Data as of Nov 8, 2026
205.251.66.0/23
No anonymizer space · no proxy exits in 30 daysAtlantic Metro Communications II, Inc.
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 205.251.64.0/20 since Jun 2021 | AS29838 | Hosting | Atlantic Metro Communications II, Inc. | |
| 205.251.0.0/17 since Jun 2021 | AS29838 | Hosting | Atlantic Metro Communications II, Inc. |
Registrations in this block
The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 205.251.0.0/17 | 32,768 | NET-205-251-0-0-1 | Atlantic Metro Communications II, Inc. (AMCI-3) · US | Direct Allocation | Aug 11, 2009 | abuse@ |
| └ 205.251.66.0/23 | 512 | INFORELAY-CUSTOMERS | InfoRelay Online Systems, Inc. (IOS-40) · US | Reallocated | Nov 22, 2010 | abuse@ |
| └ 205.251.66.32/27 | 32 | VERSA-NETWORKS-01 | unknown | — | — | — |
| └ 205.251.66.96/27 | 32 | SAGETRADER-02 | unknown | — | — | — |
| └ 205.251.66.128/26 | 64 | SIBER-03 | unknown | — | — | — |
| └ 205.251.66.192/27 | 32 | ALTRUI-03 | unknown | — | — | — |
| └ 205.251.67.0/26 | 64 | 8D-WEB-6 | unknown | — | — | — |
| └ 205.251.67.128/27 | 32 | INSTITUTEFORPHYSICALSCIENCES-01 | unknown | — | — | — |
| └ 205.251.67.160/27 | 32 | FULCRUM-09 | unknown | — | — | — |
Network & registry
Registry
Holder
- Organization
- Atlantic Metro Communications II, Inc.
- Handle
- AMCI-3
- Range
- 205.
251. 0. 0/ 17 - Registration type
- Direct Allocation
- Record created
- Aug 11, 2009
- Reallocated to
- InfoRelay Online Systems, Inc. (IOS-40)
- Reallocated range
- 205.
251. 66. 0/ 23 - Reallocated
- Nov 22, 2010
Origin network
AS29838
US
- Name
- Atlantic Metro Communications II, Inc.
- Type
- Hosting
- Registered
- May 14, 2003
- Domain
- atlanticmetro.net
- Website
- 365datacenters.com/
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Dec 2011
- Current origin since
- Jun 2021 · 5.4 yr
- Origin networks
- 2
- Last change of origin
- Nov 2020
Recorded history
History
- Handoffs
- 1
Whois
Registration for this announcement
- Range
- 205.
251. 66. 0/ 23 - Netname
- INFORELAY-CUSTOMERS
- Registrant
- InfoRelay Online Systems, Inc.
- Organization
- InfoRelay Online Systems, Inc. (IOS-40)
- Org address
- 13873 Park Center Rd, Herndon, VA, 20171
- Org country
- US
- Type
- Reallocated
- Handle
- NET-205-251-66-0-1
- Parent
- NET-205-251-0-0-1
- Created
- Nov 22, 2010
- RIR
- ARIN
- Country
- US
- Delegated
- Aug 11, 2009
- Status
- assigned
Report abuse
Abuse contact
- abuse@
atlanticmetro. net - Name
- AMC Abuse
- Phone
- +1-866-365-6246;ext1
- Handle
- AMCAB-ARIN