ARIN Region Weekly Routing Report
Routing Analysis
cscora at dev.apnic.net
Thu Dec 7 13:03:18 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 08 Dec, 2000
Analysis Summary
----------------
BGP routing table entries examined: 98964
Origin ASes present in the Internet Routing Table: 9338
Origin ASes announcing only one prefix: 3296
Transit ASes present in the Internet Routing Table: 1253
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: 15
Non-routable prefixes present in the Routing Table: 0
Prefixes being announced from the IANA Reserved Address blocks: 4
Number of addresses announced to Internet: 1219031583
Equivalent to 72 /8s, 168 /16s and 242 /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: 67175
Prefixes being announced from the ARIN address blocks: 45753
ARIN Region origin ASes present in the Internet Routing Table: 5706
ARIN Region origin ASes announcing only one prefix: 1653
ARIN Region transit ASes present in the Internet Routing Table: 608
Average ARIN Region AS path length visible: 5.2
Max ARIN Region AS path length visible: 13
Number of ARIN addresses announced to Internet: 170133341
Equivalent to 10 /8s, 36 /16s and 7 /24s
Percentage of available ARIN address space announced: 78.0
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 2525 3469 UUNET Technologies, Inc.
705 1199 55 UUNET Technologies, Inc.
1 1009 4555 BBN Planet
7018 896 3025 AT&T
1239 728 1629 Sprint ICM-Inria
7046 681 514 UUNET Technologies, Inc.
2914 662 1275 Verio, Inc.
2548 636 564 Digital Express Group, Inc.
174 603 2773 PSINet Inc.
209 564 566 Qwest
3561 561 1368 Cable & Wireless USA
6082 538 66 Management Analysis, Incorpor
3549 503 418 Frontier GlobalCenter
3908 457 289 Supernet, Inc.
271 442 312 BCnet Backbone
3602 437 80 Sprint Canada
4293 430 54 Cable & Wireless USA
816 345 115 UUNET Canada4
690 342 35 Merit Network
8151 329 183 UniNet S.A. de C.V.
Global Per AS prefix count summary
----------------------------------
ASN No of nets /19 equiv Description
701 2525 3469 UUNET Technologies, Inc.
1221 2162 1191 Telstra
9768 1433 75 Korea Telecom
705 1199 55 UUNET Technologies, Inc.
1 1009 4555 BBN Planet
7018 896 3025 AT&T
1239 728 1629 Sprint ICM-Inria
7046 681 514 UUNET Technologies, Inc.
2914 662 1275 Verio, Inc.
2548 636 564 Digital Express Group, Inc.
174 603 2773 PSINet Inc.
209 564 566 Qwest
3561 561 1368 Cable & Wireless USA
6082 538 66 Management Analysis, Incorpor
3549 503 418 Frontier GlobalCenter
2563 477 64 Seoul National University
3908 457 289 Supernet, Inc.
271 442 312 BCnet Backbone
3602 437 80 Sprint Canada
4293 430 54 Cable & Wireless USA
List of Unregistered ASNs (Global)
----------------------------------
Bad AS Designation Network Transit AS Description
65501 PRIVATE 64.21.103.0/24 16890 Network Services, In
64800 PRIVATE 64.78.130.128/25 5705 Sirius Solutions, 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,
64512 PRIVATE 202.61.84.0/24 4743 IPhil Communications
5757 UNALLOCATED 207.19.224.0/24 701 UUNET Technologies,
Advertised IANA Reserved Addresses
----------------------------------
Network Origin AS Description
50.0.0.0/8 9487 Handong University
91.16.23.0/24 11770 Net56
105.200.136.0/30 9768 Korea Telecom
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 /15:293 /16:6749 /17:991 /18:1965
/19:6157 /20:4221 /21:4153 /22:6266 /23:8278 /24:57118
/25:563 /26:953 /27:379 /28:152 /29:149 /30:156
/31:0 /32:103
Number of /24s announced per /8 block (Global)
----------------------------------------------
9:2 12:301 15:1 24:607 26:1 32:7
38:7 44:2 53:2 55:1 57:9 61:59
62:97 63:2158 64:999 65:7 66:44 91:1
128:19 129:163 130:16 131:30 132:9 133:3
134:76 135:1 136:51 137:78 138:174 139:45
140:107 141:17 142:46 143:36 144:89 145:12
146:126 147:58 148:110 149:109 150:23 151:250
152:989 153:32 154:47 155:60 156:13 157:94
158:49 159:46 160:18 161:53 162:63 163:123
164:94 165:94 166:166 167:74 168:56 169:29
170:178 171:2 192:5326 193:1897 194:2008 195:856
196:361 198:3664 199:3413 200:1705 202:2516 203:5312
204:3507 205:2392 206:2730 207:2684 208:2759 209:3269
210:677 211:188 212:704 213:256 214:6 215:11
216:2582 217:61 219:1
End of report
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