[REN-BGP-stats-all] Global R&E Routing Table Report - TENET R&E view
REN Routing Table Report
cscora at frr.nsrc.org
Wed Aug 18 18:45:57 UTC 2021
Global R&E Routing Table Report 18:45 GMT Wed 18 Aug, 2021
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/TENET/
Analysis Summary
----------------
BGP routing table entries examined: 16242
Prefixes after maximum aggregation (per Origin AS): 8467
Deaggregation factor: 1.92
Unique aggregates announced (without unneeded subnets): 9852
Total ASes present in the Internet Routing Table: 2283
Prefixes per ASN: 7.11
Origin-only ASes present in the Internet Routing Table: 1962
Origin ASes announcing only one prefix: 865
Transit ASes present in the Internet Routing Table: 321
Transit-only ASes present in the Internet Routing Table: 64
Average AS path length visible in the Internet Routing Table: 4.5
Max AS path length visible: 18
Max AS path prepend of ASN ( 10497) 11
Prefixes from unregistered ASNs in the Routing Table: 28
Number of instances of unregistered ASNs: 28
Number of 32-bit ASNs allocated by the RIRs: 36930
Number of 32-bit ASNs visible in the Routing Table: 492
Prefixes from 32-bit ASNs in the Routing Table: 1524
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: 5
Number of addresses announced to Internet: 163782656
Equivalent to 9 /8s, 195 /16s and 32 /24s
Percentage of available address space announced: 4.4
Percentage of allocated address space announced: 4.4
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: 1468
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 4701
Total APNIC prefixes after maximum aggregation: 2334
APNIC Deaggregation factor: 2.01
Prefixes being announced from the APNIC address blocks: 4703
Unique aggregates announced from the APNIC address blocks: 2660
APNIC Region origin ASes present in the Internet Routing Table: 571
APNIC Prefixes per ASN: 8.24
APNIC Region origin ASes announcing only one prefix: 243
APNIC Region transit ASes present in the Internet Routing Table: 63
Average APNIC Region AS path length visible: 4.8
Max APNIC Region AS path length visible: 14
Number of APNIC region 32-bit ASNs visible in the Routing Table: 217
Number of APNIC addresses announced to Internet: 46204416
Equivalent to 2 /8s, 193 /16s and 6 /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: 8342
Total ARIN prefixes after maximum aggregation: 4747
ARIN Deaggregation factor: 1.76
Prefixes being announced from the ARIN address blocks: 8359
Unique aggregates announced from the ARIN address blocks: 5473
ARIN Region origin ASes present in the Internet Routing Table: 1234
ARIN Prefixes per ASN: 6.77
ARIN Region origin ASes announcing only one prefix: 450
ARIN Region transit ASes present in the Internet Routing Table: 165
Average ARIN Region AS path length visible: 4.4
Max ARIN Region AS path length visible: 18
Number of ARIN region 32-bit ASNs visible in the Routing Table: 164
Number of ARIN addresses announced to Internet: 96924160
Equivalent to 5 /8s, 198 /16s and 242 /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: 899
Total RIPE prefixes after maximum aggregation: 621
RIPE Deaggregation factor: 1.45
Prefixes being announced from the RIPE address blocks: 901
Unique aggregates announced from the RIPE address blocks: 635
RIPE Region origin ASes present in the Internet Routing Table: 206
RIPE Prefixes per ASN: 4.37
RIPE Region origin ASes announcing only one prefix: 98
RIPE Region transit ASes present in the Internet Routing Table: 37
Average RIPE Region AS path length visible: 4.3
