skærmguide.dk xn--skrmguide-h3a.dk
Last scanned: 2026-08-27 18:58:50  ·  694ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   78ms
NameserverIP addressesPTRASN / ISP
ns1.eurodns.com 199.167.66.107
2610:1c8:b002::107		 ns1.eurodns.com
ns1.eurodns.com		 AS23393 NuCDN LLC
AS23393 NuCDN LLC
ns2.eurodns.com 104.37.178.107
2610:1c8:b001::107		 ns2.eurodns.com
ns2.eurodns.com		 AS23393 NuCDN LLC
AS23393 NuCDN LLC
ns3.eurodns.com 199.167.66.108
2610:1c8:b002::108		 ns3.eurodns.com
ns3.eurodns.com		 AS23393 NuCDN LLC
AS23393 NuCDN LLC
ns4.eurodns.com 104.37.178.108
2610:1c8:b001::108		 ns4.eurodns.com
ns4.eurodns.com		 AS23393 NuCDN LLC
AS23393 NuCDN LLC
🌍 A Records1 records   53ms
IPTTLPTRASNISP / OrgCIDRCountryCity
162.159.135.42 3600s — AS13335 Cloudflare, Inc. 162.159.128.0/19 🇺🇸 United States —
📧 MX Records1 records   58ms
PriorityTTLMail ServerIP addressesPTRASN
0 3600s .  Null MX — domain accepts no email (RFC 7505)
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   326ms
TXT Record
v=spf1 -all
✉️ SPF
PolicyRecord (skærmguide.dk)
-all (hard fail) v=spf1 -all
📨 DMARC
PolicyRecord (_dmarc.skærmguide.dk)
p=reject v=DMARC1; p=reject;
📬 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.skærmguide.dk xn--skrmguide-h3a.dk.kinstavalidation.app
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC103ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2025070103
Primary NS (MNAME)ns1.eurodns.com
Responsible (RNAME)hostmaster@eurodns.com
Refresh43200s
Retry7200s
Expire1209600s
Minimum (neg-cache TTL)86400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
78ms
A
53ms
MX
58ms
AAAA
70ms
TXT
326ms
CAA
57ms
HTTPS
67ms
TLSA
89ms
SOA
0ms
MTA-STS
80ms
DNSSEC
103ms
SRV
85ms
Total
694ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 18:58:50 694ms 4 NS 1 A 1 MX 🔓 Insecure View
2026-08-26 10:27:55 731ms 4 NS 1 A 1 MX 🔓 Insecure View
2026-07-01 11:25:14 840ms 4 NS 1 A 1 MX 🔓 Insecure View
2026-06-26 02:06:15 759ms 4 NS 1 A 1 MX 🔓 Insecure View
2026-06-23 03:53:26 916ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-23 01:54:36 807ms 4 NS 1 A 1 MX ❓ Unknown View
2026-06-18 03:28:39 660ms 4 NS 1 A 0 MX 🔒 Secure View
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