glas4u.dk
Last scanned: 2026-06-24 16:35:12  ·  2155ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   256ms
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
🌍 A Records1 records   236ms
IPTTLPTRASNISP / OrgCIDRCountryCity
3.137.118.22 3600s ec2-3-137-118-22.us-east-2.compute.amazonaws.com AS16509 Amazon.com, Inc. 3.128.0.0/10 🇺🇸 United States Columbus
📧 MX Records2 records   253ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mx-dfw.smtp.directrouter.com 3.23.202.173 mx1-ohi.smtp.directrouter.com AS16509 Amazon.com, Inc.
20 3600s mx-lon.smtp.directrouter.com 34.147.189.117 mx1-lon.smtp.directrouter.com AS396982 Google LLC
🔷 AAAA Records (IPv6)1 records   254ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2600:1f16:1d52:a302:1286:56bf:b5fc:335b 3600s — AS16509 Amazon.com, Inc. 2600:1f16:0:0:0:0:0:0/31 🇺🇸 United States Columbus
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   387ms
TXT Record
v=spf1 +a +mx +ip4:3.137.118.22 include:relay.mailchannels.net ~all
✉️ SPF
PolicyRecord (glas4u.dk)
~all (soft fail) v=spf1 +a +mx +ip4:3.137.118.22 include:relay.mailchannels.net ~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
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC362ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA245ms
FieldValue
Serial2024121600
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
256ms
A
236ms
MX
253ms
AAAA
254ms
TXT
387ms
CAA
270ms
HTTPS
250ms
TLSA
581ms
SOA
245ms
MTA-STS
261ms
DNSSEC
362ms
SRV
287ms
Total
2155ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-06-24 16:35:12 2155ms 3 NS 1 A 2 MX 🔒 Secure View
2026-06-23 14:18:24 3456ms 3 NS 1 A 2 MX 🔒 Secure View
2026-06-22 17:55:33 965ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-18 15:58:43 910ms 3 NS 1 A 2 MX 🔒 Secure View
2026-06-17 09:18:16 1584ms 3 NS 1 A 2 MX 🔒 Secure View
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