hammerich.dk

📜 Historical scan 2026-08-28 00:34:53 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

hammerich.dk is a .dk domain served by 3 nameservers (ns1.nordicnumber.com, ns2.nordicnumber.com, ns3.nordicnumber.com). It was registered on 31 January 1997 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 91.198.138.10 is hosted by Contabo GmbH (AS51167) in France. Mail is handled by hammerich-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, has no 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#

3 records 59ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.nordicnumber.com	91.198.138.46	ns1.nordicnumber.com	AS51167 Contabo GmbH
ns2.nordicnumber.com	91.198.138.47	ns2.nordicnumber.com	AS51167 Contabo GmbH
ns3.nordicnumber.com	213.136.93.70	ns3.nnhosting.eu	AS51167 Contabo GmbH

🌍 A Records#

1 records 65ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
91.198.138.10	900s	—	AS51167	Contabo GmbH	91.198.138.0/24	🇫🇷 France	Lauterbourg

📧 MX Records#

1 records 72ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	hammerich-dk.mail.protection.outlook.com	2a01:111:f403:ca04::6 2a01:111:f403:ca04::d 2a01:111:f403:ca04::e 2a01:111:f403:ca04::f 52.101.103.140 52.101.68.15 52.101.73.11 52.101.73.6	mail-db4pr02cu00406.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-db8pr02cu00106.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-am1pr04cu00103.inbound.protection.outlook.com mail-am6pr04cu00306.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.56

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 136ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

2 records 389ms

TXT Record
Hosted by Nordic Number Hosting - http://www.nordicnumber.com/
v=spf1 a mx ptr include:spf.nnhosting.eu include:spf.nordicnumber.com include:spf.protection.outlook.com include:servers.mcsv.net -all

✉️ SPF#

Policy	Record (hammerich.dk)
-all (hard fail)	v=spf1 a mx ptr include:spf.nnhosting.eu include:spf.nordicnumber.com include:spf.protection.outlook.com include:servers.mcsv.net -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#

latest probe, not this scan · checked 2026-10-07 14:53:51

www CNAME	hammerich.dk (all on hammerich.dk) → 91.198.138.10 (AS51167)
www vs bare domain	Same network hammerich.dk: 91.198.138.10 (AS51167) www.hammerich.dk: 91.198.138.10 (AS51167)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 11/10 · policy: -all

warn "ptr" is slow, unreliable and discouraged (RFC 7208 §5.5)
error 11 DNS lookups: the limit is 10, so a receiver whose evaluation gets past the 10th returns permerror (SPF fails)

🔗 TLSA / DANE#

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

🔐 DNSSEC#

118ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

0ms

Field	Value
Serial	2018050214
Primary NS (MNAME)	ns1.nordicnumber.com
Responsible (RNAME)	hostmaster@nordicnumber.com
Refresh	3600s
Retry	600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-16 01:51:29

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1997-01-31
Expires	2027-03-31 (163d)

🔗 Same registrant#

0 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

59ms

65ms

72ms

AAAA

55ms

TXT

389ms

CAA

64ms

HTTPS

73ms

TLSA

368ms

SOA

0ms

MTA-STS

97ms

DNSSEC

118ms

SRV

136ms

Total

1402ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-07 14:53:51	3530ms	3 NS 1 A 1 MX	🔓 Insecure
2026-09-30 19:08:41	854ms	3 NS 1 A 1 MX	🔓 Insecure
2026-09-30 08:22:20	1147ms	3 NS 1 A 1 MX	🔓 Insecure
2026-09-25 06:14:44	1311ms	3 NS 1 A 1 MX	🔓 Insecure
2026-09-04 04:28:16	1431ms	3 NS 1 A 1 MX	🔓 Insecure
2026-08-28 00:34:53 shown	1402ms	3 NS 1 A 1 MX	🔓 Insecure
2026-07-23 07:27:27	4241ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-17 10:40:03	2968ms	3 NS 1 A 1 MX	🔓 Insecure