[REN-BGP-stats-all] Global R&E Routing Table Report - UH view
REN Routing Table Report
cscora at frr.nsrc.org
Tue Nov 23 22:25:34 UTC 2021
Global R&E Routing Table Report 22:25 GMT Tue 23 Nov, 2021
BGP Table (R&E) as seen at UH.
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/UniHawaii/
Analysis Summary
----------------
BGP routing table entries examined: 23445
Prefixes after maximum aggregation (per Origin AS): 12638
Deaggregation factor: 1.86
Unique aggregates announced (without unneeded subnets): 15013
Total ASes present in the Internet Routing Table: 2806
Prefixes per ASN: 8.36
Origin-only ASes present in the Internet Routing Table: 2411
Origin ASes announcing only one prefix: 1097
Transit ASes present in the Internet Routing Table: 395
Transit-only ASes present in the Internet Routing Table: 58
Average AS path length visible in the Internet Routing Table: 4.3
Max AS path length visible: 15
Max AS path prepend of ASN ( 10497) 11
Prefixes from unregistered ASNs in the Routing Table: 6
Number of instances of unregistered ASNs: 6
Number of 32-bit ASNs allocated by the RIRs: 37887
Number of 32-bit ASNs visible in the Routing Table: 621
Prefixes from 32-bit ASNs in the Routing Table: 1837
Number of bogon 32-bit ASNs visible in the Routing Table: 0
Special use prefixes present in the Routing Table: 2
Prefixes being announced from unallocated address space: 8
Number of addresses announced to Internet: 290066756
Equivalent to 17 /8s, 74 /16s and 17 /24s
Percentage of available address space announced: 7.8
Percentage of allocated address space announced: 7.8
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: 3288
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 5128
Total APNIC prefixes after maximum aggregation: 2350
APNIC Deaggregation factor: 2.18
Prefixes being announced from the APNIC address blocks: 5189
Unique aggregates announced from the APNIC address blocks: 2721
APNIC Region origin ASes present in the Internet Routing Table: 584
APNIC Prefixes per ASN: 8.89
APNIC Region origin ASes announcing only one prefix: 248
APNIC Region transit ASes present in the Internet Routing Table: 66
Average APNIC Region AS path length visible: 4.6
Max APNIC Region AS path length visible: 13
Number of APNIC region 32-bit ASNs visible in the Routing Table: 225
Number of APNIC addresses announced to Internet: 46390380
Equivalent to 2 /8s, 195 /16s and 220 /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: 12347
Total ARIN prefixes after maximum aggregation: 6730
ARIN Deaggregation factor: 1.83
Prefixes being announced from the ARIN address blocks: 12196
Unique aggregates announced from the ARIN address blocks: 8239
ARIN Region origin ASes present in the Internet Routing Table: 1260
ARIN Prefixes per ASN: 9.68
ARIN Region origin ASes announcing only one prefix: 438
ARIN Region transit ASes present in the Internet Routing Table: 170
Average ARIN Region AS path length visible: 4.0
Max ARIN Region AS path length visible: 14
Number of ARIN region 32-bit ASNs visible in the Routing Table: 162
Number of ARIN addresses announced to Internet: 176441976
Equivalent to 10 /8s, 132 /16s and 74 /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: 3425
Total RIPE prefixes after maximum aggregation: 2750
RIPE Deaggregation factor: 1.25
Prefixes being announced from the RIPE address blocks: 3504
Unique aggregates announced from the RIPE address blocks: 2877
RIPE Region origin ASes present in the Internet Routing Table: 671
RIPE Prefixes per ASN: 5.22
RIPE Region origin ASes announcing only one prefix: 320
RIPE Region transit ASes present in the Internet Routing Table: 104
Average RIPE Region AS path length visible: 4.6
Max RIPE Region AS path length visible: 15
Number of RIPE region 32-bit ASNs visible in the Routing Table: 131
