Autonomous system profile

Review registration details, announced prefixes, network relationships and historical snapshots.

AS15196

Announcement observedARIN

Maryland Department of Transportation · MDDOT

This profile is assembled from CHA.LA's normalized registration, routing and observation snapshots.

Last active9/30/2026, 14:00:20Snapshot expired

View network topology RDAP registration

ASN: AS15196
Registration country: United States
Name: Maryland Department of Transportation
Abbreviation: MDDOT
Registration date: 3/28/2008, 16:13:56
Status: Announcement observed
RIR: ARIN

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
170.93.0.0/16BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 08:00:00	9/30/2026, 08:00:00	✓	×	Historical record
170.93.140.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 08:00:00	9/30/2026, 08:00:00	✓	×	Historical record
170.93.142.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 08:00:00	9/30/2026, 08:00:00	✓	×	Historical record
170.93.144.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 08:00:00	9/30/2026, 08:00:00	✓	×	Historical record
170.93.145.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 08:00:00	9/30/2026, 08:00:00	✓	×	Historical record
170.93.226.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 08:00:00	9/30/2026, 08:00:00	✓	×	Historical record
170.93.227.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 08:00:00	9/30/2026, 08:00:00	✓	×	Historical record

BGP prefixes have no geographic country; the column is marked not applicable.

Registration and sources

Organization: Maryland Department of Transportation
RIR: ARIN
Registration country: United States
Registration date: 3/28/2008, 16:13:56
Abuse contact: mdotpocinfo@mdot.state.md.us

Snapshot trend

9/30/2026, 14:00:207 v40 v61 Upstream · 0 Uncertain

ASN route snapshotThis page reads collected ASN, prefix, relationship and history data. External interfaces are used for initial collection and scheduled refreshes.Source keys: cha-la-external-routing · iana-rdap-asn-bootstrap · rir-rdap-asn