Contacts

  • Holder, administrative and technical

    REDACTED FOR PRIVACY COV004516-OPENP

  • Registrar

    Registrar.eu 0000

    Hofplein 20
    Rotterdam
    3032AC

  • Abuse

    [email protected] ABUSE-SIDN

    abuse@registrar.eu

    +31.104482297

Website

Answer
200 OKin 98 ms
Ends at
https://defion.security/nl/
Redirects
  • https://computest.nl/ (301)
  • https://www.computest.nl/ (301)
Title
DEFION Security | Cybersecurity Nederland
Server
cloudflare
Protocols
HTTP/2, HTTP/3
Certificate
Let's Encrypt (YE2) for computest.com, computest.nl, hacking.career, performr.nl, pine.nl and sector7.computest.nl, valid until
www
Redirects to https://defion.security/nl/ (301)

DNS records

computest.nl

A
TTL 1 hour
AAAA
TTL 1 hour
MX
TTL 1 hour
NS
TTL 1 hour
TXT
  • MS=ms24231019
  • apple-domain-verification=sC7QNgnpc5KUdTSx
  • f9041d9193254e9eea64a79303ba53c5.computest.nl
  • google-site-verification=dAGXtAx4VyD0jlMlVtWnBlecsZRHSZ9sUJ7eitXjdB4
  • google-site-verification=yZNSIVDE6lEnLV8Dg6A0TCEx9SdQif2VzjZi-NK-4WY
  • openai-domain-verification=dv-ERcQodB9yVaJ8rdXSfDu9Q6Q
  • tresorit-verification=urbSIcm8sAGYAv5cYKUITGpxIj2cEP9k0TIotb1iiWA
  • v=spf1 include:spf.protection.outlook.com include:_spf.salesforce.com -all
TTL 5 min
SOA
  • Primary server
    ns1.dnszones.eu
    Contact
    hostmaster@dnszones.eu
    Serial
    2026031338
    Refresh
    8 hours
    Retry
    2 hours
    Expire
    7 days
    Negative TTL
    1 hour
TTL 1 hour
CAA
None: any certificate authority may issue for this name

www.computest.nl

A
TTL 1 hour
AAAA
TTL 1 hour

_dmarc.computest.nl

TXT
  • v=DMARC1; p=reject; sp=reject;
TTL 5 min

As ns3.dnszones.be answers them

Reputation

Domain blocklists

  • Spamhaus DBL Not listed
  • SURBL Not listed
  • URIBL Not listed

Rankings

1,090,892 Tranco rank down from 982,652 on 2026-09-21
5.41Open PageRank, out of 10
261,059Open PageRank position
115Referring domains

From Tranco and Open PageRank

DNSSEC

Every link from the root to computest.nl verifies.

. Verified

  • Found 3 DNSKEY records for .
  • DS=20326/SHA-256 verifies DNSKEY=20326/SEP
  • DS=38696/SHA-256 verifies DNSKEY=38696/SEP
  • Found 1 RRSIGs over DNSKEY RRset
  • RRSIG=38696 and DNSKEY=38696/SEP verifies the DNSKEY RRset

nl Verified

  • Found 1 DS records for nl in the . zone
  • DS=17153/SHA-256 has algorithm ECDSAP256SHA256
  • Found 1 RRSIGs over DS RRset
  • RRSIG=8763 and DNSKEY=8763 verifies the DS RRset
  • Found 2 DNSKEY records for nl
  • DS=17153/SHA-256 verifies DNSKEY=17153/SEP
  • Found 1 RRSIGs over DNSKEY RRset
  • RRSIG=17153 and DNSKEY=17153/SEP verifies the DNSKEY RRset

computest.nl Verified

  • Found 1 DS records for computest.nl in the nl zone
  • DS=35302/SHA-256 has algorithm RSASHA256
  • Found 1 RRSIGs over DS RRset
  • RRSIG=60847 and DNSKEY=60847 verifies the DS RRset
  • Found 2 DNSKEY records for computest.nl
  • DS=35302/SHA-256 verifies DNSKEY=35302/SEP
  • Found 1 RRSIGs over DNSKEY RRset
  • RRSIG=35302 and DNSKEY=35302/SEP verifies the DNSKEY RRset
  • Found 1 RRSIGs over SOA RRset
  • RRSIG=9108 and DNSKEY=9108 verifies the SOA RRset