Number of RIPE addresses announced to Internet: 59747520
Equivalent to 3 /8s, 143 /16s and 172 /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: 1520
Total LACNIC prefixes after maximum aggregation: 612
LACNIC Deaggregation factor: 2.48
Prefixes being announced from the LACNIC address blocks: 1527
Unique aggregates announced from the LACNIC address blocks: 871
LACNIC Region origin ASes present in the Internet Routing Table: 177
LACNIC Prefixes per ASN: 8.63
LACNIC Region origin ASes announcing only one prefix: 68
LACNIC Region transit ASes present in the Internet Routing Table: 25
Average LACNIC Region AS path length visible: 5.1
Max LACNIC Region AS path length visible: 12
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 77
Number of LACNIC addresses announced to Internet: 4597536
Equivalent to 0 /8s, 70 /16s and 39 /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: 1019
Total AfriNIC prefixes after maximum aggregation: 190
AfriNIC Deaggregation factor: 5.36
Prefixes being announced from the AfriNIC address blocks: 1021
Unique aggregates announced from the AfriNIC address blocks: 297
AfriNIC Region origin ASes present in the Internet Routing Table: 52
AfriNIC Prefixes per ASN: 19.63
AfriNIC Region origin ASes announcing only one prefix: 23
AfriNIC Region transit ASes present in the Internet Routing Table: 13
Average AfriNIC Region AS path length visible: 4.1
Max AfriNIC Region AS path length visible: 10
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 26
Number of AfriNIC addresses announced to Internet: 2887424
Equivalent to 0 /8s, 44 /16s and 15 /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 630 2157 458 SINET-AS Research Organization of Infor
7497 431 182 24 CSTNET-AS-AP Computer Network Informati
7575 351 330 125 AARNET-AS-AP Australian Academic and Re
58647 198 18 2 KAGAWAU-AS Kagawa University, JP
1237 191 74 135 KREONET-AS-KR KISTI, KR
55824 129 19 23 NKN-CORE-NW NKN Core Network, IN
4538 127 4192 72 ERX-CERNET-BKB China Education and Rese
4621 80 37 10 UNINET-AS-AP UNINET-, TH
24313 80 16 1 NSW-DET-AS NSW Department of Education,
4762 65 4 1 MAHIDOL-BORDER-AS Mahidol University, T
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
16509 2828 4503 1099 AMAZON-02, US
14618 548 3986 418 AMAZON-AES, US
7896 250 51 7 NU-AS, US
668 212 702 180 DNIC-AS-00668, US
8075 206 11189 185 MICROSOFT-CORP-MSN-AS-BLOCK, US
376 204 178 153 RISQ-AS, CA
5786 195 16 1 UPRENET, PR
2152 175 507 90 CSUNET-NW, US
18558 136 18 4 NETBLK-RCOEK, US
1 120 1 41 LVLT-1, US
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
680 278 1998 238 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 67 647 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/UniHawaii/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
1916 204 207 42 Associacao Rede Nacional de Ensino e Pe
28391 152 10 66 Universidad Juarez Autonoma de Tabasco,
11340 94 24 54 Red Universitaria Nacional, CL
2715 60 102 40 Fundacao Carlos Chagas Filho de Amparo
1251 53 36 19 FUNDACAO DE AMPARO A PESQUISA DO ESTADO
52286 53 4 31 Columbus Networks Guatemala, GT
19611 45 17 2 Associacao Antonio Vieira - Unisinos, B
61468 44 3 15 CEDIA, EC
4270 43 16 1 Red de Interconexion Universitaria, AR
28614 38 2 2 Fundacao Universidade Regional de Blume
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2018 348 319 73 TENET-1, ZA
36914 200 82 3 KENET-AS, KE
327687 126 28 3 RENU, UG
2561 73 5 32 EUN, EG
8094 50 48 4 PUKNET, ZA
327700 43 16 1 MoRENet, MZ
37215 34 8 1 MAREN, MW
6879 24 2 9 ENSTINET-, EG
37182 13 8 1 TERNET, TZ
37074 11 8 2 UG-AS, GH
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
16509 2828 4503 1099 AMAZON-02, US
2907 630 2157 458 SINET-AS Research Organization of Infor
14618 548 3986 418 AMAZON-AES, US
7497 431 182 24 CSTNET-AS-AP Computer Network Informati
