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CIDR
/22 · 1.0K IPs
ASN
Odido Netherlands B.V.
Reverse DNS
76-21-90-188.ftth.glasoperator.nl
Last scanned 8 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)
76-21-90-188.ftth.glasoperator.nl
Forward-confirmed (FCrDNS)
✓ Confirmed
PTR TTL
86400 s
Reverse DNS last checked
2026-07-18 12:56 UTC
Forward DNS last checked
2026-07-18 12:56 UTC

Forward DNS records for 76-21-90-188.ftth.glasoperator.nl

TypeValuePriorityTTL
A 188.90.21.76 172800s
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 188.90.21.76

CIDR range
188.90.20.0/22
IP range (int)
3,160,019,968 — 3,160,020,991
Prefix length
/22
Organization
Odido Netherlands B.V.
ASN
AS50266
ASN name
Odido Netherlands B.V.
Location
Rotterdam, South Holland, The Netherlands
Coordinates
51.961700, 4.547600
Accuracy radius
10 km
Postal code
3068
Regional Internet Registry
RIPE
Allocated
2009-05-11
Data source(s)
maxmind_city, maxmind_country, maxmind_asn, ipinfo_lite
Last updated
2026-07-11 09:24:15

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

Announced prefix
Origin AS
Announcement samples
5,021
Last seen
2026-07-17 02:44:41

Frequently Asked Questions

Who owns 188.90.21.76?

188.90.21.76 is allocated to Odido Netherlands B.V. (AS50266), registered in Rotterdam, The Netherlands.

Where is 188.90.21.76 located?

The geolocation for 188.90.21.76 maps to Rotterdam, The Netherlands 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 188.90.21.76 on?

188.90.21.76 belongs to the 188.90.20.0/22 network block announced by AS50266. This range contains 1,024 addresses.

Does 188.90.21.76 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 17:40:23 UTC
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