[REN-BGP-stats-all] IPv4 R&E Routing Table Report - Erdemnet (R&E) view
REN Routing Table Report
cscora at frr.nsrc.org
Thu Mar 31 20:20:33 UTC 2022
IPv4 R&E Routing Table Report 20:20 GMT Thu 31 Mar, 2022
BGP Table (R&E) as seen at Erdemnet.
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/Erdemnet/
Analysis Summary
----------------
BGP routing table entries examined: 19203
Prefixes after maximum aggregation (per Origin AS): 10727
Deaggregation factor: 1.79
Unique aggregates announced (without unneeded subnets): 12123
Number of IPv4 prefixes with a valid ROA: 4376
Number of IPv4 prefixes with an invalid ROA: 125
Number of IPv4 prefixes with no ROA: 14702
Total ASes present in the Internet Routing Table: 2803
Prefixes per ASN: 6.85
Origin-only ASes present in the Internet Routing Table: 2422
Origin ASes announcing only one prefix: 1112
Transit ASes present in the Internet Routing Table: 381
Transit-only ASes present in the Internet Routing Table: 53
Average AS path length visible in the Internet Routing Table: 6.4
Max AS path length visible: 18
Max AS path prepend of ASN (211089) 11
Prefixes from unregistered ASNs in the Routing Table: 10
Number of instances of unregistered ASNs: 10
Number of 32-bit ASNs allocated by the RIRs: 38950
Number of 32-bit ASNs visible in the Routing Table: 638
Prefixes from 32-bit ASNs in the Routing Table: 1714
Number of bogon 32-bit ASNs visible in the Routing Table: 0
Special use prefixes present in the Routing Table: 91
Prefixes being announced from unallocated address space: 41
Number of addresses announced to Internet: 205630551
Equivalent to 12 /8s, 65 /16s and 172 /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: 2179
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 5260
Total APNIC prefixes after maximum aggregation: 2520
APNIC Deaggregation factor: 2.09
Prefixes being announced from the APNIC address blocks: 5174
Unique aggregates announced from the APNIC address blocks: 2946
APNIC Region origin ASes present in the Internet Routing Table: 629
APNIC Prefixes per ASN: 8.23
APNIC Region origin ASes announcing only one prefix: 270
APNIC Region transit ASes present in the Internet Routing Table: 74
Average APNIC Region AS path length visible: 4.8
Max APNIC Region AS path length visible: 13
Number of APNIC region 32-bit ASNs visible in the Routing Table: 244
Number of APNIC addresses announced to Internet: 46108672
Equivalent to 2 /8s, 191 /16s and 144 /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: 8133
Total ARIN prefixes after maximum aggregation: 4652
ARIN Deaggregation factor: 1.75
Prefixes being announced from the ARIN address blocks: 8152
Unique aggregates announced from the ARIN address blocks: 5289
ARIN Region origin ASes present in the Internet Routing Table: 1234
ARIN Prefixes per ASN: 6.61
ARIN Region origin ASes announcing only one prefix: 448
ARIN Region transit ASes present in the Internet Routing Table: 158
Average ARIN Region AS path length visible: 7.2
Max ARIN Region AS path length visible: 17
Number of ARIN region 32-bit ASNs visible in the Routing Table: 171
Number of ARIN addresses announced to Internet: 94654465
Equivalent to 5 /8s, 164 /16s and 80 /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: 3464
