Internet Systems Consortium, Inc.
AS33071 is Internet Systems Consortium, Inc. (isc.org). It announces 256 IPv4 addresses in 1 prefixes, and 1 IPv6 prefixes.
United States· ARIN· allocated 2004-09-28· business
Where its space is
The IPv4 it announces that IP Geolocation places, by country. A /24 counts for the AS announcing most of it.
- United States256 · 100.00%
Registry record
Its ASN Whois record, as the registry publishes it.
- handle
- ISC-F-AS
- name
- Internet Systems Consortium, Inc.
- org
- ISC-94
- org name
- Internet Systems Consortium, Inc.
- org address
- PO Box 360, Newmarket, NH, 03857
- org city
- Newmarket
- org country
- US
- country
- US
- source
- arin
- created
- 2004-09-28
- updated
- 2012-02-24
- remarks
- For details of F root nameserver operations, see http://f.root-servers.org/.
- abuse name
- Internet Systems Consortium Abuse Team
- abuse email
- abuse@isc.org
- abuse phone
- +1-650-423-1300
- abuse kind
- role
- abuse city
- Newmarket
- abuse country
- US
- admin name
- Internet Systems Consortium NOC
- admin email
- noc@isc.org
- admin phone
- +1-650-423-1310
- admin kind
- role
- admin city
- Newmarket
- admin country
- US
- tech name
- Ray Bellis
- tech email
- ray@isc.org
- tech phone
- +1-650-423-1300
- tech kind
- person
- tech city
- Newmarket
- tech country
- US
- abuse validated
- 1
What the databases see
Addresses each address-keyed database holds in the IPv4 it announces, as a share of that space, with its largest providers. Counts overlap.
- None here
- None here
- None here
- None here
- None here
- None here
- Hosting IP256100.00%
- None here
- None here
- None here
- None here
- None here
- 0.78%
IPv4 prefixes
Every IPv4 prefix BGP Route saw it announce. A prefix another AS also announces says so.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 199.6.0.0/24 | United States | valid | 17 | 2026-10-02 |
IPv6 prefixes
Every IPv6 prefix BGP Route saw it announce.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 2001:500:71::/48 | United States | valid | 19 | 2026-10-02 |
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