dalcon.dk
Last scanned: 2026-08-13 03:45:17  ·  5257ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   2038ms
NameserverIP addressesPTRASN / ISP
ns01.one.com 195.206.121.10
2001:67c:28cc::10		 ns01.one.com
ns01.one.com		 AS197495 One.com A/S
AS197495 One.com A/S
ns02.one.com 185.10.11.10
2001:67c:3c0::10		 ns02.one.com
ns02.one.com		 AS51468 One.com A/S
AS51468 One.com A/S
🌍 A Records1 records   49ms
IPTTLPTRASNISP / OrgCIDRCountryCity
212.10.202.175 600s — AS39642 Sinal A/S 212.10.0.0/16 🇩🇰 Denmark Haarby
📧 MX Records3 records   2038ms
PriorityTTLMail ServerIP addressesPTRASN
2 43200s aspmx.l.google.com 2a00:1450:4010:c0d::1a
2a00:1450:4010:c0d::1a
74.125.131.26		 lq-in-x1a.1e100.net
lq-in-f26.1e100.net
lu-in-f26.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
AS15169 Google LLC
5 43200s alt1.aspmx.l.google.com 192.178.158.27
2404:6800:4013:813::1b		 lcdels-in-f27.1e100.net
lcdels-in-f27.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
5 43200s alt2.aspmx.l.google.com 173.194.41.26
173.194.41.26
2404:6800:4001:c01::1a		 mad01s14-in-f26.1e100.net
yukulwh-in-f26.1e100.net
yukulwh-in-f26.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
AS15169 Google LLC
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscoverdalcon.dk → 212.10.202.175
🔶 Autoconfigdalcon.dk → 212.10.202.175
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records
📝
No TXT records found
✉️ SPF
✗ No SPF record — mail spoofing not restricted
📨 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.dalcon.dk dalcon.dk
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC86ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026081201
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
2038ms
A
49ms
MX
2038ms
AAAA
49ms
TXT
165ms
CAA
45ms
HTTPS
37ms
TLSA
288ms
SOA
0ms
MTA-STS
2055ms
DNSSEC
86ms
SRV
61ms
Total
5257ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-13 03:45:17 5257ms 2 NS 1 A 3 MX 🔒 Secure View
2026-07-19 05:29:24 8911ms 2 NS 1 A 3 MX 🔒 Secure View
2026-07-15 10:16:02 9123ms 2 NS 1 A 3 MX 🔒 Secure View
2026-07-02 12:38:36 761ms 2 NS 1 A 3 MX 🔒 Secure View
2026-06-26 02:44:21 916ms 2 NS 1 A 3 MX 🔒 Secure View
2026-06-16 23:46:07 745ms 2 NS 1 A 3 MX 🔒 Secure View
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