sejersbogtryk.dk
Last scanned: 2026-08-26 23:38:37  ·  664ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   45ms
NameserverIP addressesPTRASN / ISP
ns1.atznet.dk 195.242.130.110
2001:67c:564:fffb::ffff		 ns1.atznet.dk
—		 AS62121 Christian Ebsen ApS
AS62121 Christian Ebsen ApS
ns2.atznet.dk 2a00:1b18:2:3:2::2
62.69.152.36		 ns2.atznet.dk
ns2.atznet.dk		 AS47527 DLX A/S
AS47527 DLX A/S
🌍 A Records
🌍
No A records found
📧 MX Records3 records   48ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mx4.spamfri.dk 193.200.91.108
2001:67c:564:fffd::4001		 mx4.spamfri.dk
mx4.spamfri.dk		 AS62121 Christian Ebsen ApS
AS62121 Christian Ebsen ApS
20 3600s mx2.spamfri.dk 193.200.91.109
2001:67c:564:fffd::2001		 mx2.spamfri.dk
mx2.spamfri.dk		 AS62121 Christian Ebsen ApS
AS62121 Christian Ebsen ApS
30 3600s mx3.spamfri.dk 2a00:1b18:2:3:fe::2
62.69.152.43
62.69.152.43		 mx3.spamfri.dk
43.34-46.152.69.62.in-addr.arpa
mx3.spamfri.dk		 AS47527 DLX A/S
AS47527 DLX A/S
AS47527 DLX A/S
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscoversejersbogtryk.dk
🔶 Autoconfigsejersbogtryk.dk
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   147ms
TXT Record
v=spf1 mx a include:_spf.atznet.dk -all
✉️ SPF
PolicyRecord (sejersbogtryk.dk)
-all (hard fail) v=spf1 mx a include:_spf.atznet.dk -all
📨 DMARC
PolicyRecord (_dmarc.sejersbogtryk.dk)
p=quarantine v=DMARC1; p=quarantine; aspf=s;
📬 MTA-STS
✗ No MTA-STS policy — SMTP TLS not enforced
📈 TLSRPT
✗ No TLSRPT record — no SMTP TLS failure reporting
📜 CAA Records
✗ No CAA records — any CA may issue certificates
🔏 ACME Challenge
TypeNameValue
CNAME _acme-challenge.sejersbogtryk.dk sejersbogtryk.dk
🔗 TLSA / DANE3 records   51ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx2.spamfri.dk DANE-EE · SPKI · SHA-256 6598C93F79B95376BB8099E9AC862167…
SMTP _25._tcp.mx3.spamfri.dk DANE-EE · SPKI · SHA-256 BBFB0694919290E5BC9D6E2C6F47D846…
SMTP _25._tcp.mx4.spamfri.dk DANE-EE · SPKI · SHA-256 4EE743A99328AEF5142706CA5FD3AD61…
🔐 DNSSEC80ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsresolution failed: ncache nxrrset
🏷️ SOA0ms
FieldValue
Serial2025100905
Primary NS (MNAME)ns1.atznet.dk
Responsible (RNAME)hostmaster@atznet.dk
Refresh86400s
Retry7200s
Expire3600000s
Minimum (neg-cache TTL)172800s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
45ms
A
43ms
MX
48ms
AAAA
28ms
TXT
147ms
CAA
43ms
HTTPS
49ms
TLSA
51ms
SOA
0ms
MTA-STS
59ms
DNSSEC
80ms
SRV
63ms
Total
664ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-26 23:38:37 664ms 2 NS 0 A 3 MX 🔒 Secure View
2026-06-27 23:34:37 2025ms 2 NS 0 A 3 MX 🔒 Secure View
2026-06-23 14:48:06 1871ms 2 NS 0 A 3 MX 🔒 Secure View
2026-06-22 23:27:51 969ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-22 21:59:49 1090ms 2 NS 0 A 3 MX 🔒 Secure View
2026-06-17 14:39:35 1528ms 2 NS 0 A 3 MX 🔒 Secure View
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