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CIDR
/19 · 8.2K IPs
ASN
Fundacao para a Ciencia e a Tecnologia, I.P.
Reverse DNS
snob-5g.av.it.pt
Last scanned 3 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)
snob-5g.av.it.pt
Forward-confirmed (FCrDNS)
✓ Confirmed
PTR TTL
3600 s
Reverse DNS last checked
2026-07-18 09:01 UTC
Forward DNS last checked
2026-07-18 09:01 UTC
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.

Network Allocation for 193.136.93.40

CIDR range
193.136.64.0/19
IP range (int)
3,246,931,968 — 3,246,940,159
Prefix length
/19
Organization
Fundacao para a Ciencia e a Tecnologia, I.P.
ASN
AS1930
ASN name
Fundacao para a Ciencia e a Tecnologia, I.P.
Location
Arruda dos Vinhos, Lisbon, Portugal
Coordinates
38.981600, -9.073400
Accuracy radius
20 km
Postal code
2630-110
Regional Internet Registry
RIPE
Allocated
1993-09-01
Data source(s)
maxmind_city, maxmind_asn, maxmind_country, ipinfo_lite
Last updated
2026-07-11 09:24:23

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

Announced prefix
Origin AS
Announcement samples
6,514
Last seen
2026-07-18 12:01:09

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 New Allocation PT

See the full history for 193.136.0.0/15.

Frequently Asked Questions

Who owns 193.136.93.40?

193.136.93.40 is allocated to Fundacao para a Ciencia e a Tecnologia, I.P. (AS1930), registered in Arruda dos Vinhos, Portugal.

Where is 193.136.93.40 located?

The geolocation for 193.136.93.40 maps to Arruda dos Vinhos, Portugal 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 193.136.93.40 on?

193.136.93.40 belongs to the 193.136.64.0/19 network block announced by AS1930. This range contains 8,192 addresses.

Does 193.136.93.40 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: 2026-07-18 09:06:57 UTC
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