BGP Update Report

BGP Update Report
Interval: 16-Jul-15 -to- 23-Jul-15 (7 days)
Observation Point: BGP Peering with AS131072

TOP 20 Unstable Origin AS
Rank ASN Upds % Upds/Pfx AS-Name
1 - AS9829 251302 6.4% 215.5 -- BSNL-NIB National Internet Backbone,IN
2 - AS22059 140461 3.6% 70230.5 -- -Reserved AS-,ZZ
3 - AS21669 123361 3.1% 123361.0 -- NJ-STATEWIDE-LIBRARY-NETWORK - New Jersey State Library,US
4 - AS11056 119655 3.0% 119655.0 -- BERGERMONTAGUE - Berger & Montague, P.C,US
5 - AS36947 86974 2.2% 783.5 -- ALGTEL-AS,DZ
6 - AS54169 83684 2.1% 41842.0 -- MGH-ION-1 - Marin General Hospital,US
7 - AS3709 58718 1.5% 2174.7 -- NET-CITY-SA - City of San Antonio,US
8 - AS24138 39271 1.0% 1454.5 -- CRNET_BJ_IDC-CNNIC-AP China Tietong Telecommunication Corporation,CN
9 - AS25438 38494 1.0% 363.2 -- ASN-ICCNET International Computer Company, Ltd.,SA
10 - AS25563 38270 1.0% 12756.7 -- WEBLAND-AS Webland AG,CH
11 - AS131090 36658 0.9% 97.0 -- CAT-IDC-4BYTENET-AS-AP
CAT TELECOM Public Company Ltd,CAT
,TH
12 - AS7545 34929 0.9% 13.8 -- TPG-INTERNET-AP TPG Telecom Limited,AU
13 - AS28573 32453 0.8% 19.9 -- NET Servi�os de Comunica��o S.A.,BR
14 - AS45899 29233 0.7% 101.2 -- VNPT-AS-VN VNPT Corp,VN
15 - AS38197 28907 0.7% 27.5 -- SUNHK-DATA-AS-AP Sun Network (Hong Kong) Limited,HK
16 - AS28024 26939 0.7% 17.2 -- Nuevatel PCS de Bolivia S.A.,BO
17 - AS59943 26889 0.7% 26889.0 -- RADAR-AS Radar LLC,RU
18 - AS30295 24786 0.6% 3098.2 -- 2ICSYSTEMSINC - 2iC Systems Inc.,CA
19 - AS8402 24389 0.6% 133.3 -- CORBINA-AS OJSC "Vimpelcom",RU
20 - AS8151 22624 0.6% 27.2 -- Uninet S.A. de C.V.,MX

TOP 20 Unstable Origin AS (Updates per announced prefix)
Rank ASN Upds % Upds/Pfx AS-Name
1 - AS21669 123361 3.1% 123361.0 -- NJ-STATEWIDE-LIBRARY-NETWORK - New Jersey State Library,US
2 - AS11056 119655 3.0% 119655.0 -- BERGERMONTAGUE - Berger & Montague, P.C,US
3 - AS22059 140461 3.6% 70230.5 -- -Reserved AS-,ZZ
4 - AS54169 83684 2.1% 41842.0 -- MGH-ION-1 - Marin General Hospital,US
5 - AS59943 26889 0.7% 26889.0 -- RADAR-AS Radar LLC,RU
6 - AS25563 38270 1.0% 12756.7 -- WEBLAND-AS Webland AG,CH
7 - AS40637 12409 0.3% 12409.0 -- MAILROUTE - MailRoute, Inc.,US
8 - AS40493 10873 0.3% 10873.0 -- FACILITYSOURCEINC - FacilitySource,US
9 - AS14244 10365 0.3% 10365.0 -- NSIHOSTING-EQX-VA - NSI Hosting,US
10 - AS393588 9624 0.2% 9624.0 -- MUBEA-FLO - Mubea,US
11 - AS197914 5623 0.1% 5623.0 -- STOCKHO-AS Stockho Hosting SARL,FR
12 - AS26972 22286 0.6% 4457.2 -- SIRIUS-FIBER - Sirius Fiber, Inc.,US
13 - AS6629 7968 0.2% 3984.0 -- NOAA-AS - NOAA,US
14 - AS131112 3405 0.1% 3405.0 -- MMTC-AS-ID Sekolah Tinggi Multi Media "MMTC" Yogyakarta,ID
15 - AS56636 3359 0.1% 3359.0 -- ASVEDARU VEDA Ltd.,RU
16 - AS30295 24786 0.6% 3098.2 -- 2ICSYSTEMSINC - 2iC Systems Inc.,CA
17 - AS38000 5791 0.1% 2895.5 -- CRISIL-AS [CRISIL Limited.Autonomous System],IN
18 - AS33440 11135 0.3% 2783.8 -- WEBRULON-NETWORK - webRulon, LLC,US
19 - AS6316 10163 0.3% 2540.8 -- AS-PAETEC-NET - PaeTec Communications, Inc.,US
20 - AS45606 12241 0.3% 2448.2 --

