino e Pesquisa, BR
18558 135 131 NETBLK-RCOEK, US
4538 178 106 ERX-CERNET-BKB China Education and Research Net
Complete listing at https://bgp.nsrc.org/REN/GEANT/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
19658 UNALLOCATED 199.27.241.0/24 11096 FLORIDANET, US
Complete listing at https://bgp.nsrc.org/REN/GEANT/data-badAS
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
Complete listing at https://bgp.nsrc.org/REN/GEANT/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 /14:36 /15:123 /16:2029 /17:394 /18:441
/19:569 /20:879 /21:911 /22:1435 /23:1559 /24:10107
/25:73 /26:61 /27:50 /28:1 /29:0 /30:0
/31:1 /32:29
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
36914 188 202 KENET-AS, KE
8895 172 177 ISU Internet Services Unit ISU, SA
23024 53 56 OCDE, US
327700 36 42 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
27609 29 45 USC-UNIVERSITY-HOSPITAL, US
32440 29 44 LONI, US
40326 29 33 ECKERD-COLLEGE, US
Complete listing at https://bgp.nsrc.org/REN/GEANT/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:4 5:15 6:4 8:2 12:1 14:84
18:42 23:7 24:3 31:6 37:6 38:9
40:1 41:123 42:13 44:5 45:47 46:6
47:1 49:10 50:1 52:1 58:7 59:20
60:4 61:3 62:11 63:34 64:46 66:36
67:43 68:8 69:20 71:1 72:10 74:20
76:33 77:6 78:3 79:10 80:17 81:27
82:4 83:7 84:8 85:33 86:7 87:1
88:1 89:10 91:47 92:1 93:19 94:4
95:6 96:5 97:1 98:2 101:8 102:14
103:309 104:12 106:1 108:8 109:9 110:3
111:16 112:4 114:23 116:5 117:61 118:32
119:21 121:27 122:8 123:8 124:39 125:4
128:85 129:174 130:93 131:82 132:58 133:139
134:105 136:192 137:80 138:8 139:5 140:47
141:2 142:41 143:35 144:52 145:1 146:125
147:60 148:159 149:13 150:39 151:6 152:77
153:11 154:26 155:51 156:67 157:26 158:42
159:117 160:25 161:16 162:20 163:65 164:46
165:54 166:2 167:16 168:162 169:10 170:53
172:2 173:2 175:29 176:8 177:10 178:1
179:11 180:21 181:12 182:6 184:7 185:42
186:3 187:18 188:13 189:3 190:50 191:37
192:1440 193:254 194:139 195:93 196:150 197:113
198:475 199:276 200:252 201:38 202:632 203:415
204:319 205:170 206:185 207:165 208:55 209:112
210:184 211:14 212:173 213:5 214:7 216:85
217:14 218:25 219:14 220:16 222:5 223:2
End of report
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