Max RIPE Region AS path length visible: 12
Number of RIPE region 32-bit ASNs visible in the Routing Table: 28
Number of RIPE addresses announced to Internet: 13969664
Equivalent to 0 /8s, 213 /16s and 41 /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: 1422
Total LACNIC prefixes after maximum aggregation: 582
LACNIC Deaggregation factor: 2.44
Prefixes being announced from the LACNIC address blocks: 1424
Unique aggregates announced from the LACNIC address blocks: 810
LACNIC Region origin ASes present in the Internet Routing Table: 174
LACNIC Prefixes per ASN: 8.18
LACNIC Region origin ASes announcing only one prefix: 67
LACNIC Region transit ASes present in the Internet Routing Table: 26
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: 74
Number of LACNIC addresses announced to Internet: 4185600
Equivalent to 0 /8s, 63 /16s and 222 /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: 850
Total AfriNIC prefixes after maximum aggregation: 161
AfriNIC Deaggregation factor: 5.28
Prefixes being announced from the AfriNIC address blocks: 850
Unique aggregates announced from the AfriNIC address blocks: 269
AfriNIC Region origin ASes present in the Internet Routing Table: 26
AfriNIC Prefixes per ASN: 32.69
AfriNIC Region origin ASes announcing only one prefix: 7
AfriNIC Region transit ASes present in the Internet Routing Table: 8
Average AfriNIC Region AS path length visible: 3.0
Max AfriNIC Region AS path length visible: 13
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 9
Number of AfriNIC addresses announced to Internet: 2497536
Equivalent to 0 /8s, 38 /16s and 28 /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 2156 456 SINET-AS Research Organization of Infor
7497 435 214 25 CSTNET-AS-AP Computer Network Informati
1237 185 74 135 KREONET-AS-KR KISTI, KR
7575 180 330 126 AARNET-AS-AP Australian Academic and Re
58647 164 18 2 KAGAWAU-AS Kagawa University, JP
55824 129 19 23 NKN-CORE-NW NKN Core Network, IN
4538 125 4192 72 ERX-CERNET-BKB China Education and Rese
4621 81 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/TENET/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7896 240 51 7 NU-AS, US
376 234 180 158 RISQ-AS, CA
668 210 702 181 DNIC-AS-00668, US
5786 201 16 1 UPRENET, PR
2152 158 507 88 CSUNET-NW, US
18558 137 18 4 NETBLK-RCOEK, US
270 117 297 87 AS270, US
23024 114 7 17 OCDE, US
2920 108 34 6 LACOE, US
21976 86 51 18 NJEDGE-NET, US
Complete listing at https://bgp.nsrc.org/REN/TENET/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8895 141 24 4 ISU Internet Services Unit ISU, SA
1103 98 1520 85 SURFNET-NL SURFnet, The Netherlands, NL
1653 52 151 49 SUNET SUNET Swedish University Network,
1741 43 183 22 FUNETAS, FI
288 26 5 26 ESA Robert Bosch Strasse 5, DE
513 20 87 19 CERN, CH
3267 20 67 17 RUNNET, RU
8674 16 2 11 NETNOD-IX Netnod Internet Exchange Sver
224 13 256 13 UNINETT UNINETT, The Norwegian Universi
29384 13 3 9 QATAR-FOUNDATION, QA
Complete listing at https://bgp.nsrc.org/REN/TENET/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
1916 175 207 41 Associacao Rede Nacional de Ensino e Pe
28391 152 10 66 Universidad Juarez Autonoma de Tabasco,
11340 93 24 53 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
19611 44 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
28571 37 26 15 UNIVERSIDADE DE SAO PAULO, BR
Complete listing at https://bgp.nsrc.org/REN/TENET/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2018 329 319 74 TENET-1, ZA
327687 135 28 3 RENU, UG
36914 98 82 3 KENET-AS, KE
