Data as of Nov 8, 2026
93.170.143.0/24
No anonymizer space · no proxy exits in 30 daysItransition CJSC · space held by ALFA TELECOM s.r.o.
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 93.170.0.0/15 since Jan 2010 | AS44546 | Residential | 23,610 2,428 always on | ALFA TELECOM s.r.o. |
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 |
|---|---|---|---|---|---|---|
| 93.170.0.0/15 | 131,072 | CZ-ALFATELECOM-20080320 | ALFA TELECOM s.r.o. (ORG-ATS13-RIPE) · CZ | ALLOCATED PA | Mar 20, 2008 | abuse@ |
| └ 93.170.143.0/24 | 256 | ITRANSITION-NET | Itransition CJSC (ORG-IC70-RIPE) · BY | ASSIGNED PA | Jan 19, 2015 | network. |
Network & registry
IPv4 market
Holder
- Organization
- ALFA TELECOM s.r.o.
- Handle
- ORG-ATS13-RIPE
- Range
- 93.
170. 0. 0/ 15 - Registration type
- ALLOCATED PA
- Record created
- Mar 20, 2008
Origin network
AS41245
BY
- Name
- Itransition CJSC
- Type
- Business
- Registered
- Jan 20, 2015
- Domain
- itransition.com
- Industry
- Software Development
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Feb 2015
- Current origin since
- Feb 2015 · 12 yr
- Origin networks
- 2
- Last change of origin
- Oct 2016
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 93.170.143.0/24 | AS41245 | /24 | RIPE | RPKI valid |
| 93.170.0.0/15 | AS44546 | /24 | RIPE | Another network |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS41245 | RIPE | RIPE-DB-MNT | Jul 2, 2025 |
Whois
Registration for this announcement
- Range
- 93.
170. 143. 0/ 24 - Netname
- ITRANSITION-NET
- Registrant
- Itransition CJSC
- Registrant country
- BY
- Organization
- Itransition CJSC (ORG-IC70-RIPE)
- Org country
- BY
- Type
- ASSIGNED PA
- Created
- Jan 19, 2015
- Updated
- May 27, 2026
- Maintainer
- RIPE-DB-MNT
- RIR
- RIPE NCC
- Country
- CZ
- Delegated
- Mar 20, 2008
- Status
- assigned
Report abuse
Abuse contact
- network.
administrators@ itransition. com - Name
- ITRANSITION CJSC NOC
- Handle
- ICN6-RIPE