RDAP / Whois lookup

Look up authoritative registration records for a domain, IP, network prefix or ASN. Subdomains are resolved to their registrable domain automatically.

201.131.128.0/21

Record foundLACNIC

201.131.128.0 - 201.131.135.255ASSIGNED

RDAP is structured authoritative registration data. Registration records and contacts do not establish current routing, device location or network safety.

Queried at11/8/2026, 14:26:48Local authoritative snapshot

BGP routes RPKI check Prefix profile

Resource type: Network prefix
Registry: LACNIC
Registration country / region: Not provided by registry
Registration status: Active
Registered at: 3/12/2012, 18:31:03
Last changed: 3/12/2012, 18:31:03

Resource range201.131.128.0 – 201.131.135.255Network prefix

Resource records1CIDR count

Public contacts2Published by the registry

Registry events2Authoritative change record

Authoritative registration details

Registry handle: 201.131.128.0/21
Name: 201.131.128.0 - 201.131.135.255
Allocation type: ASSIGNED
Parent handle: 201.0.0.0/8
Whois server: whois.lacnic.net
Authoritative RDAP host: rdap.lacnic.net

Address and number range

Resource range: 201.131.128.0 – 201.131.135.255
Address family: IPv4
Resource records: 1
CIDR inventory: 201.131.128.0/21

Registration entities and contacts

Only public fields from the authoritative RDAP response are shown. Roles are assigned by the registry.

2 entities

Registrant

Instituto Jalisciense de Tecnologias de la Informacion A.C.MX-IJTL1-LACNIC

+52 3330307070

Loc. Z Colonia Jardines de Plaza del Sol · Av. Lopez Mateos Sur · Guadalajara · 44510 · MX

AdministrativeTechnicalAbuse

Leonardo Ledon CasasJSC6

lledon@ijalti.org.mx+52 3330307455

Jardines de Plaza del Sol. Local Z · Av. Lopez Mateos Sur · Guadalajara · 44510 · MX

Registration and change events

2 events

Event	Time (UTC)	Actor
Registration	3/12/2012, 18:31:03	Not provided by registry
Last changed	3/12/2012, 18:31:03	Not provided by registry

Terms and remarks

Registry notices are shown verbatim so their authoritative meaning is not altered.

3 notices

Registry noticeNetwork: 201.131.128.0/21

Leasingleased=false

Terms and ConditionsThis is the LACNIC RDAP service. Objects are in RDAP format.

CHA.LA authoritative RDAP snapshotIANA Bootstrap only locates the responsible registration service. Data comes from the corresponding RIR or domain registry and is cached locally by query target.Authoritative source: LACNIC · rdap.lacnic.net