[REN-BGP-stats-all] Global R&E Routing Table Report - Janet (R&E) view
REN Routing Table Report
cscora at frr.nsrc.org
Thu Dec 16 17:15:31 UTC 2021
Global R&E Routing Table Report 17:15 GMT Thu 16 Dec, 2021
BGP Table (R&E) as seen at Janet.
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/Janet/
Analysis Summary
----------------
BGP routing table entries examined: 18379
Prefixes after maximum aggregation (per Origin AS): 10407
Deaggregation factor: 1.77
Unique aggregates announced (without unneeded subnets): 11581
Total ASes present in the Internet Routing Table: 2686
Prefixes per ASN: 6.84
Origin-only ASes present in the Internet Routing Table: 2321
Origin ASes announcing only one prefix: 1075
Transit ASes present in the Internet Routing Table: 365
Transit-only ASes present in the Internet Routing Table: 41
Average AS path length visible in the Internet Routing Table: 4.7
Max AS path length visible: 15
Max AS path prepend of ASN ( 10497) 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: 38096
Number of 32-bit ASNs visible in the Routing Table: 594
Prefixes from 32-bit ASNs in the Routing Table: 1669
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: 206642688
Equivalent to 12 /8s, 81 /16s and 30 /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: 1914
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 4678
Total APNIC prefixes after maximum aggregation: 2290
APNIC Deaggregation factor: 2.04
Prefixes being announced from the APNIC address blocks: 4680
Unique aggregates announced from the APNIC address blocks: 2595
APNIC Region origin ASes present in the Internet Routing Table: 564
APNIC Prefixes per ASN: 8.30
APNIC Region origin ASes announcing only one prefix: 238
APNIC Region transit ASes present in the Internet Routing Table: 61
Average APNIC Region AS path length visible: 4.5
Max APNIC Region AS path length visible: 15
Number of APNIC region 32-bit ASNs visible in the Routing Table: 213
Number of APNIC addresses announced to Internet: 46005504
Equivalent to 2 /8s, 189 /16s and 253 /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: 7976
Total ARIN prefixes after maximum aggregation: 4606
ARIN Deaggregation factor: 1.73
Prefixes being announced from the ARIN address blocks: 7986
Unique aggregates announced from the ARIN address blocks: 5155
ARIN Region origin ASes present in the Internet Routing Table: 1204
ARIN Prefixes per ASN: 6.63
ARIN Region origin ASes announcing only one prefix: 438
ARIN Region transit ASes present in the Internet Routing Table: 156
Average ARIN Region AS path length visible: 5.1
Max ARIN Region AS path length visible: 15
Number of ARIN region 32-bit ASNs visible in the Routing Table: 155
Number of ARIN addresses announced to Internet: 96025600
Equivalent to 5 /8s, 185 /16s and 60 /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: 3336
Total RIPE prefixes after maximum aggregation: 2725
RIPE Deaggregation factor: 1.22
Prefixes being announced from the RIPE address blocks: 3323
Unique aggregates announced from the RIPE address blocks: 2710
RIPE Region origin ASes present in the Internet Routing Table: 654
RIPE Prefixes per ASN: 5.08
RIPE Region origin ASes announcing only one prefix: 310
RIPE Region transit ASes present in the Internet Routing Table: 103
Average RIPE Region AS path length visible: 3.8
Max RIPE Region AS path length visible: 14
Number of RIPE region 32-bit ASNs visible in the Routing Table: 127
Number of RIPE addresses announced to Internet: 57869312
Equivalent to 3 /8s, 115 /16s and 4 /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: 1480
Total LACNIC prefixes after maximum aggregation: 600
LACNIC Deaggregation factor: 2.47
Prefixes being announced from the LACNIC address blocks: 1481
Unique aggregates announced from the LACNIC address blocks: 831
LACNIC Region origin ASes present in the Internet Routing Table: 174
LACNIC Prefixes per ASN: 8.51
LACNIC Region origin ASes announcing only one prefix: 69
LACNIC Region transit ASes present in the Internet Routing Table: 26
Average LACNIC Region AS path length visible: 5.8
Max LACNIC Region AS path length visible: 13
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 74
Number of LACNIC addresses announced to Internet: 4064512
