Autonomous System

AS26810 U.S. Dept. of Health and Human Services

GovernmentActiveUnited StatesARIN

AS26810 (HHSNET-NOC-ASN) is a government network operated by U.S. Dept. of Health and Human Services in United States, registered with ARIN. It has 18 IPv4 prefixes with 313,856 addresses and 3 IPv6 prefixes, which makes it the 932nd largest of 82,200 active autonomous systems by IPv4 space.

IPv4 addresses313,856in 18 prefixes
IPv6 prefixes3≈ 2.0 × 10³¹ addresses
Size rank#932of 82,200 active ASNs
Abuser scoreVery Lowunder 0.01% of its addresses flagged · method

Details

OrganizationU.S. Dept. of Health and Human Services
AS nameHHSNET-NOC-ASN
Websitehhs.gov
Country United States (US)
Network typeGovernment
RegistryARIN
Abuse contactduane.moxley@hhs.gov
Registered2002-11-25
Last updated2025-02-11

IPv4 prefixes

18 prefixes · 313,856 addresses
NetworkAddressesFirst – last address
158.70.0.0/1665,536158.70.0.0 – 158.70.255.255
158.72.0.0/1665,536158.72.0.0 – 158.72.255.255
158.74.0.0/1665,536158.74.0.0 – 158.74.255.255
158.71.0.0/1732,768158.71.0.0 – 158.71.127.255
162.99.0.0/1732,768162.99.0.0 – 162.99.127.255
158.71.128.0/1816,384158.71.128.0 – 158.71.191.255
162.99.128.0/1816,384162.99.128.0 – 162.99.191.255
158.71.192.0/198,192158.71.192.0 – 158.71.223.255
162.99.192.0/198,192162.99.192.0 – 162.99.223.255
198.179.0.0/23512198.179.0.0 – 198.179.1.255
158.70.144.0/24256158.70.144.0 – 158.70.144.255
158.71.192.0/24256158.71.192.0 – 158.71.192.255
158.71.225.0/24256158.71.225.0 – 158.71.225.255
158.72.139.0/24256158.72.139.0 – 158.72.139.255
158.74.30.0/24256158.74.30.0 – 158.74.30.255
158.74.35.0/24256158.74.35.0 – 158.74.35.255
198.102.218.0/24256198.102.218.0 – 198.102.218.255
198.179.2.0/24256198.179.2.0 – 198.179.2.255

IPv6 prefixes

3 prefixes
  • 2601:9600::/24
  • 2607:f220::/44
  • 2607:f220:600::/44

Query AS26810 with the API

The ASN lookup returns everything on this page as JSON, including every prefix. ASN lookups need an API key: a free account comes with 1,000 requests a day. 

curl "https://api.ipapi.is/?q=AS26810&key=YOUR_API_KEY"

Any address in its prefixes resolves to AS26810, with or without a key:

curl "https://api.ipapi.is/?q=158.70.0.1"

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