63.128.0.0/18

🇺🇸

CIDR

63.128.0.0/18

IP Version

IPv4

Addresses

16.3K

Mask

/18 (255.255.192.0)

Country

🇺🇸 United States

City

Charleston

RIR

ARIN

Status

announced

Allocated

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

Prefix	Origin AS	RPKI	IRR	Last Seen
63.128.0.0/18	AS3561CENTURYLINK-LEGACY-SAVVIS - CenturyLink Communications, LLC	No ROA	—	5/31/2026

12 less-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
63.128.0.0/15	AS3561CENTURYLINK-LEGACY-SAVVIS - CenturyLink Communications, LLC	No ROA	—	5/31/2026
63.128.0.0/16	AS3561CENTURYLINK-LEGACY-SAVVIS - CenturyLink Communications, LLC	No ROA	—	5/31/2026
63.128.8.0/22	AS203CENTURYLINK-LEGACY-LVLT-203 - Level 3 Parent, LLC	No ROA	—	5/31/2026
63.128.0.0/22	AS203CENTURYLINK-LEGACY-LVLT-203 - Level 3 Parent, LLC	No ROA	—	5/31/2026
63.128.34.0/23	AS46263EDIALOG - e-Dialog, Inc	No ROA	—	5/31/2026
63.128.1.0/24	AS203CENTURYLINK-LEGACY-LVLT-203 - Level 3 Parent, LLC	No ROA	—	5/31/2026
63.128.12.0/24	AS203CENTURYLINK-LEGACY-LVLT-203 - Level 3 Parent, LLC	No ROA	—	5/31/2026
63.128.14.0/24	AS203CENTURYLINK-LEGACY-LVLT-203 - Level 3 Parent, LLC	No ROA	—	5/31/2026
63.128.7.0/24	AS203CENTURYLINK-LEGACY-LVLT-203 - Level 3 Parent, LLC	No ROA	—	5/31/2026
63.128.24.0/24	AS203CENTURYLINK-LEGACY-LVLT-203 - Level 3 Parent, LLC	No ROA	—	5/31/2026
63.128.20.0/24	AS203CENTURYLINK-LEGACY-LVLT-203 - Level 3 Parent, LLC	No ROA	—	5/31/2026
63.128.21.0/24	AS30031MIMECAST-US - Mimecast North America Inc	No ROA	—	5/31/2026

Origin ASN

Geolocation

Country🇺🇸United StatesUS

RegionSouth Carolina

CityCharleston

API

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

curl -s "https://api.ipctl.io/v1/prefix/63.128.0.0/18" | jq

External Links