[routing-wg] The Cidr Report

2016-07-29 Thread cidr-report 
This report has been generated at Fri Jul 29 21:15:11 2016 AEST.
The report analyses the BGP Routing Table of AS2.0 router
and generates a report on aggregation potential within the table.

Check http://www.cidr-report.org/2.0 for a current version of this report.

Recent Table History
Date  PrefixesCIDR Agg
22-07-16621755  345588
23-07-16621572  345478
24-07-16621350  345521
25-07-16621426  345564
26-07-16621649  345628
27-07-16621501  345812
28-07-16621317  343990
29-07-16621257  36


AS Summary
 54707  Number of ASes in routing system
 21182  Number of ASes announcing only one prefix
  5551  Largest number of prefixes announced by an AS
AS4538 : ERX-CERNET-BKB China Education and Research Network 
Center, CN
  120808448  Largest address span announced by an AS (/32s)
AS4134 : CHINANET-BACKBONE No.31,Jin-rong Street, CN


Aggregation Summary
The algorithm used in this report proposes aggregation only
when there is a precise match using the AS path, so as 
to preserve traffic transit policies. Aggregation is also
proposed across non-advertised address space ('holes').

 --- 29Jul16 ---
ASnumNetsNow NetsAggr  NetGain   % Gain   Description

Table 621525   344317   27720844.6%   All ASes

AS39891 3329   15 331499.5%   ALJAWWALSTC-AS , SA
AS7545  3474  428 304687.7%   TPG-INTERNET-AP TPG Telecom
   Limited, AU
AS4538  5551 2650 290152.3%   ERX-CERNET-BKB China Education
   and Research Network Center,
   CN
AS17974 2933   80 285397.3%   TELKOMNET-AS2-AP PT
   Telekomunikasi Indonesia, ID
AS6389  2225   45 218098.0%   BELLSOUTH-NET-BLK -
   BellSouth.net Inc., US
AS4766  3186 1141 204564.2%   KIXS-AS-KR Korea Telecom, KR
AS9808  2233  240 199389.3%   CMNET-GD Guangdong Mobile
   Communication Co.Ltd., CN
AS9394  2069  326 174384.2%   CTTNET China TieTong
   Telecommunications
   Corporation, CN
AS1659  2433  741 169269.5%   ERX-TANET-ASN1 Taiwan Academic
   Network (TANet) Information
   Center, TW
AS22773 3500 1901 159945.7%   ASN-CXA-ALL-CCI-22773-RDC -
   Cox Communications Inc., US
AS4755  2078  552 152673.4%   TATACOMM-AS TATA
   Communications formerly VSNL
   is Leading ISP, IN
AS6983  1689  231 145886.3%   ITCDELTA - Earthlink, Inc., US
AS10620 3475 2193 128236.9%   Telmex Colombia S.A., CO
AS18566 2196  924 127257.9%   MEGAPATH5-US - MegaPath
   Corporation, US
AS56040 1301   33 126897.5%   CMNET-GUANGDONG-AP China
   Mobile communications
   corporation, CN
AS8151  2265 1005 126055.6%   Uninet S.A. de C.V., MX
AS4808  1800  580 122067.8%   CHINA169-BJ China Unicom
   Beijing Province Network, CN
AS11830 1494  277 121781.5%   Instituto Costarricense de
   Electricidad y Telecom., CR
AS7552  1386  172 121487.6%   VIETEL-AS-AP Viettel
   Corporation, VN
AS7303  1530  392 113874.4%   Telecom Argentina S.A., AR
AS38285 1177   46 113196.1%   M2TELECOMMUNICATIONS-AU M2
   Telecommunications Group Ltd,
   AU
AS9498  1448  411 103771.6%   BBIL-AP BHARTI Airtel Ltd., IN
AS9829  2613 1689  92435.4%   BSNL-NIB National Internet
   Backbone, IN
AS7738   994   78  91692.2%   Telemar Norte Leste S.A., BR
AS55430 1036  129  90787.5%   STARHUBINTERNET-AS-NGNBN
   Starhub Internet Pte Ltd, SG
AS6147  1096  203  89381.5%   Telefonica del Peru S.A.A., PE
AS24560 1413  570  84359.7%   AIRTELBROADBAND-AS-AP Bharti
   Airtel Ltd., Telemedia

[routing-wg] BGP Update Report

2016-07-29 Thread cidr-report 
BGP Update Report
Interval: 21-Jul-16 -to- 28-Jul-16 (7 days)
Observation Point: BGP Peering with AS131072

