dohrmann.dk

📜 Historical scan 2026-06-17 04:05:08 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

dohrmann.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 23 May 2000 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 89.150.156.112 is hosted by Hiper A/S (AS203953) in Denmark. Mail is handled by mail.dohrmann.dk, mail6.dohrmann.dk. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 44ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	—	—	—
ns02.one.com	—	—	—

🌍 A Records#

1 records 44ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
89.150.156.112	—	mail.dohrmann.dk	AS203953	Hiper A/S	89.150.128.0/18	🇩🇰 Denmark	—

📧 MX Records#

2 records 44ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
5	—	mail.dohrmann.dk	89.150.156.112	mail.dohrmann.dk	AS203953 Hiper A/S
10	—	mail6.dohrmann.dk	89.150.156.112	mail.dohrmann.dk	AS203953 Hiper A/S

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 135ms

TXT Record
v=spf1 ip4:89.150.156.112 mx a ~all

✉️ SPF#

Policy	Record (dohrmann.dk)
~all (soft fail)	v=spf1 ip4:89.150.156.112 mx a ~all

📨 DMARC#

Policy	Record (_dmarc.dohrmann.dk)
p=quarantine	v=DMARC1;p=quarantine;pct=100;ruf=mailto:jan@dohrmann.dk

📬 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#

latest probe, not this scan · checked 2026-10-11 02:48:05

www	89.150.156.112 (AS203953) (address records, no CNAME)
www vs bare domain	Same network dohrmann.dk: 89.150.156.112 (AS203953) www.dohrmann.dk: 89.150.156.112 (AS203953)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
dkim	—	RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

169ms

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

🏷️ SOA#

42ms

Field	Value
Serial	2026061001
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-11 02:56:55

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2000-05-23
Expires	2027-06-30 (252d)

📋 WHOIS#

⏱️ Lookup Timing#

44ms

AAAA

44ms

TXT

135ms

CAA

43ms

HTTPS

46ms

TLSA

708ms

SOA

42ms

MTA-STS

148ms

DNSSEC

169ms

SRV

0ms

Total

1130ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-11 02:48:05	1206ms	2 NS 1 A 2 MX	🔒 Secure
2026-09-29 16:48:37	3145ms	2 NS 1 A 2 MX	🔒 Secure
2026-09-15 11:16:28	2741ms	2 NS 1 A 2 MX	🔒 Secure
2026-08-10 11:04:09	2580ms	2 NS 1 A 2 MX	🔒 Secure
2026-07-17 09:24:04	12625ms	2 NS 1 A 2 MX	🔒 Secure
2026-07-14 04:38:50	10340ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-29 17:06:34	1303ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-27 23:49:22	1617ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-24 14:13:41	2316ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-24 05:29:06	1185ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-22 11:59:01	1589ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-17 04:05:08 shown	1130ms	2 NS 1 A 2 MX	🔒 Secure