Data as of Nov 11, 2026
120.57.136.0/22
No anonymizer space · no proxy exits in 30 daysMahanagar Telephone Nigam Limited
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 120.57.0.0/16 since Dec 2010 | AS17813 | Residential | 778 | Mahanagar Telephone Nigam Limited |
Network & registry
Announced by
Covering announcement 120.57.128.0/20
- Prefix
- 120.57.128.0/20
- Announced by
- AS17813 Mahanagar Telephone Nigam Limited
- Type
- Residential
- RPKI
- RPKI valid
- Netname
- MTNL
- Registrant
- Mahanagar Telephone Nigam Limited
- RIR
- APNIC
Origin network
AS17813
IN
- Name
- Mahanagar Telephone Nigam Limited
- Type
- Internet provider
- Registered
- Jul 9, 2001
- Domain
- mtnl.net.in
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
120.57.128.0/20
Routing history
- Pattern
- Stable
- First seen
- Feb 2026
- Current origin since
- Feb 2026 · 9 mo
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 120.57.0.0/16 | AS17813 | /24 | APNIC | RPKI valid |
IRR
Route objects on 120.57.128.0/20
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS17813 | APNIC | Route Object | MAINT-IN-MTNL MAINT-IN-IRINN | Dec 14, 2025 |
Whois
Registration for this announcement
- Range
- 120.
56. 0. 0/ 13 - Netname
- MTNL
- Registrant
- Mahanagar Telephone Nigam Limited
- Registrant country
- IN
- Organization
- Mahanagar Telephone Nigam Limited
- Org country
- IN
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- Aug 11, 2025
- Maintainer
- MAINT-IN-IRINN
- RIR
- APNIC
- Country
- IN
- Delegated
- Mar 19, 2008
- Status
- assigned
Report abuse
Abuse contact
- abusemtnl@
bol. net. in - Name
- IRT-MTNL-IN
- Handle
- IRT-MTNL-IN