Data as of Nov 13, 2026
138.4.220.0/24
5 residential-proxy exits · 30 daysEntidad Publica Empresarial Red.es · space held by Universidad Politecnica de Madrid
Residential-proxy exits
Proxy exits
5
2.0% of its addresses · 30 days
Providers
3
selling exits here
Oct 14, 2026 – Nov 12, 2026
Exits seen per day
8 observations
Proxy providers listing exits
- Byteful
- FastProxy
- ThunderProxy
Network & registry
Announced by
Covering announcement 138.4.0.0/16
- Prefix
- 138.4.0.0/16
- Announced by
- AS766 Entidad Publica Empresarial Red.es
- Type
- Business
- Proxy exits
- 75
- RPKI
- RPKI valid
- Netname
- UPM
- Registrant
- Universidad Politecnica de Madrid
- RIR
- RIPE NCC
Origin network
AS766
ES
- Name
- Entidad Publica Empresarial Red.es
- Type
- Education
- Registered
- Sep 1, 1993
- Domain
- rediris.es
- Website
- www.rediris.es
- Industry
- Human Rights and Social Advocacy (Human Rights, Environment and Wildlife Conservation, Other)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 138.4.0.0/16
138.4.0.0/16
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- May 2005 · 22 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 138.4.0.0/16 | AS766 | /16 | RIPE | RPKI valid |
IRR
Route objects on 138.4.0.0/16
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS766 | RIPE | UPM | REDIRIS-NMC | Dec 13, 2005 |
Whois
Registration for this announcement
- Range
- 138.
4. 0. 0/ 16 - Netname
- UPM
- Registrant
- Universidad Politecnica de Madrid
- Registrant country
- ES
- Organization
- Universidad Politecnica de Madrid (ORG-UPDM2-RIPE)
- Org country
- ES
- Type
- LEGACY
- Created
- Not stated by the registry
- Updated
- Aug 19, 2026
- Maintainer
- RIPE-NCC-LEGACY-MNT
- RIR
- RIPE NCC
- Country
- ES
- Delegated
- Jan 20, 1990
- Status
- assigned
Report abuse
Abuse contact
- cert@
iriscert. es - Name
- RedIRIS Organizations Abuse contact
- Handle
- IRIS5-RIPE