ARIN Region Weekly Routing Report
Routing Analysis
cscora at dev.apnic.net
Thu Dec 14 13:03:19 EST 2000
This is an automated weekly mailing sent to the ARIN RTMA WG e-mail list
describing the state of the Internet Routing Table in North and South America
and Southern Africa. Daily listings are sent to bgp-stats at lists.apnic.net
For a graphical representation, please see http://www.apnic.net/stats/bgp.
If you have any comments please contact Philip Smith <pfs at cisco.com>.
Americas and Southern Africa Report 15 Dec, 2000
Analysis Summary
----------------
BGP routing table entries examined: 98466
Origin ASes present in the Internet Routing Table: 9381
Origin ASes announcing only one prefix: 3309
Transit ASes present in the Internet Routing Table: 1270
Average AS path length visible in the Internet Routing Table: 5.2
Max AS path length visible: 18
Illegal AS announcements present in the Routing Table: 13
Non-routable prefixes present in the Routing Table: 0
Prefixes being announced from the IANA Reserved Address blocks: 2
Number of addresses announced to Internet: 1219364782
Equivalent to 72 /8s, 174 /16s and 7 /24s
Percentage of available address space announced: 32.9
Percentage of allocated address space announced: 64.5
Percentage of available address space allocated: 51.0
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 67793
Prefixes being announced from the ARIN address blocks: 46267
ARIN Region origin ASes present in the Internet Routing Table: 5724
ARIN Region origin ASes announcing only one prefix: 1648
ARIN Region transit ASes present in the Internet Routing Table: 614
Average ARIN Region AS path length visible: 5.2
Max ARIN Region AS path length visible: 15
Number of ARIN addresses announced to Internet: 187679913
Equivalent to 11 /8s, 47 /16s and 196 /24s
Percentage of available ARIN address space announced: 86.1
ARIN AS Blocks 1 - 1876, 1902 - 2042, 2044 - 2046, 2048 - 2106
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 - 19455
ARIN Address Blocks 63/8, 64/7, 66/8, 199/8, 200/8, 204/6, 208/7 and 216/8
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /19 equiv Description
701 2587 3455 UUNET Technologies, Inc.
705 1488 65 UUNET Technologies, Inc.
1 1021 4565 BBN Planet
7018 891 3039 AT&T
1239 710 1590 Sprint ICM-Inria
7046 676 513 UUNET Technologies, Inc.
2914 637 1287 Verio, Inc.
2548 630 556 Digital Express Group, Inc.
174 604 2734 PSINet Inc.
3561 579 1380 Cable & Wireless USA
209 577 583 Qwest
6082 537 66 Management Analysis, Incorpor
3549 494 433 Frontier GlobalCenter
3908 453 281 Supernet, Inc.
271 439 311 BCnet Backbone
4293 439 56 Cable & Wireless USA
3602 435 80 Sprint Canada
690 389 30 Merit Network
8151 349 192 UniNet S.A. de C.V.
577 322 281 Bell Canada
Global Per AS prefix count summary
----------------------------------
ASN No of nets /19 equiv Description
701 2587 3455 UUNET Technologies, Inc.
1221 2389 1193 Telstra
705 1488 65 UUNET Technologies, Inc.
1 1021 4565 BBN Planet
7018 891 3039 AT&T
1239 710 1590 Sprint ICM-Inria
7046 676 513 UUNET Technologies, Inc.
2914 637 1287 Verio, Inc.
2548 630 556 Digital Express Group, Inc.
174 604 2734 PSINet Inc.
3561 579 1380 Cable & Wireless USA
209 577 583 Qwest
6082 537 66 Management Analysis, Incorpor
3549 494 433 Frontier GlobalCenter
3908 453 281 Supernet, Inc.
271 439 311 BCnet Backbone
4293 439 56 Cable & Wireless USA
3602 435 80 Sprint Canada
2764 429 127 connect.com.au pty ltd
2563 412 60 Seoul National University
List of Unregistered ASNs (Global)
----------------------------------
Bad AS Designation Network Transit AS Description
65501 PRIVATE 64.21.103.0/24 16890 Network Services, In
2027 UNALLOCATED 150.185.0.0/16 10530 Interpacket Group, I
2027 UNALLOCATED 150.185.128.0/18 8143 Publicom Corp.
2027 UNALLOCATED 150.186.0.0/16 10530 Interpacket Group, I
2027 UNALLOCATED 150.187.0.0/16 10530 Interpacket Group, I
2027 UNALLOCATED 150.188.0.0/16 10530 Interpacket Group, I
2027 UNALLOCATED 150.189.0.0/16 10530 Interpacket Group, I
1877 UNALLOCATED 192.108.196.0/24 1880 Stupi, house man's
1877 UNALLOCATED 192.108.209.0/24 1880 Stupi, house man's
1877 UNALLOCATED 192.108.210.0/24 1880 Stupi, house man's
1877 UNALLOCATED 192.108.214.0/24 1880 Stupi, house man's
5757 UNALLOCATED 192.239.13.0/24 701 UUNET Technologies,
5757 UNALLOCATED 207.19.224.0/24 701 UUNET Technologies,
Advertised IANA Reserved Addresses
----------------------------------
Network Origin AS Description
91.16.23.0/24 11770 Net56
219.219.219.0/24 2563 Seoul National University
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:23 /9:4 /10:5 /11:9 /12:32
/13:57 /14:188 /15:296 /16:6738 /17:998 /18:1966
/19:6176 /20:4254 /21:4167 /22:6314 /23:8335 /24:57482
/25:285 /26:449 /27:155 /28:112 /29:117 /30:146
/31:0 /32:158
Number of /24s announced per /8 block (Global)
----------------------------------------------
9:2 12:297 15:1 24:620 26:1 32:7
38:9 44:3 53:2 55:1 57:9 61:53
62:109 63:2478 64:1046 65:8 66:45 91:1
128:20 129:160 130:17 131:31 132:7 133:3
134:81 135:7 136:52 137:77 138:176 139:45
140:106 141:17 142:65 143:36 144:93 145:13
146:120 147:59 148:115 149:111 150:23 151:247
152:979 153:36 154:51 155:62 156:13 157:99
158:48 159:46 160:18 161:53 162:63 163:119
164:97 165:93 166:174 167:76 168:64 169:29
170:180 171:2 192:5336 193:1809 194:1997 195:851
196:363 198:3667 199:3399 200:1708 202:2527 203:5236
204:3520 205:2426 206:2739 207:2702 208:2804 209:3219
210:669 211:185 212:722 213:269 214:6 215:11
216:2572 217:69 219:1
End of report
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