Data as of Nov 9, 2026
188.120.109.0/24
No anonymizer space · no proxy exits in 30 daysA1 Srbija d.o.o. Beograd
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 188.120.96.0/20 since Jul 2023 | AS44143 | Residential | 2,321 42 always on | A1 Srbija d.o.o. Beograd |
Registrations in this block
The registry's network records over this block, widest first, each under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 188. | 6,144 | RS-NOVIOP-20090427 | A1 Srbija d.o.o. Beograd (ORG-TD12-RIPE) · RS | ALLOCATED PA | May 14, 2021 | zloupotreba@ |
| └ 188.120.109.0/24 | 256 | A1_ | unknown | ASSIGNED PA | Mar 25, 2019 | zloupotreba@ via RS-NOVIOP-20090427 |
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
Announced by
Covering announcement 188.120.104.0/21
- Prefix
- 188.120.104.0/21
- Announced by
- AS44143 A1 Srbija d.o.o. Beograd
- Type
- Residential
- Proxy exits
- 277
- Always-on exits
- 33
- RPKI
- RPKI valid
- Netname
- RS-NOVIOP-20090427
- Registrant
- A1 Srbija d.o.o. Beograd
- RIR
- RIPE NCC
Routing timeline
Covering aggregate above, the prefix's own history below
188.120.104.0/21
Routing history
- Pattern
- Stable
- First seen
- Oct 2022
- Current origin since
- Oct 2022 · 4.1 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 188.120.104.0/21 | AS44143 | /21 | RIPE | RPKI valid |
| 188.120.96.0/20 | AS44143 | /20 | RIPE | Too specific |
IRR
Route objects on 188.120.104.0/21
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS44143 | RIPE | A1 Serbia pool | ROUTE-SRB | May 6, 2021 |
Whois
Registration for this announcement
- Range
- 188.
120. 96. 0 - 188. 120. 119. 255 - Netname
- RS-NOVIOP-20090427
- Registrant
- A1 Srbija d.o.o. Beograd
- Registrant country
- RS
- Organization
- A1 Srbija d.o.o. Beograd (ORG-TD12-RIPE)
- Org country
- RS
- Type
- ALLOCATED PA
- Created
- May 14, 2021
- Updated
- Sep 14, 2026
- Maintainer
- RIPE-NCC-HM-MNT
- RIR
- RIPE NCC
- Country
- RS
- Delegated
- Apr 27, 2009
- Status
- assigned
Report abuse
Abuse contact
- zloupotreba@
a1. rs - Name
- A1 SERBIA ABUSE-C
- Handle
- VMA21-RIPE