gerts-auto.dk

📜 Historical scan 2026-08-29 19:35:11 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

gerts-auto.dk is a .dk domain served by 2 nameservers (cass.ns.cloudflare.com, max.ns.cloudflare.com). It was registered on 14 August 2002 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.53.155 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by gertsauto-dk01c.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a DMARC policy and is reachable over IPv6. 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 73ms

Nameserver	IP addresses	PTR	ASN / ISP
cass.ns.cloudflare.com	108.162.192.81 172.64.32.81 173.245.58.81 2606:4700:50::adf5:3a51 2803:f800:50::6ca2:c051 2a06:98c1:50::ac40:2051	cass.ns.cloudflare.com cass.ns.cloudflare.com cass.ns.cloudflare.com cass.ns.cloudflare.com cass.ns.cloudflare.com cass.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
max.ns.cloudflare.com	108.162.193.132 172.64.33.132 173.245.59.132 2606:4700:58::adf5:3b84 2803:f800:50::6ca2:c184 2a06:98c1:50::ac40:2184	max.ns.cloudflare.com max.ns.cloudflare.com max.ns.cloudflare.com max.ns.cloudflare.com max.ns.cloudflare.com max.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 86ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.53.155	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.214.159	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 88ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	300s	gertsauto-dk01c.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca04::f 2a01:111:f403:ca09::5 2a01:111:f403:ca09::e 52.101.103.137 52.101.68.29 52.101.68.32 52.101.73.1	mail-db7pr03cu00401.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-am7pr05cu00206.inbound.protection.outlook.com mail-miypr02cu00101.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-am3pr04cu00501.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)#

2 records 87ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::ac43:d69f	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::6815:359b	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 120ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.53.155,172.67.214.159 ech=AEX+DQBB1QAgACDBXA3HfBoG/clnPEBPhJi3hESTcL/+LINz2cJxu5VuQgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:d69f,2606:4700:3037::6815:359b

📝 TXT Records#

2 records 350ms

TXT Record
MS=ms99616240
v=spf1 include:spf.simply.com include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (gerts-auto.dk)
-all (hard fail)	v=spf1 include:spf.simply.com include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.gerts-auto.dk)
p=reject	v=DMARC1; p=reject;

📬 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 2026-10-17 11:06:06

www	104.21.53.155 172.67.214.159 2606:4700:3030::ac43:d69f 2606:4700:3037::6815:359b (AS13335) (address records, no CNAME)
www vs bare domain	Same network gerts-auto.dk: 104.21.53.155 172.67.214.159 2606:4700:3030::ac43:d69f 2606:4700:3037::6815:359b (AS13335) www.gerts-auto.dk: 104.21.53.155 172.67.214.159 2606:4700:3030::ac43:d69f 2606:4700:3037::6815:359b (AS13335)
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.gerts-auto.dk	5_ZyvO_OGBNo7SQB_vxB1tg_GGyVycFQOwxrZWULQqQ
TXT	_acme-challenge.gerts-auto.dk	a-xZLjPYsEcGBEFrLsySg4tiLLsb-1LbH8JHBwUaLSk

🔗 TLSA / DANE#

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

🔐 DNSSEC#

238ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2413463653
Primary NS (MNAME)	cass.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-16 11:33:27

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2002-08-14
Expires	2027-09-30 (343d)

🔗 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#

73ms

86ms

88ms

AAAA

87ms

TXT

350ms

CAA

95ms

HTTPS

120ms

TLSA

782ms

SOA

0ms

MTA-STS

213ms

DNSSEC

238ms

SRV

177ms

Total

2219ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-17 11:06:06	2194ms	2 NS 2 A 1 MX	🔒 Secure
2026-10-16 10:57:04	2803ms	2 NS 2 A 1 MX	🔒 Secure
2026-10-14 23:41:40	2965ms	2 NS 2 A 1 MX	🔒 Secure
2026-10-09 10:40:09	2210ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-30 07:08:47	877ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-23 05:52:52	2383ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-31 10:25:08	3456ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-29 19:35:11 shown	2219ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-28 11:32:51	901ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-04 03:31:59	17418ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-02 18:10:25	1455ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-11 21:30:41	1297ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-29 21:47:26	1064ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-27 11:45:39	2431ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-17 09:23:16	3097ms	2 NS 2 A 1 MX	🔒 Secure