andreasc.dk
📜 Historical scan 2026-06-16 12:52:59  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   74ms
NameserverIP addressesPTRASN / ISP
ns01.one.com — — —
ns02.one.com — — —
🌍 A Records2 records   107ms
IPTTLPTRASNISP / OrgCIDRCountryCity
192.30.252.153 — lb-192-30-252-153-iad.github.com AS36459 GitHub, Inc. 192.30.252.0/22 🇺🇸 United States —
192.30.252.154 — lb-192-30-252-154-iad.github.com AS36459 GitHub, Inc. 192.30.252.0/22 🇺🇸 United States —
📧 MX Records5 records   92ms
PriorityTTLMail ServerIP addressesPTRASN
1 — aspmx.l.google.com 64.233.164.27 lf-in-f27.1e100.net AS15169 Google LLC
5 — alt1.aspmx.l.google.com 172.253.158.27 so-in-f27.1e100.net AS15169 Google LLC
5 — alt2.aspmx.l.google.com 172.253.158.26 so-in-f26.1e100.net AS15169 Google LLC
10 — aspmx2.googlemail.com 192.178.211.26 lcbomp-in-f26.1e100.net AS15169 Google LLC
10 — aspmx3.googlemail.com 142.251.127.27 lcfrai-in-f27.1e100.net AS15169 Google LLC
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records2 records   441ms
TXT Record
TAILSCALE-3NFrIYWemAZJBnxduL6f
v=spf1 include:_spf.google.com ~all
✉️ SPF
PolicyRecord (andreasc.dk)
~all (soft fail) v=spf1 include:_spf.google.com ~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)
🔐 DNSSEC248ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA92ms
FieldValue
Serial2026061301
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
74ms
A
107ms
MX
92ms
AAAA
88ms
TXT
441ms
CAA
91ms
HTTPS
78ms
TLSA
133ms
SOA
92ms
MTA-STS
60ms
DNSSEC
248ms
SRV
0ms
Total
1966ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-28 02:43:06 834ms 2 NS 2 A 5 MX 🔒 Secure View
2026-08-18 10:09:46 14146ms 2 NS 2 A 5 MX 🔒 Secure View
2026-08-13 21:40:56 1391ms 2 NS 2 A 5 MX 🔒 Secure View
2026-07-15 12:16:20 1128ms 2 NS 2 A 5 MX 🔒 Secure View
2026-07-02 00:32:13 822ms 2 NS 2 A 5 MX 🔒 Secure View
2026-06-16 12:52:59 1966ms 2 NS 2 A 5 MX 🔒 Secure View
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