Data as of Nov 9, 2026
198.51.11.0/24
No anonymizer space · no proxy exits in 30 daysNational Oceanic and Atmospheric Administration · space held by National Telecommunications and Information Administration
Network & registry
Origin network
AS3477
US
- Name
- National Oceanic and Atmospheric Administration
- Type
- Education
- Registered
- Mar 8, 1994
- Domain
- noaa.gov
- Industry
- Service
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Rotating
- First seen
- May 2005
- Current origin since
- Sep 2023 · 3.2 yr
- Origin networks
- 4
- Last change of origin
- Sep 2023
Recorded history
History
- Handoffs
- 3
Whois
Registration for this announcement
- Range
- 198.
51. 11. 0/ 24 - Netname
- NTIA-OSM
- Registrant
- National Telecommunications and Information Administration
- Organization
- National Telecommunications and Information Administration (NTIA-1)
- Org address
- HCHB Room 6888, Washington, DC, 20230
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-198-51-11-0-1
- Parent
- NET-198-0-0-0-0
- Created
- Jan 25, 1993
- RIR
- ARIN
- Country
- US
- Delegated
- Jan 25, 1993
- Status
- assigned
Report abuse
Abuse contact
- sfranco@
ntia. gov - Name
- Franco, Sam
- Phone
- +1-717-549-4552
- Handle
- FRANC506-ARIN