atcdata.dk

Records from scan: 2026-10-08 00:10:07 · 576ms total · last checked 2026-10-20 23:50 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

atcdata.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 83.136.91.136 is hosted by GlobalConnect A/S (AS31027) in Denmark. Mail is handled by smtp.atcdata.dk, smtp2.atcdata.dk. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 14ms

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#

1 records 41ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
83.136.91.136	10800s	web01.atcdata.dk	AS31027	GlobalConnect A/S	83.136.88.0/21	🇩🇰 Denmark	Hornslet

📧 MX Records#

2 records 34ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	10800s	smtp.atcdata.dk	83.136.91.140	smtp.atcdata.dk	AS31027 GlobalConnect A/S
20	10800s	smtp2.atcdata.dk	83.136.91.158	mail.atcdata.dk	AS31027 GlobalConnect A/S

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	83.136.91.136
🔶 Autoconfig	83.136.91.136

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 163ms

TXT Record
v=spf1 ip4:83.136.91.133/27 include:spf.simply.com include:web.shared.mysmtp.com -all

✉️ SPF#

Policy	Record (atcdata.dk)
-all (hard fail)	v=spf1 ip4:83.136.91.133/27 include:spf.simply.com include:web.shared.mysmtp.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

🧩 Web & zone#

checked 2026-10-08 00:10:07

www	83.136.91.136 (AS31027) (address records, no CNAME)
www vs bare domain	Same network atcdata.dk: 83.136.91.136 (AS31027) www.atcdata.dk: 83.136.91.136 (AS31027)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 5/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

64ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

26ms

Field	Value
Serial	2026100101
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 yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

14ms

41ms

34ms

AAAA

47ms

TXT

163ms

CAA

28ms

HTTPS

37ms

TLSA

79ms

SOA

26ms

MTA-STS

46ms

DNSSEC

64ms

SRV

56ms

Total

576ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-08 00:10:07 shown	576ms	2 NS 1 A 2 MX	🔒 Secure
2026-10-01 22:00:41	2160ms	2 NS 1 A 2 MX	🔒 Secure
2026-09-30 21:56:04	1019ms	2 NS 1 A 2 MX	🔒 Secure
2026-09-28 06:39:09	627ms	2 NS 1 A 2 MX	🔒 Secure
2026-09-23 23:36:28	1705ms	2 NS 1 A 2 MX	🔒 Secure
2026-09-20 09:09:45	3530ms	2 NS 1 A 2 MX	🔒 Secure
2026-09-03 21:10:14	2524ms	2 NS 1 A 2 MX	🔒 Secure
2026-08-27 00:17:26	641ms	2 NS 1 A 2 MX	🔒 Secure
2026-08-26 04:41:44	701ms	2 NS 1 A 2 MX	🔒 Secure
2026-07-02 00:19:54	1771ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-16 13:47:11	632ms	2 NS 1 A 2 MX	🔒 Secure