IP PREFIX

121.42.0.0/15

Originated by AS37963 · ALIBABA-CN-NET - Hangzhou Alibaba Advertising Co.,Ltd.

AnnouncedAPNIC

alibabagroup.com/

Website preview from public registry data for AS37963

Registry websiteOpen site ↗

RPKI & ROA validation

CURRENT STATE

valid

No matching VRP was returned by RIPE Routinator.

ROA prefix	Origin	Max length	Status
121.40.0.0/14	AS37963	/24	valid

Routing registry consistency

121.40.0.0/14	AS37963 — ALIBABA-CN-NET - Hangzhou Alibaba Advertising Co.,Ltd.	Seen in BGP	APNIC
121.40.0.0/14	AS45102 — ALIBABA-CN-NET - Alibaba (US) Technology Co., Ltd.	Not in BGP	APNIC
121.42.64.0/18	AS4134 — CHINANET-BACKBONE - No.31,Jin-rong Street	Not in BGP	LEVEL3
121.42.0.0/15	AS4134 — CHINANET-BACKBONE - No.31,Jin-rong Street	Not in BGP	LEVEL3
121.42.128.0/17	AS4134 — CHINANET-BACKBONE - No.31,Jin-rong Street	Not in BGP	LEVEL3
121.42.0.0/16	AS4134 — CHINANET-BACKBONE - No.31,Jin-rong Street	Not in BGP	LEVEL3
121.40.0.0/14	AS4134 — CHINANET-BACKBONE - No.31,Jin-rong Street	Not in BGP	LEVEL3
121.42.0.0/17	AS4134 — CHINANET-BACKBONE - No.31,Jin-rong Street	Not in BGP	LEVEL3
121.42.0.0/18	AS4134 — CHINANET-BACKBONE - No.31,Jin-rong Street	Not in BGP	LEVEL3
121.42.0.0/16	AS37963 — ALIBABA-CN-NET - Hangzhou Alibaba Advertising Co.,Ltd.	Seen in BGP	No IRR source
121.42.0.0/18	AS37963 — ALIBABA-CN-NET - Hangzhou Alibaba Advertising Co.,Ltd.	Seen in BGP	No IRR source
121.42.0.0/17	AS37963 — ALIBABA-CN-NET - Hangzhou Alibaba Advertising Co.,Ltd.	Seen in BGP	No IRR source
121.42.130.0/23	AS37963 — ALIBABA-CN-NET - Hangzhou Alibaba Advertising Co.,Ltd.	Seen in BGP	No IRR source
121.42.64.0/18	AS37963 — ALIBABA-CN-NET - Hangzhou Alibaba Advertising Co.,Ltd.	Seen in BGP	No IRR source
121.42.0.0/15	AS37963 — ALIBABA-CN-NET - Hangzhou Alibaba Advertising Co.,Ltd.	Seen in BGP	No IRR source
121.42.128.0/17	AS37963 — ALIBABA-CN-NET - Hangzhou Alibaba Advertising Co.,Ltd.	Seen in BGP	No IRR source

Recent RPKI history

No RPKI history returned

RIPEstat has no historical VRP entries for this resource.