2561 72 5 31 EUN, EG
8094 55 48 4 PUKNET, ZA
327700 39 16 1 MoRENet, MZ
37215 32 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/TENET/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
2907 607 2156 456 SINET-AS Research Organization of Infor
7497 435 214 25 CSTNET-AS-AP Computer Network Informati
2018 329 319 74 TENET-1, ZA
7896 240 51 7 NU-AS, US
376 234 180 158 RISQ-AS, CA
668 210 702 181 DNIC-AS-00668, US
5786 201 16 1 UPRENET, PR
1237 185 74 135 KREONET-AS-KR KISTI, KR
7575 180 330 126 AARNET-AS-AP Australian Academic and Re
1916 175 207 41 Associacao Rede Nacional de Ensino e Pe
Complete listing at https://bgp.nsrc.org/REN/TENET/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
7497 435 410 CSTNET-AS-AP Computer Network Information Cente
2018 329 255 TENET-1, ZA
7896 240 233 NU-AS, US
5786 201 200 UPRENET, PR
58647 164 162 KAGAWAU-AS Kagawa University, JP
8895 141 137 ISU Internet Services Unit ISU, SA
1916 175 134 Associacao Rede Nacional de Ensino e Pesquisa,
18558 137 133 NETBLK-RCOEK, US
327687 135 132 RENU, UG
55824 129 106 NKN-CORE-NW NKN Core Network, IN
Complete listing at https://bgp.nsrc.org/REN/TENET/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
19658 UNALLOCATED 65.205.131.0/24 11096 FLORIDANET, US
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
65248 PRIVATE 134.171.169.0/24 11340 Red Universitaria Nacional,
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
Complete listing at https://bgp.nsrc.org/REN/TENET/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/TENET/data-dsua
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
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: 11537 INTERNET2-RESEARCH-EDU, US
192.107.242.0/24 Origin: 394784 UNASSIGNED
Transit: 40831 PHS, US
204.194.253.0/24 Origin: 46788 UNASSIGNED
Transit: 2381 WISCNET1-AS, US
205.166.145.0/24 Origin: 394784 UNASSIGNED
Transit: 40831 PHS, US
Complete listing at https://bgp.nsrc.org/REN/TENET/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 /12:9
/13:16 /14:31 /15:90 /16:1521 /17:344 /18:381
/19:500 /20:796 /21:738 /22:1151 /23:1310 /24:9351
/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
8895 136 141 ISU Internet Services Unit ISU, SA
36914 85 98 KENET-AS, KE
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
32440 29 44 LONI, US
Complete listing at https://bgp.nsrc.org/REN/TENET/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:5 6:4 8:2 12:1 14:84 18:41
23:9 24:6 35:2 38:9 40:1 41:144
42:25 44:3 45:55 46:1 47:1 49:10
50:4 52:1 58:1 59:20 60:4 61:3
62:2 63:38 64:50 65:5 66:52 67:44
68:9 69:21 71:1 72:11 74:20 76:32
77:4 80:3 81:1 82:2 84:2 85:12
86:9 87:1 89:2 91:16 92:1 93:1
95:1 96:5 97:1 98:2 101:2 102:7
103:297 104:81 106:1 107:16 108:12 109:6
110:3 111:20 112:4 114:23 116:5 117:61
118:32 119:19 121:26 122:8 123:8 124:42
125:13 128:78 129:166 130:95 131:82 132:60
133:137 134:94 136:193 137:139 138:10 139:5
140:49 141:3 142:44 143:37 144:54 146:125
147:68 148:154 149:13 150:38 151:10 152:76
153:1 154:24 155:49 156:64 157:25 158:45
159:116 160:25 161:34 162:26 163:64 164:40
165:64 166:1 167:16 168:130 169:10 170:67
171:1 172:2 173:7 175:32 176:8 177:10
179:12 180:21 181:11 182:6 184:8 185:12
186:3 187:18 188:3 189:6 190:36 191:36
192:1079 193:76 194:51 195:53 196:171 197:5
198:516 199:277 200:252 201:39 202:631 203:410
204:360 205:182 206:190 207:172 208:60 209:119
210:184 211:14 212:132 213:2 214:7 216:79
217:1 218:26 219:8 220:16 222:4 223:2
End of report
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