Contacts

  • Technical

    REDACTED FOR PRIVACY QDT000017-FIRST

  • Holder

    REDACTED FOR PRIVACY TEV003034-FIRST

  • Administrative

    REDACTED FOR PRIVACY PES004620-FIRST

  • Registrar

    Realtime Register 0000

    Burgemeester Drijbersingel 51
    Zwolle
    8021JB

  • Reseller

    Versio REDACTED-BY-SIDN

    Reaalhof 64
    Lelystad
    8232VS

Website

Answer
200 OKin 234 ms
Ends at
https://www.tendenz.nl/
Redirects
  • https://tendenz.nl/ (301)
Title
Act! CRM & Marketing Automation voor MKB - TendenZ
Server
openresty
Protocols
HTTP/2
Certificate
Sectigo Limited (Sectigo Public Server Authentication CA DV R36) for *.tendenz.nl and tendenz.nl, valid until
www
Answers itself (200 OK)

DNS records

tendenz.nl

A
TTL 10 min
MX
TTL 1 hour
NS
TTL 1 hour
TXT
TTL 10 min
SOA
  • Primary server
    ns-d.dns.versio.nl
    Contact
    domains@qdc.nl
    Serial
    2026110202
    Refresh
    4 hours
    Retry
    1 hour
    Expire
    14 days
    Negative TTL
    30 min
TTL 1 hour
CAA
None: any certificate authority may issue for this name

www.tendenz.nl

A
TTL 10 min

_dmarc.tendenz.nl

TXT
  • v=DMARC1; p=reject; pct=100; ri=86400; rua=mailto:dmarc@ferkoorie.nl; aspf=r;
TTL 1 hour

As dns-vs-18.dns.cldin.net answers them

Reputation

Domain blocklists

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

Rankings

2.05Open PageRank, out of 10
4,560,541Open PageRank position
7Referring domains

From Open PageRank

DNSSEC

Every link from the root to tendenz.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

tendenz.nl Verified

  • Found 1 DS records for tendenz.nl in the nl zone
  • DS=2212/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 tendenz.nl
  • DS=2212/SHA-256 verifies DNSKEY=2212/SEP
  • Found 2 RRSIGs over DNSKEY RRset
  • RRSIG=2212 and DNSKEY=2212/SEP verifies the DNSKEY RRset
  • RRSIG=17113 over the DNSKEY RRset was made with a key that is not trusted here
  • Found 2 RRSIGs over SOA RRset
  • RRSIG=17113 and DNSKEY=17113/SEP verifies the SOA RRset
  • RRSIG=2212 and DNSKEY=2212/SEP verifies the SOA RRset