TOP 20 Unstable Origin AS
Rank ASNUpds %  Upds/PfxAS-Name
 1 - AS9829   156626  3.7%  59.7 -- BSNL-NIB National Internet 
Backbone, IN
 2 - AS38841  109053  2.5% 438.0 -- KBRO-AS-TW kbro CO. Ltd., TW
 3 - AS23911   59504  1.4%8500.6 -- CNGI-BJIX-AS-AP China Next 
Generation Internet Beijing IX, CN
 4 - AS45194   31659  0.7%  57.6 -- SIPL-AS Syscon Infoway Pvt. 
Ltd., IN
 5 - AS45899   26298  0.6%  24.3 -- VNPT-AS-VN VNPT Corp, VN
 6 - AS10259   25719  0.6%8573.0 -- BLUEMOON - Blue Moon Online 
System, US
 7 - AS475525355  0.6%  12.2 -- TATACOMM-AS TATA Communications 
formerly VSNL is Leading ISP, IN
 8 - AS13118   24730  0.6% 254.9 -- ASN-YARTELECOM Verhnevolzhsky 
branch, RU
 9 - AS165922424  0.5%   9.0 -- ERX-TANET-ASN1 Taiwan Academic 
Network (TANet) Information Center, TW
10 - AS10620   22394  0.5%   6.4 -- Telmex Colombia S.A., CO
11 - AS134438   22011  0.5%   22011.0 -- AIRAAIFUL-AS-AP Aira & Aiful 
Public Company Limited, TH
12 - AS815121876  0.5%   9.6 -- Uninet S.A. de C.V., MX
13 - AS41480   21584  0.5%1079.2 -- SYSTEMEC-AS , NL
14 - AS131390   20831  0.5%4166.2 -- ECOMVIET-AS-VN Vietnam 
E-commerce Development Centre, VN
15 - AS24560   20224  0.5%  15.2 -- AIRTELBROADBAND-AS-AP Bharti 
Airtel Ltd., Telemedia Services, IN
16 - AS840217225  0.4%  15.5 -- CORBINA-AS Russia, RU
17 - AS27738   16248  0.4%  20.7 -- Ecuadortelecom S.A., EC
18 - AS855116184  0.4%  12.8 -- BEZEQ-INTERNATIONAL-AS Bezeqint 
Internet Backbone, IL
19 - AS21859   16176  0.4% 110.8 -- ZNET - Zenlayer Inc, US
20 - AS39891   15187  0.4%   4.6 -- ALJAWWALSTC-AS , SA


TOP 20 Unstable Origin AS (Updates per announced prefix)
Rank ASNUpds %  Upds/PfxAS-Name
 1 - AS134438   22011  0.5%   22011.0 -- AIRAAIFUL-AS-AP Aira & Aiful 
Public Company Limited, TH
 2 - AS131436   13486  0.3%   13486.0 -- VSSIC-AS-VN VSSIC-VN, VN
 3 - AS56636   13382  0.3%   13382.0 -- ASVEDARU , RU
 4 - AS32295   10086  0.2%   10086.0 -- DESIGNCOLLECTIVE - Design 
Collective, Inc., US
 5 - AS136009411  0.2%9411.0 -- CONVO - Convo, US
 6 - AS10259   25719  0.6%8573.0 -- BLUEMOON - Blue Moon Online 
System, US
 7 - AS23911   59504  1.4%8500.6 -- CNGI-BJIX-AS-AP China Next 
Generation Internet Beijing IX, CN
 8 - AS2039136778  0.2%6778.0 -- ARCOMPUS-MEDIANET-AS , LB
 9 - AS1355334854  0.1%4854.0 -- APNICTRAINING-AS135533 ASN for 
APNICTRAINING LAB - AS135533, AU
10 - AS3952044551  0.1%4551.0 -- AS-TEAMSOFTWARE - TEAM 
Software, Inc., US
11 - AS131390   20831  0.5%4166.2 -- ECOMVIET-AS-VN Vietnam 
E-commerce Development Centre, VN
12 - AS211364013  0.1%4013.0 -- CSUCS-AS , HU
13 - AS1355403428  0.1%3428.0 -- APNICTRAINING8-AS-AP APNIC 
TRAINING UNIT, AU
14 - AS264546   11843  0.3%2368.6 -- BYTE NET TECNOLOGIA LTDA - ME, 
BR
15 - AS1355343995  0.1%1997.5 -- APNICTRAINING-AS135534 ASN for 
APNICTRAINING LAB - AS135534, AU
16 - AS2013031792  0.0%1792.0 -- CENTRALNIC-ANYCAST-F , GB
17 - AS2040551765  0.0%1765.0 -- CENTRALNIC-ANYCAST-H , GB
18 - AS479401748  0.0%1748.0 -- AKHZ-AS , UA
19 - AS1993301746  0.0%1746.0 -- CENTRALNIC-ANYCAST-A 
CentralNic Anycast-A AS Number, GB
20 - AS350934470  0.1%1490.0 -- RO-HTPASSPORT , RO


