[REN-BGP-stats-all] Global R&E Routing Table Report - RENU view
REN Routing Table Report
cscora at frr.nsrc.org
Sun Jul 25 18:39:32 UTC 2021
Global R&E Routing Table Report 18:35 GMT Sun 25 Jul, 2021
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/RENU/
Analysis Summary
----------------
BGP routing table entries examined: 840989
Prefixes after maximum aggregation (per Origin AS): 321049
Deaggregation factor: 2.62
Unique aggregates announced (without unneeded subnets): 411985
Total ASes present in the Internet Routing Table: 71513
Prefixes per ASN: 11.76
Origin-only ASes present in the Internet Routing Table: 61440
Origin ASes announcing only one prefix: 25377
Transit ASes present in the Internet Routing Table: 10073
Transit-only ASes present in the Internet Routing Table: 337
Average AS path length visible in the Internet Routing Table: 5.5
Max AS path length visible: 54
Max AS path prepend of ASN ( 48366) 51
Prefixes from unregistered ASNs in the Routing Table: 1054
Number of instances of unregistered ASNs: 1057
Number of 32-bit ASNs allocated by the RIRs: 36704
Number of 32-bit ASNs visible in the Routing Table: 30482
Prefixes from 32-bit ASNs in the Routing Table: 138146
Number of bogon 32-bit ASNs visible in the Routing Table: 22
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 521
Number of addresses announced to Internet: 3037677568
Equivalent to 181 /8s, 15 /16s and 72 /24s
Percentage of available address space announced: 82.0
Percentage of allocated address space announced: 82.0
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: 284728
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 213027
Total APNIC prefixes after maximum aggregation: 62889
APNIC Deaggregation factor: 3.39
Prefixes being announced from the APNIC address blocks: 208554
Unique aggregates announced from the APNIC address blocks: 90403
APNIC Region origin ASes present in the Internet Routing Table: 11694
APNIC Prefixes per ASN: 17.83
APNIC Region origin ASes announcing only one prefix: 3337
APNIC Region transit ASes present in the Internet Routing Table: 1651
Average APNIC Region AS path length visible: 5.8
Max APNIC Region AS path length visible: 33
Number of APNIC region 32-bit ASNs visible in the Routing Table: 6913
Number of APNIC addresses announced to Internet: 772762624
Equivalent to 46 /8s, 15 /16s and 108 /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: 250184
Total ARIN prefixes after maximum aggregation: 114358
ARIN Deaggregation factor: 2.19
Prefixes being announced from the ARIN address blocks: 249897
Unique aggregates announced from the ARIN address blocks: 119906
ARIN Region origin ASes present in the Internet Routing Table: 18807
ARIN Prefixes per ASN: 13.29
ARIN Region origin ASes announcing only one prefix: 6833
ARIN Region transit ASes present in the Internet Routing Table: 1933
Average ARIN Region AS path length visible: 5.3
Max ARIN Region AS path length visible: 28
Number of ARIN region 32-bit ASNs visible in the Routing Table: 4004
Number of ARIN addresses announced to Internet: 1269238016
Equivalent to 75 /8s, 167 /16s and 9 /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: 239185
Total RIPE prefixes after maximum aggregation: 111610
RIPE Deaggregation factor: 2.14
Prefixes being announced from the RIPE address blocks: 235494
Unique aggregates announced from the RIPE address blocks: 143619
RIPE Region origin ASes present in the Internet Routing Table: 27991
RIPE Prefixes per ASN: 8.41
RIPE Region origin ASes announcing only one prefix: 12042
RIPE Region transit ASes present in the Internet Routing Table: 3945
Average RIPE Region AS path length visible: 5.1
Max RIPE Region AS path length visible: 54
Number of RIPE region 32-bit ASNs visible in the Routing Table: 10313
Number of RIPE addresses announced to Internet: 710888704
