astrup-byg.dk
Last scanned: 2026-08-24 21:31:31  ·  585ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   32ms
NameserverIP addressesPTRASN / ISP
ns1.simply.com 2a02:2339:1:15c::4562:4562
91.197.248.78		 ns1.simply.com
ns1.simply.com		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns2.simply.com 185.25.141.15
2a02:2339:4006:101::4562:4562		 ns2.simply.com
ns2.simply.com		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns3.simply.com 91.197.248.79 ns3.simply.com AS48854 team.blue Denmark A/S
ns4.simply.com 91.197.248.80 ns4.simply.com AS48854 team.blue Denmark A/S
🌍 A Records1 records   36ms
IPTTLPTRASNISP / OrgCIDRCountryCity
162.159.134.42 3600s — AS13335 Cloudflare, Inc. 162.159.128.0/19 🇺🇸 United States —
📧 MX Records2 records   48ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mx1.scannet.dk 46.36.210.150 mx1.scannet.dk AS48854 team.blue Denmark A/S
20 3600s mx2.scannet.dk 94.231.106.222 mx2.scannet.dk AS48854 team.blue Denmark A/S
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover162.159.134.42
🔶 Autoconfigmaildiscover.simply.com → 94.231.108.222
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
🔌 SRV Records1 records   70ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 10 10 443 maildiscover.simply.com
📝 TXT Records1 records   220ms
TXT Record
v=spf1 a include:spf.scannet.dk ~all
✉️ SPF
PolicyRecord (astrup-byg.dk)
~all (soft fail) v=spf1 a include:spf.scannet.dk ~all
📨 DMARC
✗ No DMARC record — mail spoofing not restricted
📬 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.astrup-byg.dk astrup-byg.dk.kinstavalidation.app
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC85ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2025050803
Primary NS (MNAME)ns1.simply.com
Responsible (RNAME)hostmaster@simply.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
32ms
A
36ms
MX
48ms
AAAA
32ms
TXT
220ms
CAA
51ms
HTTPS
57ms
TLSA
59ms
SOA
0ms
MTA-STS
51ms
DNSSEC
85ms
SRV
70ms
Total
585ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-24 21:31:31 585ms 4 NS 1 A 2 MX 🔒 Secure View
2026-07-10 02:43:38 914ms 4 NS 1 A 2 MX 🔒 Secure View
2026-07-08 17:39:49 9582ms 4 NS 0 A 0 MX ⚠️ Bogus View
2026-07-01 23:46:06 808ms 4 NS 1 A 2 MX 🔒 Secure View
2026-06-16 13:47:12 574ms 4 NS 1 A 2 MX 🔒 Secure View
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