Equivalent to 0 /8s, 62 /16s and 5 /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: 907
Total AfriNIC prefixes after maximum aggregation: 184
AfriNIC Deaggregation factor: 4.93
Prefixes being announced from the AfriNIC address blocks: 907
Unique aggregates announced from the AfriNIC address blocks: 288
AfriNIC Region origin ASes present in the Internet Routing Table: 47
AfriNIC Prefixes per ASN: 19.30
AfriNIC Region origin ASes announcing only one prefix: 20
AfriNIC Region transit ASes present in the Internet Routing Table: 10
Average AfriNIC Region AS path length visible: 4.2
Max AfriNIC Region AS path length visible: 7
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 25
Number of AfriNIC addresses announced to Internet: 2677248
Equivalent to 0 /8s, 40 /16s and 218 /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 612 2157 457 SINET-AS Research Organization of Infor
7497 430 182 24 CSTNET-AS-AP Computer Network Informati
1237 185 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 165 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/Janet/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 108 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/Janet/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
786 185 1772 180 JANET Jisc Services Limited, GB
8895 143 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 67 647 61 FR-RENATER Reseau National de telecommu
2614 58 33 56 ROEDUNET, RO
1930 57 81 52 RCCN Fundacao para a Ciencia e a Tecnol
Complete listing at https://bgp.nsrc.org/REN/Janet/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
1916 176 207 41 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 54 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/Janet/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 204 82 3 KENET-AS, KE
2561 72 5 31 EUN, EG
8094 50 48 4 PUKNET, ZA
327700 41 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/Janet/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
2907 612 2157 457 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
36914 204 82 3 KENET-AS, KE
376 203 178 152 RISQ-AS, CA
5786 200 16 1 UPRENET, PR
786 185 1772 180 JANET Jisc Services Limited, GB
Complete listing at https://bgp.nsrc.org/REN/Janet/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 204 201 KENET-AS, KE
5786 200 199 UPRENET, PR
58647 165 163 KAGAWAU-AS Kagawa University, JP
8895 143 139 ISU Internet Services Unit ISU, SA
1916 176 135 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/Janet/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/Janet/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/Janet/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 /16:2026 /17:391 /18:437
/19:564 /20:870 /21:893 /22:1430 /23:1542 /24:10035
/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 190 204 KENET-AS, KE
8895 138 143 ISU Internet Services Unit ISU, SA
23024 53 56 OCDE, US
327700 36 41 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 43 LONI, US
40326 29 33 ECKERD-COLLEGE, US
Complete listing at https://bgp.nsrc.org/REN/Janet/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:4 5:7 6:4 8:2 12:1 14:84
18:42 23:7 24:3 31:6 37:6 38:9
40:1 41:124 42:10 44:5 45:47 46:6
47:1 49:10 50:1 52:1 58:7 59:20
60:4 61:3 62:7 63:34 64:46 66:36
67:43 68:8 69:20 71:1 72:10 74:20
76:33 77:7 78:3 79:10 80:13 81:27
82:4 83:7 84:9 85:33 86:7 87:1
88:1 89:10 91:43 92:1 93:19 94:4
95:5 96:5 97:1 98:2 101:8 102:13
103:299 104:12 106:1 108:8 109:9 110:3
111:16 112:4 114:23 116:5 117:61 118:32
119:21 121:27 122:8 123:8 124:39 125:2
128:85 129:174 130:93 131:82 132:58 133:139
134:105 136:192 137:80 138:8 139:4 140:47
141:2 142:41 143:35 144:52 145:2 146:126
147:60 148:159 149:13 150:39 151:5 152:77
153:11 154:26 155:51 156:67 157:26 158:42
159:117 160:25 161:16 162:20 163:63 164:46
165:54 166:2 167:16 168:162 169:10 170:53
172:2 173:2 175:29 176:8 177:10 178:1
179:11 180:21 181:12 182:6 184:5 185:40
186:3 187:18 188:13 189:3 190:49 191:36
192:1437 193:250 194:137 195:94 196:150 197:115
198:473 199:275 200:254 201:38 202:629 203:414
204:319 205:170 206:185 207:165 208:55 209:112
210:184 211:14 212:173 213:5 214:7 216:85
217:14 218:6 219:14 220:16 222:5 223:2
End of report
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