Equivalent to 42 /8s, 95 /16s and 77 /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: 110353
Total LACNIC prefixes after maximum aggregation: 26277
LACNIC Deaggregation factor: 4.20
Prefixes being announced from the LACNIC address blocks: 111417
Unique aggregates announced from the LACNIC address blocks: 46984
LACNIC Region origin ASes present in the Internet Routing Table: 10765
LACNIC Prefixes per ASN: 10.35
LACNIC Region origin ASes announcing only one prefix: 2677
LACNIC Region transit ASes present in the Internet Routing Table: 2070
Average LACNIC Region AS path length visible: 6.2
Max LACNIC Region AS path length visible: 38
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8410
Number of LACNIC addresses announced to Internet: 175869696
Equivalent to 10 /8s, 123 /16s and 143 /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: 27184
Total AfriNIC prefixes after maximum aggregation: 5163
AfriNIC Deaggregation factor: 5.27
Prefixes being announced from the AfriNIC address blocks: 35106
Unique aggregates announced from the AfriNIC address blocks: 10611
AfriNIC Region origin ASes present in the Internet Routing Table: 1505
AfriNIC Prefixes per ASN: 23.33
AfriNIC Region origin ASes announcing only one prefix: 488
AfriNIC Region transit ASes present in the Internet Routing Table: 292
Average AfriNIC Region AS path length visible: 5.0
Max AfriNIC Region AS path length visible: 31
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 842
Number of AfriNIC addresses announced to Internet: 108514560
Equivalent to 6 /8s, 119 /16s and 205 /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
7545 5813 783 675 UNALLOCATED
9808 4956 8999 54 UNALLOCATED
7552 3564 1330 20 UNALLOCATED
7713 3405 1023 56 UNALLOCATED
45899 2742 1897 55 UNALLOCATED
4766 2212 11119 564 UNALLOCATED
9498 2209 467 241 UNALLOCATED
45090 2088 1197 71 UNALLOCATED
4755 2073 437 190 UNALLOCATED
23969 1931 314 16 UNALLOCATED
Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
16509 5304 9553 2369 UNALLOCATED
11492 4750 313 793 UNALLOCATED
7155 3994 264 32 UNALLOCATED
22773 3983 3021 275 UNALLOCATED
16625 3536 1823 2460 UNALLOCATED
6327 3358 1317 67 UNALLOCATED
30036 2573 371 184 UNALLOCATED
209 2535 5031 469 UNALLOCATED
5972 2265 468 798 UNALLOCATED
20115 2224 2998 521 UNALLOCATED
Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
12479 6770 1726 145 UNALLOCATED
20940 3720 3300 336 UNALLOCATED
8551 3303 378 39 UNALLOCATED
39891 3267 187 22 UNALLOCATED
12389 2862 2283 896 UNALLOCATED
9009 2464 258 1316 UNALLOCATED
34984 2212 356 593 UNALLOCATED
61317 1651 271 859 UNALLOCATED
58224 1613 888 558 UNALLOCATED
13188 1610 100 27 UNALLOCATED
Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 8592 3448 582 UNALLOCATED
10620 3407 525 651 UNALLOCATED
11830 2508 369 62 UNALLOCATED
13999 1767 410 475 UNALLOCATED
6503 1490 359 478 UNALLOCATED
28573 1427 2300 234 UNALLOCATED
3816 1239 652 152 UNALLOCATED
6147 1098 369 22 UNALLOCATED
26615 1090 2351 134 UNALLOCATED
11664 996 200 437 UNALLOCATED
Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
24863 1501 393 22 UNALLOCATED
24835 1457 498 30 UNALLOCATED
36992 1307 1489 267 UNALLOCATED
36903 1183 537 110 UNALLOCATED
29571 735 68 11 UNALLOCATED
6713 613 1863 34 UNALLOCATED
36935 540 522 40 UNALLOCATED
15399 501 49 27 UNALLOCATED
37457 445 333 62 UNALLOCATED
23889 440 232 16 UNALLOCATED
Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 8592 3448 582 UNALLOCATED
12479 6770 1726 145 UNALLOCATED
7545 5813 783 675 UNALLOCATED
16509 5304 9553 2369 UNALLOCATED
9808 4956 8999 54 UNALLOCATED
11492 4750 313 793 UNALLOCATED
7155 3994 264 32 UNALLOCATED
22773 3983 3021 275 UNALLOCATED
20940 3720 3300 336 UNALLOCATED
7552 3564 1330 20 UNALLOCATED
Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
12479 6770 6625 UNALLOCATED
7545 5813 5138 UNALLOCATED
9808 4956 4902 UNALLOCATED
7155 3994 3962 UNALLOCATED