Total RIPE prefixes after maximum aggregation: 2791
RIPE Deaggregation factor: 1.24
Prefixes being announced from the RIPE address blocks: 3450
Unique aggregates announced from the RIPE address blocks: 2748
RIPE Region origin ASes present in the Internet Routing Table: 661
RIPE Prefixes per ASN: 5.22
RIPE Region origin ASes announcing only one prefix: 302
RIPE Region transit ASes present in the Internet Routing Table: 98
Average RIPE Region AS path length visible: 6.0
Max RIPE Region AS path length visible: 17
Number of RIPE region 32-bit ASNs visible in the Routing Table: 131
Number of RIPE addresses announced to Internet: 57971968
Equivalent to 3 /8s, 116 /16s and 149 /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: 1400
Total LACNIC prefixes after maximum aggregation: 564
LACNIC Deaggregation factor: 2.48
Prefixes being announced from the LACNIC address blocks: 1398
Unique aggregates announced from the LACNIC address blocks: 759
LACNIC Region origin ASes present in the Internet Routing Table: 166
LACNIC Prefixes per ASN: 8.42
LACNIC Region origin ASes announcing only one prefix: 68
LACNIC Region transit ASes present in the Internet Routing Table: 22
Average LACNIC Region AS path length visible: 8.1
Max LACNIC Region AS path length visible: 15
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 65
Number of LACNIC addresses announced to Internet: 4143616
Equivalent to 0 /8s, 63 /16s and 58 /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: 936
Total AfriNIC prefixes after maximum aggregation: 190
AfriNIC Deaggregation factor: 4.93
Prefixes being announced from the AfriNIC address blocks: 936
Unique aggregates announced from the AfriNIC address blocks: 289
AfriNIC Region origin ASes present in the Internet Routing Table: 52
AfriNIC Prefixes per ASN: 18.00
AfriNIC Region origin ASes announcing only one prefix: 24
AfriNIC Region transit ASes present in the Internet Routing Table: 13
Average AfriNIC Region AS path length visible: 6.4
Max AfriNIC Region AS path length visible: 18
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 27
Number of AfriNIC addresses announced to Internet: 2747136
Equivalent to 0 /8s, 41 /16s and 235 /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 581 2093 458 SINET-AS Research Organization of Infor
7497 432 182 24 CSTNET-AS-AP Computer Network Informati
1237 186 74 135 KREONET-AS-KR KISTI, KR
7575 176 330 123 AARNET-AS-AP Australian Academic and Re
58647 167 18 2 KAGAWAU-AS Kagawa University, JP
17882 163 10 32 ASN-MCS-AP # AS-MCS-AP CONVERTED TO ASN
9934 142 3 88 MICOM-MN-AS Mongolia Telecom, MN
55824 130 19 24 NKN-CORE-NW NKN Core Network, IN
4538 129 4192 73 ERX-CERNET-BKB China Education and Rese
4621 79 37 10 UNINET-AS-AP UNINET-, TH
Complete listing at https://bgp.nsrc.org/REN/Erdemnet/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7896 252 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 151 507 91 CSUNET-NW, US
18558 135 18 4 NETBLK-RCOEK, US
23024 114 7 17 OCDE, 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/Erdemnet/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
680 279 1967 245 DFN Verein zur Foerderung eines Deutsch
786 186 1774 183 JANET Jisc Services Limited, GB
