gartnergottlieb.dk

Records from scan: 2026-10-16 15:32:51 · 777ms total · last checked 2026-10-17 15:33 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

gartnergottlieb.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 26 April 2007 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.21.41.142 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by gartnergottlieb-dk.mail.eo.outlook.com. The zone is DNSSEC-signed and validates, publishes a 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 41ms

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 42ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.41.142	600s	linux18.curanet.dk	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records#

1 records 30ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	43200s	gartnergottlieb-dk.mail.eo.outlook.com	2a01:111:f403:ca04::9 2a01:111:f403:ca09::26 2a01:111:f403:ca21::10 2a01:111:f403:ca48::a 52.101.103.143 52.101.181.153 52.101.68.12 52.101.73.155	mail-db7pr03cu00601.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-matpr05cu00100.inbound.protection.outlook.com mail-miypr02cu00202.inbound.protection.outlook.com mail-miypr03cu00107.inbound.protection.outlook.com mail-wa4pr04cu00101.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-am7pr02cu00203.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 → 52.98.149.152
🔶 Autoconfig	185.21.41.142

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 164ms

TXT Record
v=spf1 IP4:185.21.41.142 ip4:62.243.129.134 mx a ptr include:spf.protection.outlook.com include:spf.curanet.dk ~all

✉️ SPF#

Policy	Record (gartnergottlieb.dk)
~all (soft fail)	v=spf1 IP4:185.21.41.142 ip4:62.243.129.134 mx a ptr include:spf.protection.outlook.com include:spf.curanet.dk ~all

📨 DMARC#

Policy	Record (_dmarc.gartnergottlieb.dk)
p=reject	v=DMARC1; p=reject;rua=mailto:4dim@gartnergottlieb.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#

checked 2026-10-16 15:32:51

www	185.21.41.142 (AS48854) (address records, no CNAME)
www vs bare domain	Same network gartnergottlieb.dk: 185.21.41.142 (AS48854) www.gartnergottlieb.dk: 185.21.41.142 (AS48854)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector1	selector1-gartnergottlieb-dk._domainkey.gottlieb50.onmicrosoft.com	RSA · ~1024 bit below 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: 7/10 · policy: ~all

warn "ptr" is slow, unreliable and discouraged (RFC 7208 §5.5)

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.gartnergottlieb.dk	B2sh_vW8HxHf9IEeWNt4Uday_ReGkqUexrzbhqGleGk

🔗 TLSA / DANE#

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

🔐 DNSSEC#

114ms

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

🏷️ SOA#

55ms

Field	Value
Serial	2026101501
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 2026-10-15 21:56:02

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2007-04-26
Expires	2027-04-30 (194d)

🔗 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#

41ms

42ms

30ms

AAAA

36ms

TXT

164ms

CAA

33ms

HTTPS

36ms

TLSA

104ms

SOA

55ms

MTA-STS

46ms

DNSSEC

114ms

SRV

58ms

Total

777ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-16 15:32:51 shown	777ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-30 00:39:00	806ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-26 03:16:52	655ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-14 11:54:45	1234ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-03 16:12:55	4624ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-25 04:49:15	4694ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-15 12:19:28	9205ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-16 15:02:59	2274ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-23 17:59:23	4671ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-20 04:10:27	1572ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 09:53:08	1240ms	2 NS 1 A 1 MX	🔒 Secure