TOP 20 Unstable Prefixes
Rank Prefix Upds % Origin AS -- AS Name
1 - 209.212.8.0/24 123361 3.0% AS21669 -- NJ-STATEWIDE-LIBRARY-NETWORK - New Jersey State Library,US
2 - 50.202.59.0/24 119655 2.9% AS11056 -- BERGERMONTAGUE - Berger & Montague, P.C,US
3 - 105.96.0.0/22 85288 2.1% AS36947 -- ALGTEL-AS,DZ
4 - 204.80.242.0/24 83678 2.0% AS54169 -- MGH-ION-1 - Marin General Hospital,US
5 - 64.34.125.0/24 70333 1.7% AS22059 -- -Reserved AS-,ZZ
6 - 76.191.107.0/24 70128 1.7% AS22059 -- -Reserved AS-,ZZ
7 - 61.7.155.0/24 35952 0.9% AS131090 -- CAT-IDC-4BYTENET-AS-AP
CAT TELECOM Public Company Ltd,CAT
,TH
8 - 185.65.148.0/24 26889 0.7% AS59943 -- RADAR-AS Radar LLC,RU
9 - 186.208.186.0/24 16367 0.4% AS262741 -- CONECTSUL - COMERCIO E SERVICOS LTDA,BR
10 - 92.43.216.0/21 12992 0.3% AS25563 -- WEBLAND-AS Webland AG,CH
11 - 185.84.192.0/22 12732 0.3% AS25563 -- WEBLAND-AS Webland AG,CH
12 - 178.174.96.0/19 12546 0.3% AS25563 -- WEBLAND-AS Webland AG,CH
13 - 199.89.0.0/21 12409 0.3% AS40637 -- MAILROUTE - MailRoute, Inc.,US
14 - 64.5.116.0/24 11607 0.3% AS26972 -- SIRIUS-FIBER - Sirius Fiber, Inc.,US
15 - 8.17.26.0/24 10873 0.3% AS40493 -- FACILITYSOURCEINC - FacilitySource,US
16 - 74.117.78.0/24 10409 0.2% AS26972 -- SIRIUS-FIBER - Sirius Fiber, Inc.,US
17 - 208.71.166.0/24 10365 0.2% AS14244 -- NSIHOSTING-EQX-VA - NSI Hosting,US
18 - 148.208.211.0/24 10206 0.2% AS8151 -- Uninet S.A. de C.V.,MX
19 - 66.19.194.0/24 10152 0.2% AS6316 -- AS-PAETEC-NET - PaeTec Communications, Inc.,US
20 - 192.58.137.0/24 9624 0.2% AS393588 -- MUBEA-FLO - Mubea,US

Details at http://bgpupdates.potaroo.net

Unassigned ASN is used and even is in top of the list? WTF?!

It appears it only recently became unassigned.

The BGP update report from June 5 has the AS-Name:
3 - AS22059 118918 2.0% 16988.3 -- APVIO-1 - Apvio, Inc.,US

So it became unassigned somewhere between June 5 and June 12

stats.ripe.net shows this AS has had large amounts of BGP update
activity for the last 90 days.

https://stat.ripe.net/AS22059#routing_routing-status.min_peers_seeing=0&routing_routing-status.resource=AS22059&tabId=routing