8895 140 24 4 ISU Internet Services Unit ISU, SA
559 115 550 106 SWITCH Peering requests: peering at switch
1103 99 1520 86 SURFNET-NL SURFnet, The Netherlands, NL
2614 99 30 59 ROEDUNET, RO
137 82 677 77 ASGARR Consortium GARR, IT
553 73 449 73 BELWUE BelWue-Koordination, DE
2200 66 647 61 FR-RENATER Reseau National de telecommu
1930 58 81 53 RCCN Fundacao para a Ciencia e a Tecnol
Complete listing at https://bgp.nsrc.org/REN/Erdemnet/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
1916 158 208 45 Rede Nacional de Ensino e Pesquisa, BR
28391 152 10 66 Universidad Juarez Autonoma de Tabasco,
11340 95 24 54 Red Universitaria Nacional, CL
1251 60 37 20 FUNDACAO DE AMPARO A PESQUISA DO ESTADO
2715 58 102 38 Fundacao Carlos Chagas Filho de Amparo
19611 45 17 2 Associacao Antonio Vieira - Unisinos, B
4270 44 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
Complete listing at https://bgp.nsrc.org/REN/Erdemnet/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2018 374 319 74 TENET-1, ZA
36914 218 82 3 KENET-AS, KE
2561 67 4 32 EUN, EG
8094 50 48 4 PUKNET, ZA
327687 40 28 3 RENU, UG
327700 36 16 1 MoRENet, MZ
6879 24 2 9 ENSTINET-, EG
37182 17 8 1 TERNET, TZ
37074 13 8 2 UG-AS, GH
37501 11 49 6 UOFS, ZA
Complete listing at https://bgp.nsrc.org/REN/Erdemnet/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
2907 581 2093 458 SINET-AS Research Organization of Infor
7497 432 182 24 CSTNET-AS-AP Computer Network Informati
2018 374 319 74 TENET-1, ZA
680 279 1967 245 DFN Verein zur Foerderung eines Deutsch
7896 252 51 7 NU-AS, US
36914 218 82 3 KENET-AS, KE
668 212 702 180 DNIC-AS-00668, US
376 203 178 152 RISQ-AS, CA
5786 200 16 1 UPRENET, PR
786 186 1774 183 JANET Jisc Services Limited, GB
Complete listing at https://bgp.nsrc.org/REN/Erdemnet/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
7497 432 408 CSTNET-AS-AP Computer Network Information Cente
2018 374 300 TENET-1, ZA
7896 252 245 NU-AS, US
36914 218 215 KENET-AS, KE
5786 200 199 UPRENET, PR
58647 167 165 KAGAWAU-AS Kagawa University, JP
8895 140 136 ISU Internet Services Unit ISU, SA
17882 163 131 ASN-MCS-AP # AS-MCS-AP CONVERTED TO ASN-MCS-AP
18558 135 131 NETBLK-RCOEK, US
1916 158 113 Rede Nacional de Ensino e Pesquisa, BR
Complete listing at https://bgp.nsrc.org/REN/Erdemnet/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Net Originated Transit AS Transit AS Name
394607 UNALLOCATED 104.249.65.0/24 23024 OCDE, US
22063 UNALLOCATED 153.10.0.0/16 2152 CSUNET-NW, US
22226 UNALLOCATED 156.1.0.0/16 2152 CSUNET-NW, US
19658 UNALLOCATED 199.27.241.0/24 11096 FLORIDANET, US
65101 PRIVATE 202.21.123.0/24 9484 MOBINET-AS-MN Mobinet LLC. A
65512 PRIVATE 202.126.89.0/24 55805 MOBICOM-AS-MN MobiCom Corpor
65512 PRIVATE 202.126.90.0/24 55805 MOBICOM-AS-MN MobiCom Corpor
65250 PRIVATE 202.126.91.0/24 55805 MOBICOM-AS-MN MobiCom Corpor
395514 UNALLOCATED 205.213.88.0/24 2381 WISCNET1-AS, US
394607 UNALLOCATED 216.100.93.0/24 23024 OCDE, US
Complete listing at https://bgp.nsrc.org/REN/Erdemnet/data-badAS
Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------
Prefix Origin AS Description
10.0.10.0/24 9934 MICOM-MN-AS Mongolia Telecom, MN
10.0.30.0/24 9934 MICOM-MN-AS Mongolia Telecom, MN
