AS21704 ASN-21704 - New York City Board of Education

🇺🇸

ARINassigned

Announced Prefixes (BGP)

58total

58 IPv40 IPv6

IPv4 Addresses

Allocated (RIR)65,536

Announced (BGP)148,736

IPv6 Addresses

Allocated (RIR)0

Announced (BGP)0

Prefix Limit (IPv4)

200

Prefix Limit (IPv6)

Country

RIR

Status

assigned

Allocated

2024-06-06

Announced Prefixes

(BGP)58

Prefix	RPKI	IRR	Last Seen
9.179.230.0/24	No ROA	-	2026-10-11
64.125.58.0/24	Valid	-	2026-10-11
64.125.59.0/24	Valid	-	2026-10-11
165.155.0.0/16	No ROA	-	2026-10-11
165.155.16.0/22	No ROA	-	2026-10-11
165.155.20.0/22	No ROA	-	2026-10-11
165.155.32.0/20	No ROA	-	2026-10-11
165.155.32.0/22	No ROA	-	2026-10-11
165.155.36.0/22	No ROA	-	2026-10-11
165.155.40.0/24	No ROA	-	2026-10-11

1-10 of 58

1 / 6

(RIR)1

Prefix	Country	RIR	Status
165.155.0.0/16	🇺🇸 US	ARIN	allocated

(seen in AS paths)

Networks AS21704 hands its own prefixes to: transit providers, or peers at an exchange.

ASPA

No ASPA

External Links

What is an ASN?Autonomous systems, ASN ranges and how they are assigned
RPKI and route origin validationWhat the RPKI badges on the prefix list mean
ASPA explainedWhy AS21704 should publish an ASPA object
IPv4 transfers in the ARIN regionMonthly volume and the latest registry transfers
ASN data in AI agents and SIEMMCP server and API integrations

API

Returns ASN details, announced prefixes, and BGP routing data.

curl -s "https://api.ipctl.io/v1/asn/21704" | jq