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CIDR
/19 · 8.2K IPs
ASN
ITESO, A.C.
Reverse DNS
iteso.mx
Last scanned 9 hr ago
Blocklisted
Checking…
Scanning blocklists

Reputation · trust score

A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.

86/100
Trusted
How this score is built

Experimental · trust-vectors model v1.1.0 — a transparent heuristic, not a definitive verdict. How it works →

DNS records

Reverse DNS (PTR)
iteso.mx
Forward-confirmed (FCrDNS)
✓ Confirmed
PTR TTL
1800 s
Reverse DNS last checked
2026-07-19 04:52 UTC
Forward DNS last checked
2026-07-19 04:52 UTC

Forward DNS records for iteso.mx

TypeValuePriorityTTL
A 148.201.5.3 600s
MX iteso-mx.mail.protection.outlook.com 0
NS cheguevara.iteso.mx
NS ns.iteso.mx
NS ns3.iteso.mx
TXT 30d0v0qh00sz5bz9x2pypyngcc94j5b7
TXT EN0PowEaqvKBLmwgcQmLHxqLZpBCNbSl45FwvTCmFYdqOA2ufTwfzaa4qzi4oxCpEeORzkFePD27xHeXuOH2oQ==
TXT MS=ms91109713
TXT adobe-idp-site-verification=4c765a09e9ad072f6f45ddafa59285917be96d2c1a80cad722d7c2a07215f69b
TXT apple-domain-verification=UQ9Vp2jkHZdomgEM
TXT ciscocidomainverification=7ed61e92db39b90956ce47eb3bcafd615c380e3bf1a44952c77bd7408cb451c3
TXT facebook-domain-verification=kcmjfpqtm1f4ygkjk5qzr6itryhw4w
TXT google-site-verification=MGJgxkGfwzxYDRCA63FE9EdqN9uBGbTZcX1scFLSFCY
TXT google-site-verification=wJvmPuVRSegUFZUy5iGmMDr0OKF4LCuO4iQysl1XH6Y
TXT projectdiscovery-verification=a0d5b1539c
TXT v=DMARC1;p=quarantine;rua=mailto:dns@iteso.mx,mailto:0b6bfd5a6c@rua.easydmarc.com;ruf=mailto:dns@iteso.mx,mailto:0b6bfd5a6c@ruf.easydmarc.com;fo=1;
TXT v=spf1 include:spf.iteso.mx include:spf.protection.outlook.com include:aspmx.pardot.com -all
CAA issuewild digicert.com 0
every IP & sub-domain we've seen under this domain

Reverse & forward DNS collected by the WorldIP scanner fleet — FCrDNS confirms the PTR hostname resolves back to this IP.

Reverse DNS history

How this IP's reverse DNS (PTR) has changed over time, from our scans.

  1. iteso.mx stable — Jun 15, 2026 → present
  2. www.iteso.mx stable — Jun 12, 2026 → Jun 15, 2026

Network Allocation for 148.201.5.3

CIDR range
148.201.0.0/19
IP range (int)
2,496,200,704 — 2,496,208,895
Prefix length
/19
Organization
ITESO, A.C.
ASN
AS1831
ASN name
ITESO, A.C.
Location
Tlaquepaque, Jalisco, Mexico
Coordinates
20.586900, -103.345600
Accuracy radius
10 km
Postal code
45609
Regional Internet Registry
ARIN
Allocated
1991-06-07
Data source(s)
maxmind_city, maxmind_country, maxmind_asn, ipinfo_lite
Last updated
2026-07-11 09:23:28

Origin AS announcing the most-specific prefix that covers this IP, observed across our RIPE RIS collectors.

Announced prefix
Origin AS
Announcement samples
16,041
Last seen
2026-07-19 14:28:05

RIR Ownership History

Atom feed ⇲

Allocation changes captured weekly from regional internet registry (RIR) delegation files for ranges that have contained this IP.

Date Event From To
2026-05-10 RIR Transfer arin lacnic

See the full history for 148.201.0.0/16.

Frequently Asked Questions

Who owns 148.201.5.3?

148.201.5.3 is allocated to ITESO, A.C. (AS1831), registered in Tlaquepaque, Mexico.

Where is 148.201.5.3 located?

The geolocation for 148.201.5.3 maps to Tlaquepaque, Mexico based on MaxMind GeoLite2 data. Accuracy depends on the provider and may represent the ISP's regional hub rather than the exact endpoint.

What network is 148.201.5.3 on?

148.201.5.3 belongs to the 148.201.0.0/19 network block announced by AS1831. This range contains 8,192 addresses.

Does 148.201.5.3 have a reverse DNS record?

Reverse DNS (PTR) records are resolved live when you visit this page. If a PTR record exists, it appears in the Reverse DNS field above. PTR records map IP addresses back to hostnames and are commonly used for email authentication and network diagnostics.

Neighbors

Other addresses in the same /24.

Related

Last updated: 2026-07-19 14:40:15 UTC
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