10.0.40.0/24 9934 MICOM-MN-AS Mongolia Telecom, MN
10.10.11.0/24 9934 MICOM-MN-AS Mongolia Telecom, MN
10.10.12.0/24 9934 MICOM-MN-AS Mongolia Telecom, MN
10.10.13.0/24 9934 MICOM-MN-AS Mongolia Telecom, MN
10.10.54.0/24 9934 MICOM-MN-AS Mongolia Telecom, MN
10.10.100.0/24 9934 MICOM-MN-AS Mongolia Telecom, MN
10.16.135.159/32 9934 MICOM-MN-AS Mongolia Telecom, MN
10.16.146.3/32 9934 MICOM-MN-AS Mongolia Telecom, MN
Complete listing at https://bgp.nsrc.org/REN/Erdemnet/data-spar
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
172.16.179.112/30 Origin: 9934 MICOM-MN-AS Mongolia Telecom, MN
172.16.179.112/30 Transit: 10076 ASN-ERDEMNET # AS-ERDEMNET CONVERTED TO
172.16.179.148/30 Origin: 9934 MICOM-MN-AS Mongolia Telecom, MN
172.16.179.148/30 Transit: 10076 ASN-ERDEMNET # AS-ERDEMNET CONVERTED TO
172.16.180.0/30 Origin: 9934 MICOM-MN-AS Mongolia Telecom, MN
172.16.180.0/30 Transit: 10076 ASN-ERDEMNET # AS-ERDEMNET CONVERTED TO
172.16.200.0/26 Origin: 9934 MICOM-MN-AS Mongolia Telecom, MN
172.16.200.0/26 Transit: 10076 ASN-ERDEMNET # AS-ERDEMNET CONVERTED TO
172.16.200.72/29 Origin: 9934 MICOM-MN-AS Mongolia Telecom, MN
172.16.200.72/29 Transit: 10076 ASN-ERDEMNET # AS-ERDEMNET CONVERTED TO
Complete listing at https://bgp.nsrc.org/REN/Erdemnet/data-add-IANA
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
/13:17 /14:34 /15:122 /16:2015 /17:395 /18:444
/19:567 /20:875 /21:901 /22:1454 /23:1580 /24:10605
/25:0 /26:2 /27:3 /28:7 /29:7 /30:57
/31:1 /32:102
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
36914 205 218 KENET-AS, KE
8895 135 140 ISU Internet Services Unit ISU, SA
9934 75 142 MICOM-MN-AS Mongolia Telecom, MN
4850 73 74 DIGICOM-AS-AP Digicom LLC, MN
23024 53 114 OCDE, US
17882 47 163 ASN-MCS-AP # AS-MCS-AP CONVERTED TO ASN-MCS-AP
28614 32 38 Fundacao Universidade Regional de Blumenau, BR
327700 32 36 MoRENet, MZ
25977 31 45 HCCS, US
263282 30 37 FUNDACAO UNIVERSIDADE DO OESTE DE SANTA CATARIN
Complete listing at https://bgp.nsrc.org/REN/Erdemnet/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:3 5:15 6:4 8:2 10:10 12:1
14:85 18:42 23:10 24:3 27:4 31:6
37:6 38:9 40:1 41:128 42:10 43:11
44:5 45:40 46:6 47:1 49:10 50:4
52:1 59:24 60:4 61:3 62:7 63:38
64:73 65:4 66:81 67:43 68:8 69:19
70:2 71:1 72:9 74:20 76:34 77:5
78:3 79:10 80:15 81:28 82:5 83:6
84:9 85:38 86:4 87:1 88:1 89:10
91:43 92:1 93:23 94:4 95:5 96:5
97:1 98:2 101:6 102:13 103:373 104:77
107:17 108:8 109:10 110:3 111:20 112:15
114:23 116:5 117:61 118:32 119:22 121:27
122:24 123:8 124:39 125:4 128:81 129:178
130:93 131:90 132:58 133:141 134:98 136:193
137:88 138:8 139:9 140:51 141:1 142:41
143:31 144:50 145:2 146:128 147:59 148:192
149:12 150:46 151:6 152:71 153:13 154:26
155:51 156:68 157:26 158:42 159:116 160:25
161:22 162:21 163:66 164:35 165:55 166:1
167:16 168:124 169:10 170:68 171:1 172:5
173:7 175:29 176:8 177:12 179:12 180:21
182:6 184:4 185:37 186:3 187:19 188:13
189:5 190:33 191:33 192:1383 193:303 194:140
195:80 196:165 197:123 198:493 199:285 200:246
201:39 202:791 203:435 204:331 205:165 206:200
207:175 208:70 209:122 210:183 211:15 212:146
213:5 214:7 216:86 217:11 218:23 219:6
220:16 222:5 223:3
End of report
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