conceptcph.dk DNS records

🖥️ Nameservers2 records 28ms

Nameserver	IP addresses	PTR	ASN / 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 Records

🌍

No A records found

📧 MX Records5 records 32ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	aspmx.l.google.com	2a00:1450:4010:c1c::1a 64.233.163.26	la-in-f26.1e100.net lj-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
20	3600s	alt1.aspmx.l.google.com	192.178.158.27 2404:6800:4013:813::1a	lcdels-in-f27.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
20	3600s	alt2.aspmx.l.google.com	173.194.41.26 173.194.41.26 2404:6800:4001:c01::1a	yukulwh-in-f26.1e100.net mad01s14-in-f26.1e100.net yukulwh-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
30	3600s	aspmx2.googlemail.com	192.178.158.27 2404:6800:4013:813::1a	lcdels-in-f27.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	3600s	aspmx3.googlemail.com	173.194.41.26 173.194.41.26 2404:6800:4001:c01::1a	yukulwh-in-f26.1e100.net mad01s14-in-f26.1e100.net yukulwh-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	concept.dk → 104.21.9.245
🔶 Autoconfig	concept.dk → 104.21.9.245

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 187ms

TXT Record
google-site-verification=AavjqNxamOZyKto9SZ2EKABzbjtGSMhQABTDeQ8AOI8

✉️ 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

Type	Name	Value
CNAME	_acme-challenge.conceptcph.dk	concept.dk

🔗 TLSA / DANE

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC88ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA0ms

Field	Value
Serial	2026081301
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

28ms

A

48ms

MX

32ms

AAAA

41ms

TXT

187ms

CAA

53ms

HTTPS

43ms

TLSA

80ms

SOA

0ms

MTA-STS

90ms

DNSSEC

88ms

SRV

71ms

Total

997ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 12:34:24	997ms	2 NS 0 A 5 MX	🔒 Secure	View
2026-08-27 08:28:52	879ms	2 NS 0 A 5 MX	🔒 Secure	View
2026-08-14 23:47:24	1392ms	2 NS 0 A 5 MX	🔒 Secure	View
2026-07-15 04:11:07	1265ms	2 NS 0 A 5 MX	🔒 Secure	View
2026-06-16 23:16:23	65535ms	2 NS 0 A 5 MX	🔒 Secure	View
2026-06-16 22:11:56	1921ms	2 NS 0 A 5 MX	⚠️ Bogus	View
2026-06-16 22:10:02	660ms	2 NS 0 A 5 MX	🔒 Secure	View
2026-06-16 22:01:38	620ms	2 NS 0 A 5 MX	🔒 Secure	View