Home Prefix Lookup163.120.128.0/17

163.120.128.0/17 - SERVICENOW (AS16839)

IPv4RIPE NCCassignedAS16839SNC - SERVICENOW, INC.

CIDR

163.120.128.0/17

IP Version

IPv4

Addresses

32.7K

Mask

/17 (255.255.128.0)

Country

🇺🇸 United States

City

Santa Clara

RIR

RIPE NCC

Status

assigned

Allocated

1992-07-20

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

Swipe sideways to see all columns →

Prefix	Origin AS	RPKI	IRR	Last Seen
163.120.128.0/17	AS16839 SNC - SERVICENOW, INC.	No ROA	Other IRRRIPE	2026-11-06

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
163.120.128.0/17	AS16839	/17	ripe

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS16839	Other IRR	MAINT-AS812	2026-03-10
AS16839	RIPE	MNT-NOW	2023-07-31

Transfer History

Registry transfers of 163.120.128.0/17, blocks inside it, or blocks containing it.

163.120.128.0/17inter-RIRTransfer · 2021-05-25
DePauw University
🇺🇸 US ARIN
→
ServiceNow, Inc.
RIPE NCC

Date	Resource	From	To	Type
2021-05-25	163.120.128.0/17inter-RIR	DePauw University 🇺🇸 US ARIN	ServiceNow, Inc. RIPE NCC	Transfer

Origin ASN

AS16839

SNC - SERVICENOW, INC.

Related Prefixes

More prefixes of AS16839

All prefixes of AS16839 →

Geolocation

Country🇺🇸United StatesUS

RegionCalifornia

CitySanta Clara

Coordinates37.3759, -121.9630 ↗

Learn more

RPKI and ROAs explainedWhat RPKI valid, invalid and no ROA mean
RPKI validatorCheck ROA coverage for any prefix or ASN
What is BGP?How prefixes are announced and routed
More-specific prefixesGlossary: covering and more-specific routes
IPv4 transfers in the RIPE NCC regionWho bought and sold address space recently

API

Open

GEThttps://api.ipctl.io/v1/prefix/163.120.128.0/17

Returns prefix allocation, BGP routes, and more-specific subnets.

curl -s "https://api.ipctl.io/v1/prefix/163.120.128.0/17" | jq

External Links

RIPEstat