Data as of Nov 3, 2026
154.41.72.0/24
No anonymizer space · no proxy exits in 30 daysSystemes Information Harmonie Mutuelles Sihm · space held by Cogent Communications, LLC
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | RPKI |
|---|---|---|---|---|
| 154.40.0.0/13 since Sep 2006 | AS174 | Internet provider | 18,074 1,316 always on |
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 |
|---|---|---|---|---|---|---|
| 154.41.0.0/16 | 65,536 | COGENT-154-41-16 | Cogent Communications, LLC (COGC) · US | Direct Allocation | Feb 5, 1992 | [email protected] |
| └ 154.41.72.0/24 | 256 | NET-154-41-72-0-1 | GIE Sihm (C09292431) · FR | Reassigned | Mar 10, 2023 | [email protected] via COGENT-154-41-16 |
A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.
Network & registry
IPv4 market
Holder
- Organization
- Cogent Communications, LLC
- Handle
- COGC
- Range
- 154.41.0.0/16
- Registration type
- Direct Allocation
- Record created
- Feb 5, 1992
- Legacy
- yes
Origin network
AS212562
FR
- Name
- Systemes Information Harmonie Mutuelles Sihm
- Type
- Business
- Registered
- Oct 5, 2020
- Domain
- harmonie-mutuelle.fr
- Industry
- Insurance Carriers and Agencies
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Mar 2022
- Current origin since
- Mar 2022 · 4.7 yr
- Origin networks
- 1
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS212562 | RADB | Route Registered for Cogent Communications Customer - GIE SIHM | MAINT-AS174 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 154.41.72.0/24
- Netname
- NET-154-41-72-0-1
- Registrant
- GIE Sihm
- Organization
- GIE Sihm (C09292431)
- Type
- Reassigned
- Handle
- NET-154-41-72-0-1
- Parent
- NET-154-41-0-0-1
- Created
- Mar 10, 2023
- RIR
- ARIN
- Country
- US
- Delegated
- Feb 5, 1992
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- Cogent Abuse
- Phone
- +1-877-875-4311
- Handle
- COGEN-ARIN