TOP 20 Unstable Prefixes
Rank Prefix Upds % Origin AS -- AS Name
 1 - 110.170.17.0/24   22011  0.5%   AS134438 -- AIRAAIFUL-AS-AP Aira & Aiful 
Public Company Limited, TH
 2 - 93.181.192.0/19   21303  0.4%   AS13118 -- ASN-YARTELECOM Verhnevolzhsky 
branch, RU
 3 - 103.242.52.0/22   20811  0.4%   AS131390 -- ECOMVIET-AS-VN Vietnam 
E-commerce Development Centre, VN
 4 - 192.254.88.0/24   15690  0.3%   AS21859 -- ZNET - Zenlayer Inc, US
 5 - 202.38.109.0/24   15052  0.3%   AS23911 -- CNGI-BJIX-AS-AP China Next 
Generation Internet Beijing IX, CN
 6 - 202.38.122.0/24   14987  0.3%   AS23911 -- CNGI-BJIX-AS-AP China Next 
Generation Internet Beijing IX, CN
 7 - 202.38.108.0/24   14727  0.3%   AS23911 -- CNGI-BJIX-AS-AP China Next 
Generation Internet Beijing IX, CN
 8 - 202.38.118.0/24   14705  0.3%   AS23911 -- CNGI-BJIX-AS-AP China Next 
Generation Internet Beijing IX, CN
 9 - 103.57.112.0/22   13486  0.3%   AS131436 -- VSSIC-AS-VN VSSIC-VN, VN
10 - 195.128.159.0/24  13382  0.3%   AS56636 -- ASVEDARU , RU
11 - 65.217.233.0/24   10086  0.2%   AS32295 -- DESIGNCOLLECTIVE - Design 
Collective, Inc., US
12 - 8.34.145.0/24  9411  0.2%   AS13600 -- CONVO -

[routing-wg] Weekly Routing Table Report

2016-07-29 Thread Routing Analysis Role Account 
This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.

The posting is sent to APOPS, NANOG, AfNOG, AusNOG, SANOG, PacNOG,
SAFNOG, SdNOG, BJNOG, CaribNOG and the RIPE Routing WG.

Daily listings are sent to bgp-st...@lists.apnic.net

For historical data, please see http://thyme.rand.apnic.net.

If you have any comments please contact Philip Smith .

Routing Table Report   04:00 +10GMT Sat 30 Jul, 2016

Report Website: http://thyme.rand.apnic.net
Detailed Analysis:  http://thyme.rand.apnic.net/current/

Analysis Summary


BGP routing table entries examined:  605937
Prefixes after maximum aggregation (per Origin AS):  218930
Deaggregation factor:  2.77
Unique aggregates announced (without unneeded subnets):  295442
Total ASes present in the Internet Routing Table: 54446
Prefixes per ASN: 11.13
Origin-only ASes present in the Internet Routing Table:   36489
Origin ASes announcing only one prefix:   15509
Transit ASes present in the Internet Routing Table:6470
Transit-only ASes present in the Internet Routing Table:172
Average AS path length visible in the Internet Routing Table:   4.3
Max AS path length visible:  54
Max AS path prepend of ASN ( 55644)  51
Prefixes from unregistered ASNs in the Routing Table:68
Unregistered ASNs in the Routing Table:  16
Number of 32-bit ASNs allocated by the RIRs:  14821
Number of 32-bit ASNs visible in the Routing Table:   11487
Prefixes from 32-bit ASNs in the Routing Table:   45357
Number of bogon 32-bit ASNs visible in the Routing Table:14
Special use prefixes present in the Routing Table:0
Prefixes being announced from unallocated address space:377
Number of addresses announced to Internet:   2822086116
Equivalent to 168 /8s, 53 /16s and 157 /24s
Percentage of available address space announced:   76.2
Percentage of allocated address space announced:   76.2
Percentage of available address space allocated:  100.0
Percentage of address space in use by end-sites:   98.2
Total number of prefixes smaller than registry allocations:  196985

APNIC Region Analysis Summary
-

Prefixes being announced by APNIC Region ASes:   156685
Total APNIC prefixes after maximum aggregation:   42877
APNIC Deaggregation factor:3.65
Prefixes being announced from the APNIC address blocks:  169189
Unique aggregates announced from the APNIC address blocks:68365
APNIC Region origin ASes present in the Internet Routing Table:5197
APNIC Prefixes per ASN:   32.56
APNIC Region origin ASes announcing only one prefix:   1180
APNIC Region transit ASes present in the Internet Routing Table:933
Average APNIC Region AS path length visible:4.4
Max APNIC Region AS path length visible: 54
Number of APNIC region 32-bit ASNs visible in the Routing Table:   2259
Number of APNIC addresses announced to Internet:  759212868
Equivalent to 45 /8s, 64 /16s and 171 /24s
Percentage of available APNIC address space announced: 88.7

APNIC AS Blocks4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations)  23552-24575, 37888-38911, 45056-46079, 55296-56319,
   58368-59391, 63488-64098, 64297-64395, 131072-137529
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:182664
Total ARIN prefixes after maximum aggregation:89227
ARIN Deaggregation factor: 2.05
Prefixes being announced from the ARIN address blocks:   188251
Unique aggregates announced from the ARIN address blocks: 88506
ARIN Region origin ASes present in the Internet Routing Table:16265