ARIN Region Weekly Routing Report
Routing Analysis
cscora at dev.apnic.net
Thu Dec 21 13:03:16 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 22 Dec, 2000
Analysis Summary
----------------
BGP routing table entries examined: 99729
Origin ASes present in the Internet Routing Table: 9472
Origin ASes announcing only one prefix: 3343
Transit ASes present in the Internet Routing Table: 1272
Average AS path length visible in the Internet Routing Table: 5.3
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: 1223153153
Equivalent to 72 /8s, 231 /16s and 214 /24s
Percentage of available address space announced: 33.0
Percentage of allocated address space announced: 64.7
Percentage of available address space allocated: 51.0
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 69201
Prefixes being announced from the ARIN address blocks: 47034
ARIN Region origin ASes present in the Internet Routing Table: 5774
ARIN Region origin ASes announcing only one prefix: 1659
ARIN Region transit ASes present in the Internet Routing Table: 610
Average ARIN Region AS path length visible: 5.2
Max ARIN Region AS path length visible: 15
Number of ARIN addresses announced to Internet: 171763407
Equivalent to 10 /8s, 60 /16s and 230 /24s
Percentage of available ARIN address space announced: 78.8
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 2582 3472 UUNET Technologies, Inc.
705 1414 63 UUNET Technologies, Inc.
1 1019 4573 BBN Planet
7018 889 3041 AT&T
7046 699 514 UUNET Technologies, Inc.
1239 692 1612 Sprint ICM-Inria
8013 682 69 PSINet Ltd. Canada
2914 646 1287 Verio, Inc.
2548 635 556 Digital Express Group, Inc.
174 611 2735 PSINet Inc.
209 589 568 Qwest
3561 582 1363 Cable & Wireless USA
6082 540 66 Management Analysis, Incorpor
3549 499 432 Frontier GlobalCenter
3908 451 281 Supernet, Inc.
271 438 311 BCnet Backbone
4293 437 56 Cable & Wireless USA
3602 433 79 Sprint Canada
690 391 38 Merit Network
8151 354 184 UniNet S.A. de C.V.
Global Per AS prefix count summary
----------------------------------
ASN No of nets /19 equiv Description
701 2582 3472 UUNET Technologies, Inc.
1221 2359 1191 Telstra
705 1414 63 UUNET Technologies, Inc.
1 1019 4573 BBN Planet
7018 889 3041 AT&T
7046 699 514 UUNET Technologies, Inc.
1239 692 1612 Sprint ICM-Inria
8013 682 69 PSINet Ltd. Canada
2914 646 1287 Verio, Inc.
2548 635 556 Digital Express Group, Inc.
174 611 2735 PSINet Inc.
209 589 568 Qwest
3561 582 1363 Cable & Wireless USA
6082 540 66 Management Analysis, Incorpor
3549 499 432 Frontier GlobalCenter
3908 451 281 Supernet, Inc.
271 438 311 BCnet Backbone
4293 437 56 Cable & Wireless USA
2764 433 128 connect.com.au pty ltd
3602 433 79 Sprint Canada
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
/13:59 /14:190 /15:298 /16:6749 /17:1010 /18:1969
/19:6208 /20:4293 /21:4177 /22:6407 /23:8413 /24:58309
/25:283 /26:457 /27:157 /28:115 /29:111 /30:274
/31:0 /32:177
Number of /24s announced per /8 block (Global)
----------------------------------------------
9:2 12:297 15:1 24:625 26:1 32:7
38:10 44:2 53:2 55:1 57:9 61:60
62:108 63:2454 64:1068 65:12 66:46 91:1
128:20 129:173 130:18 131:31 132:9 133:3
134:84 135:7 136:114 137:113 138:182 139:66
140:103 141:18 142:64 143:35 144:93 145:14
146:129 147:94 148:118 149:112 150:23 151:256
152:1036 153:87 154:231 155:58 156:14 157:101
158:51 159:47 160:18 161:53 162:63 163:118
164:109 165:94 166:174 167:75 168:67 169:29
170:184 171:2 192:5354 193:1813 194:1986 195:847
196:366 198:3733 199:3392 200:1712 202:2510 203:5212
204:3593 205:2502 206:2802 207:2834 208:2780 209:3337
210:532 211:136 212:707 213:268 214:7 215:11
216:2598 217:80 219:1
End of report
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