siel.nl

DNSSEC verified
Website up
Not on blocklists

Registrar

ZXCS

Registered on

2000-05-10

Last updated

2025-08-30

Name servers

Status

active

DNSSEC

Signed and verified

Visit siel.nl

Website

Answer: 200 OKin 128 ms
Title: SIEL boekhouden voor ZZP, BV, VoF vereniging en stichtingen. SEPA incasso en CRM
Server: Apache
Protocols: HTTP/1.1
Certificate: Let's Encrypt (YE2) for pay.siel.nl, siel.nl and www.siel.nl, valid until 2026-12-13
www: Answers itself (200 OK)

DNS records

31.134.204.79swx.sielsystems.nl

TTL 2 min

AAAA

2a12:4180:dc1:886::79no reverse DNS

TTL 2 min

10mx1.primerelay.net

TTL 2 min

TXT

v=spf1 a a:smtpout.acumulus.nl a:relay.primerelay.net a:mail.sielsystems.nl a:via.sielsystems.nl a:servicedesk.siel.nl a:relay.sielsystems.nl include:spf.sielsystems.nl -all

TTL 2 min

SOA

Primary server
ns1.sielsystems.nl
Contact
beheer@sielsystems.nl
Serial
2026110308
Refresh
20 min
Retry
10 min
Expire
14 days
Negative TTL
1 hour

TTL 2 min

CAA

issuecomodo.comcritical
issueletsencrypt.orgcritical

TTL 2 min

www.siel.nl

A: 31.134.204.79swx.sielsystems.nl; TTL 2 min
AAAA: 2a12:4180:dc1:886::79no reverse DNS; TTL 2 min

_dmarc.siel.nl

TXT: v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected];; TTL 2 min

As ns2.sielsystems.nl answers them

Reputation

Domain blocklists

Spamhaus DBL Not listed
SURBL Not listed
URIBL Not listed

Rankings

Not ranked Tranco rank

4.69Open PageRank, out of 10

211,551Open PageRank position

38Referring domains

From Tranco and Open PageRank

WHOIS

Domain name: siel.nl
Status:      active

Registrar:
   ZXCS
   Vondellaan 47
   2332AA Leiden
   Netherlands

DNSSEC:      yes

Domain nameservers:
   ns1.sielsystems.nl
   ns2.sielsystems.nl

Creation Date: 2000-05-10

Updated Date: 2025-08-30

Record maintained by: SIDN BV

DNSSEC

Every link from the root to siel.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

siel.nl Verified

Found 1 DS records for siel.nl in the nl zone
DS=23321/SHA-256 has algorithm ECDSAP384SHA384
Found 1 RRSIGs over DS RRset
RRSIG=60847 and DNSKEY=60847 verifies the DS RRset
Found 2 DNSKEY records for siel.nl
DS=23321/SHA-256 verifies DNSKEY=23321
Found 2 RRSIGs over DNSKEY RRset
RRSIG=19408 over the DNSKEY RRset was made with a key that is not trusted here
RRSIG=23321 and DNSKEY=23321 verifies the DNSKEY RRset
Found 1 RRSIGs over SOA RRset
RRSIG=23321 and DNSKEY=23321 verifies the SOA RRset