11492 4750 3957 UNALLOCATED
22773 3983 3708 UNALLOCATED
7552 3564 3544 UNALLOCATED
20940 3720 3384 UNALLOCATED
7713 3405 3349 UNALLOCATED
6327 3358 3291 UNALLOCATED
Complete listing at https://bgp.nsrc.org/REN/RENU/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Net Originated Transit AS Transit AS Name
62828 UNALLOCATED 8.21.130.0/24 3356 UNALLOCATED
393266 UNALLOCATED 8.23.52.0/24 46887 UNALLOCATED
18604 UNALLOCATED 8.25.204.0/24 3356 UNALLOCATED
394936 UNALLOCATED 8.33.224.0/24 174 UNALLOCATED
54338 UNALLOCATED 8.33.241.0/24 6461 UNALLOCATED
23061 UNALLOCATED 8.39.119.0/24 3356 UNALLOCATED
395438 UNALLOCATED 8.42.206.0/24 3356 UNALLOCATED
40544 UNALLOCATED 12.0.33.0/24 6461 UNALLOCATED
15132 UNALLOCATED 12.9.150.0/24 1239 UNALLOCATED
3577 UNALLOCATED 12.19.197.0/24 7018 UNALLOCATED
Complete listing at https://bgp.nsrc.org/REN/RENU/data-badAS
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
192.88.99.0/24 1103 UNALLOCATED
Complete listing at https://bgp.nsrc.org/REN/RENU/data-dsua
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
23.141.0.0/24 Origin: 395350 UNALLOCATED
Transit: 11426 UNALLOCATED
23.162.32.0/24 Origin: 32444 UNALLOCATED
Transit: 6939 UNALLOCATED
27.100.7.0/24 Origin: 56096 UNALLOCATED
Transit: 45455 UNALLOCATED
27.126.156.0/23 Origin: 55827 UNALLOCATED
Transit: 9930 UNALLOCATED
41.57.124.0/22 Origin: 37442 UNALLOCATED
Transit: 174 UNALLOCATED
Complete listing at https://bgp.nsrc.org/REN/RENU/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 /8:17 /9:14 /10:40 /11:100 /12:301
/13:586 /14:1183 /15:2036 /16:13420 /17:8172 /18:13755
/19:24851 /20:40229 /21:48980 /22:104903 /23:89712 /24:492690
/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
12479 5704 6770 UNALLOCATED
11492 3729 4750 UNALLOCATED
6327 3167 3358 UNALLOCATED
8151 3103 8592 UNALLOCATED
7155 3082 3994 UNALLOCATED
22773 2965 3983 UNALLOCATED
39891 2803 3267 UNALLOCATED
8551 2768 3303 UNALLOCATED
30036 2243 2573 UNALLOCATED
11830 1934 2508 UNALLOCATED
Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1629 2:1129 3:141 4:20 5:3565 6:79
7:5 8:1523 9:1 11:164 12:1741 13:378
14:2202 15:91 16:20 17:327 18:104 20:128
21:1 22:188 23:4870 24:2385 25:2 27:2499
29:19 31:2312 32:111 34:1 35:47 36:1417
37:3798 38:2182 39:549 40:183 41:4120 42:654
43:2018 44:265 45:15205 46:3694 47:293 49:1588
50:1760 51:101 52:1242 54:218 55:793 56:4
57:54 58:1548 59:1009 60:935 61:2158 62:2278
63:1955 64:5357 65:2310 66:5003 67:2891 68:1177
69:4045 70:1372 71:681 72:3144 74:2592 75:1492
76:697 77:2050 78:1715 79:2638 80:1874 81:1523
82:1365 83:1144 84:1255 85:2729 86:711 87:1823
88:976 89:3007 90:499 91:7366 92:1790 93:2564
94:3122 95:3533 96:1288 97:341 98:975 99:969
100:93 101:1017 102:1676 103:26100 104:3873 105:433
106:791 107:2245 108:718 109:3852 110:1894 111:2765
112:1862 113:1200 114:1423 115:1847 116:1791 117:2145
118:2121 119:1810 120:1024 121:932 122:2422 123:2159
124:1526 125:1861 128:1302 129:1378 130:881 131:1982
132:751 133:357 134:1643 135:300 136:763 137:944
138:2415 139:1193 140:765 141:1200 142:1207 143:1335
144:1264 145:328 146:1482 147:1364 148:2167 149:1471
150:815 151:1078 152:1619 153:420 154:3019 155:1336
156:1669 157:1208 158:957 159:2013 160:2376 161:1230
162:3345 163:1023 164:1547 165:1423 166:597 167:1764
168:3632 169:720 170:4280 171:795 172:2534 173:2954
174:1003 175:1072 176:3182 177:4349 178:2948 179:1962
180:2238 181:2618 182:3029 183:1514 184:2417 185:18608
186:4128 187:3174 188:3337 189:2908 190:8676 191:1384
192:10733 193:8260 194:6690 195:4797 196:2961 197:2268
198:6051 199:6009 200:7309 201:5201 202:10086 203:9950
204:4666 205:3343 206:3702 207:3364 208:4026 209:4719
210:3948 211:2189 212:3724 213:3451 214:1188 215:56
216:6277 217:2579 218:1046 219:467 220:1640 221:897
222:677 223:1722
End of report
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