thomsentf.dk

Records from scan: 2026-10-01 22:58:53 · 784ms total · last checked 2026-10-17 14:32 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

thomsentf.dk is a .dk domain served by 2 nameservers (gabriella.ns.cloudflare.com, mitch.ns.cloudflare.com). It was registered on 8 February 2022 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.51.159 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by thomsentf-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. 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 39ms

Nameserver	IP addresses	PTR	ASN / ISP
gabriella.ns.cloudflare.com	108.162.194.134 162.159.38.134 172.64.34.134 2606:4700:50::a29f:2686 2803:f800:50::6ca2:c286 2a06:98c1:50::ac40:2286	gabriella.ns.cloudflare.com gabriella.ns.cloudflare.com gabriella.ns.cloudflare.com gabriella.ns.cloudflare.com gabriella.ns.cloudflare.com gabriella.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
mitch.ns.cloudflare.com	108.162.193.208 172.64.33.208 173.245.59.208 2606:4700:58::adf5:3bd0 2803:f800:50::6ca2:c1d0 2a06:98c1:50::ac40:21d0	mitch.ns.cloudflare.com mitch.ns.cloudflare.com mitch.ns.cloudflare.com mitch.ns.cloudflare.com mitch.ns.cloudflare.com mitch.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 31ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.51.159	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.182.129	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 45ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	thomsentf-dk.mail.protection.outlook.com	2a01:111:f403:ca09::24 2a01:111:f403:ca21::8 2a01:111:f403:ca38::a 2a01:111:f403:ca48::10 52.101.103.162 52.101.68.25 52.101.68.8 52.101.73.145	mail-am6pr02cu00204.inbound.protection.outlook.com mail-matpr04cu00100.inbound.protection.outlook.com mail-wa4pr05cu00102.inbound.protection.outlook.com mail-miypr05cu00100.inbound.protection.outlook.com mail-miypr03cu00202.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-am6pr02cu00301.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 → 40.104.116.24
🔶 Autoconfig	35.214.145.246

🔷 AAAA Records (IPv6)#

2 records 36ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::ac43:b681	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::6815:339f	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 36ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.51.159,172.67.182.129 ech=AEX+DQBBpwAgACAytPH2mEcSKDwfLcyxmX3bytx0Nfa2n8mQsRbgu4AsIAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:b681,2606:4700:3035::6815:339f

📝 TXT Records#

2 records 201ms

TXT Record
MS=61745186
v=spf1 include:spf.protection.outlook.com include:sendgrid.net include:thomsentf.dk.spf.auto.dnssmarthost.net -all

✉️ SPF#

Policy	Record (thomsentf.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:sendgrid.net include:thomsentf.dk.spf.auto.dnssmarthost.net -all

📨 DMARC#

Policy	Record (_dmarc.thomsentf.dk)
p=none (monitor only)	v=DMARC1; p=none; aspf=r; adkim=r;

📬 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 2026-10-10 06:07:32

www	104.21.51.159 172.67.182.129 2606:4700:3033::ac43:b681 2606:4700:3035::6815:339f (AS13335) (address records, no CNAME)
www vs bare domain	Same network thomsentf.dk: 104.21.51.159 172.67.182.129 2606:4700:3033::ac43:b681 2606:4700:3035::6815:339f (AS13335) www.thomsentf.dk: 104.21.51.159 172.67.182.129 2606:4700:3033::ac43:b681 2606:4700:3035::6815:339f (AS13335)
Wildcard	No

✍️ DKIM keys#

2 found

Selector	CNAME	Key
s1	s1.domainkey.u56286927.wl178.sendgrid.net	RSA · ~2048 bit
s2	s2.domainkey.u56286927.wl178.sendgrid.net	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: 4/10 · policy: -all

error include:thomsentf.dk.spf.auto.dnssmarthost.net has no SPF record: receivers that reach it return permerror (RFC 7208 §5.2)

🔗 TLSA / DANE#

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

🔐 DNSSEC#

65ms

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

🏷️ SOA#

33ms

Field	Value
Serial	2416329606
Primary NS (MNAME)	gabriella.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-06 16:04:44

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2022-02-08
Expires	2027-02-07 (112d)

📋 WHOIS#

⏱️ Lookup Timing#

39ms

31ms

45ms

AAAA

36ms

TXT

201ms

CAA

47ms

HTTPS

36ms

TLSA

249ms

SOA

33ms

MTA-STS

65ms

DNSSEC

65ms

SRV

88ms

Total

784ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-01 22:58:53 shown	784ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-16 06:27:40	1557ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-07 05:17:36	4120ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-26 02:07:06	17351ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-17 07:21:23	2714ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-01 00:38:12	1102ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-24 18:26:59	1123ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-18 07:32:49	1596ms	2 NS 2 A 1 MX	🔓 Insecure