7575 351 330 125 AARNET-AS-AP Australian Academic and Re
2018 348 319 73 TENET-1, ZA
680 278 1998 238 DFN Verein zur Foerderung eines Deutsch
7896 250 51 7 NU-AS, US
668 212 702 180 DNIC-AS-00668, US
8075 206 11189 185 MICROSOFT-CORP-MSN-AS-BLOCK, US
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
7497 431 407 CSTNET-AS-AP Computer Network Information Cente
2018 348 275 TENET-1, ZA
7896 250 243 NU-AS, US
7575 351 226 AARNET-AS-AP Australian Academic and Research N
36914 200 197 KENET-AS, KE
58647 198 196 KAGAWAU-AS Kagawa University, JP
5786 195 194 UPRENET, PR
8895 177 173 ISU Internet Services Unit ISU, SA
2907 630 172 SINET-AS Research Organization of Information a
1916 204 162 Associacao Rede Nacional de Ensino e Pesquisa,
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/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
29955 UNALLOCATED 192.104.1.0/24 2495 KANREN, US
394784 UNALLOCATED 192.107.242.0/24 40831 PHS, US
29955 UNALLOCATED 198.252.8.0/21 2495 KANREN, US
19658 UNALLOCATED 199.27.241.0/24 11096 FLORIDANET, US
394784 UNALLOCATED 205.166.145.0/24 40831 PHS, US
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/data-badAS
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
100.127.133.128/25 11096 FLORIDANET, US
192.88.99.0/24 1103 SURFNET-NL SURFnet, The Netherlands, NL
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/data-dsua
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
100.127.133.128/25 Origin: 11096 FLORIDANET, US
100.127.133.128/25 Transit: 2153 CSUNET-NE, US
103.151.24.0/24 Origin: 16509 AMAZON-02, US
103.151.24.0/24 Transit: 11537 INTERNET2-RESEARCH-EDU, US
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: 11537 INTERNET2-RESEARCH-EDU, US
192.107.242.0/24 Origin: 394784 UNASSIGNED
192.107.242.0/24 Transit: 40831 PHS, US
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/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 /10:4 /11:7 /12:29
/13:34 /14:81 /15:201 /16:2149 /17:452 /18:477
/19:612 /20:999 /21:1042 /22:1636 /23:1770 /24:13491
/25:82 /26:69 /27:128 /28:61 /29:87 /30:18
/31:2 /32:13
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
16509 751 2828 AMAZON-02, US
36914 186 200 KENET-AS, KE
14618 180 548 AMAZON-AES, US
8895 172 177 ISU Internet Services Unit ISU, SA
23024 53 114 OCDE, US
327700 37 43 MoRENet, MZ
1 35 120 LVLT-1, US
58647 34 198 KAGAWAU-AS Kagawa University, JP
28614 32 38 Fundacao Universidade Regional de Blumenau, BR
25977 31 45 HCCS, US
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:5 3:79 4:2 5:16 6:4 8:2
12:1 13:221 14:84 15:44 16:3 18:45
23:37 24:6 31:6 35:1 37:6 38:9
40:3 41:150 42:8 44:5 45:79 46:8
47:5 49:10 50:9 52:684 54:185 58:1
59:20 60:4 61:3 62:7 63:42 64:133
65:10 66:69 67:61 68:18 69:47 70:14
71:25 72:21 74:40 75:128 76:164 77:8
78:3 79:10 80:17 81:27 82:6 83:7
84:4 85:37 86:9 87:1 88:1 89:12
91:55 92:1 93:19 94:4 95:6 96:6
97:1 98:11 99:183 101:6 102:16 103:335
104:105 106:1 107:24 108:23 109:11 110:3
111:21 112:4 113:2 114:23 116:5 117:61
118:34 119:21 121:26 122:11 123:8 124:39
125:4 128:72 129:181 130:125 131:103 132:55
133:138 134:104 135:1 136:201 137:299 138:18
139:26 140:50 141:3 142:61 143:36 144:71
145:1 146:125 147:67 148:168 149:16 150:48
151:8 152:79 153:86 154:24 155:60 156:70
157:31 158:45 159:120 160:32 161:22 162:53
163:75 164:52 165:61 166:1 167:23 168:204
169:10 170:115 171:1 172:10 173:16 174:1
175:31 176:12 177:7 178:3 179:13 180:21
181:12 182:9 184:7 185:57 186:2 187:18
188:14 189:3 190:54 191:37 192:1506 193:260
194:123 195:88 196:177 197:107 198:539 199:315
200:242 201:39 202:640 203:434 204:360 205:204
206:214 207:196 208:102 209:140 210:184 211:14
212:172 213:13 214:7 216:141 217:14 218:25
219:8 220:17 222:5 223:2
End of report
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