gtsnordic.dk

Records from scan: 2026-08-30 11:01:57 · 1337ms total · last checked 2026-10-16 15:59 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

gtsnordic.dk is a .dk domain served by 2 nameservers (oswald.ns.cloudflare.com, tori.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.9.51 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by front-lvs.scannet.dk. The zone is not DNSSEC-signed, has no 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 109ms

Nameserver	IP addresses	PTR	ASN / ISP
oswald.ns.cloudflare.com	108.162.193.218 172.64.33.218 173.245.59.218 2606:4700:58::adf5:3bda 2803:f800:50::6ca2:c1da 2a06:98c1:50::ac40:21da	oswald.ns.cloudflare.com oswald.ns.cloudflare.com oswald.ns.cloudflare.com oswald.ns.cloudflare.com oswald.ns.cloudflare.com oswald.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
tori.ns.cloudflare.com	108.162.192.231 172.64.32.231 173.245.58.231 2606:4700:50::adf5:3ae7 2803:f800:50::6ca2:c0e7 2a06:98c1:50::ac40:20e7	tori.ns.cloudflare.com tori.ns.cloudflare.com tori.ns.cloudflare.com tori.ns.cloudflare.com tori.ns.cloudflare.com tori.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 112ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.9.51	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.141.191	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 85ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	front-lvs.scannet.dk	46.36.212.34 46.36.212.36 46.36.212.37 46.36.212.38 89.188.78.64 89.188.78.65 89.188.78.66 94.231.106.12	node4.spamfilter.io node8.spamfilter.io node6.spamfilter.io node7.spamfilter.io node3.spamfilter.io node9.spamfilter.io node10.spamfilter.io node2.spamfilter.io	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	104.21.9.51

🔷 AAAA Records (IPv6)#

2 records 79ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3035::ac43:8dbf	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::6815:933	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 89ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.9.51,172.67.141.191 ech=AEX+DQBBVgAgACD+UwipTPpW1Qr7CtEiJe5szhTb2LA4H9OoJRPSLqlZfAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::ac43:8dbf,2606:4700:3036::6815:933

📝 TXT Records#

📝

No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 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#

checked 2026-10-14 10:22:16

www	104.21.9.51 172.67.141.191 2606:4700:3035::ac43:8dbf 2606:4700:3036::6815:933 (AS13335) (address records, no CNAME)
www vs bare domain	Same network gtsnordic.dk: 104.21.9.51 172.67.141.191 2606:4700:3035::ac43:8dbf 2606:4700:3036::6815:933 (AS13335) www.gtsnordic.dk: 104.21.9.51 172.67.141.191 2606:4700:3035::ac43:8dbf 2606:4700:3036::6815:933 (AS13335)
Wildcard	No

✍️ DKIM keys#

2 found

Selector	CNAME	Key
s1	s1.domainkey.u21704526.wl027.sendgrid.net	RSA · ~2048 bit
s2	s2.domainkey.u21704526.wl027.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.

🔗 TLSA / DANE#

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

🔐 DNSSEC#

299ms

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	2413542137
Primary NS (MNAME)	oswald.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

109ms

112ms

85ms

AAAA

79ms

TXT

379ms

CAA

83ms

HTTPS

89ms

TLSA

172ms

SOA

0ms

MTA-STS

224ms

DNSSEC

299ms

SRV

214ms

Total

1337ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-08-30 11:01:57 shown	1337ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-28 01:07:06	739ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-26 13:59:45	946ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-24 18:39:41	913ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-23 17:47:07	4045ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-03 12:08:51	1301ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-27 06:56:44	1043ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-17 10:47:29	926ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-17 10:40:00	1171ms	2 NS 2 A 1 MX	🔓 Insecure