Home Prefix Lookup209.216.206.0/24

209.216.206.0/24 - M5 Computer Security (AS21581)

IPv4ARINannouncedAS21581M5HOSTING - M5 Computer Security RPKI Valid

CIDR

209.216.206.0/24

IP Version

IPv4

Addresses

256

Mask

/24 (255.255.255.0)

Country

🇺🇸 United States

City

San Diego (Torrey Pines)

RIR

ARIN

Status

announced

Allocated

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

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Prefix	Origin AS	RPKI	IRR	Last Seen
209.216.206.0/24	AS21581 M5HOSTING - M5 Computer Security	Valid	ARIN	2026-10-11

Covering Prefix

2 less-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
209.216.192.0/18	AS11320 LIGHTEDGE-AS-02 - LightEdge Solutions	No ROA	-	2026-10-11
209.216.192.0/19	AS11320 LIGHTEDGE-AS-02 - LightEdge Solutions	No ROA	-	2026-10-11

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
209.216.206.0/24	AS21581	/24	arin

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS21581	ARIN	MNT-AMERI-504	2026-09-17

Origin ASN

AS21581

M5HOSTING - M5 Computer Security

Related Prefixes

Covering prefix

209.216.192.0/19AS11320

More prefixes of AS21581

All prefixes of AS21581 →

Geolocation

Country🇺🇸United StatesUS

RegionCalifornia

CitySan Diego (Torrey Pines)

Coordinates32.8939, -117.2360 ↗

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 ARIN regionWho bought and sold address space recently

API

Open

GEThttps://api.ipctl.io/v1/prefix/209.216.206.0/24

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

curl -s "https://api.ipctl.io/v1/prefix/209.216.206.0/24" | jq

External Links

RIPEstat