Data as of Nov 8, 2026
143.20.12.0/24
No anonymizer space · no proxy exits in 30 daysJoel Reis da Conceicao trading as WebTejo · space held by Net and Grid Research, LLC
IPv4 market
Path
2 · Leased from
4 · Use
Hosting
Lineage
How this block came to its use, oldest first. The whole IPv4 market →
143.20.12.0/24
From the registry to its use
- Apr 14, 2025Registry recordNet and Grid Research, LLCLEGACY143.20.0.0/16
- Jun 17, 2025– Aug 15, 2025
- Aug 16, 2025– Aug 27, 2025
- Aug 23, 2025Route objectIPXORIPE route object for AS214913 Joel Reis da Conceicao trading as WebTejo, maintainer NETUTILS-MNT
- Aug 23, 2025Route objectIPXORADB route object for AS214913 Joel Reis da Conceicao trading as WebTejo, maintainer MAINT-AS834
- Aug 28, 2025– today
- todayLeased fromIPXOIP broker
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 |
|---|---|---|---|---|---|---|
| 143.20.0.0/16 | 65,536 | us-netandgrid-19900805 | Net and Grid Research, LLC (ORG-NAGR1-RIPE) · US | LEGACY | Apr 14, 2025 | cthomas57@ |
| └ 143.20.0.0/17 | 32,768 | NET-143-20-0-0-17 | Internet Utilities Europe and Asia Limited (ORG-IL687-RIPE) · GB | LEGACY | Apr 17, 2025 | report@ |
| └ 143.20.12.0/24 | 256 | NET-143-20-12-0-24 | unknown | LEGACY | Aug 21, 2025 | report@ via NET-143-20-0-0-17 |
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
- Net and Grid Research, LLC
- Handle
- ORG-NAGR1-RIPE
- Range
- 143.
20. 0. 0/ 16 - Registration type
- LEGACY
- Record created
- Apr 14, 2025
- Legacy
- yes
Origin network
AS214913
PT
- Name
- Joel Reis da Conceicao trading as WebTejo
- Type
- Hosting
- Registered
- May 14, 2024
- Domain
- webtejo.pt
- Website
- webtejo.pt
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Rotating
- First seen
- Jun 2025
- Current origin since
- Aug 2025 · 1.2 yr
- Origin networks
- 3
- Last change of origin
- Aug 2025
Recorded history
History
- Handoffs
- 2
Whois
Registration for this announcement
- Range
- 143.
20. 12. 0/ 24 - Netname
- NET-143-20-12-0-24
- Registrant country
- PT
- Organization
- Not stated by the registry
- Type
- LEGACY
- Created
- Aug 21, 2025
- Updated
- Oct 13, 2025
- Maintainer
- netutils-mnt
- RIR
- RIPE NCC
- Country
- US
- Delegated
- Aug 5, 1990
- Status
- assigned
Report abuse
Abuse contact
- report@
abuseradar. com - Name
- Internet Utilities Abuse Contact
- Handle
- AR834