nsgs.dk

📜 Historical scan 2026-06-17 14:06:12 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

nsgs.dk is a .dk domain served by 2 nameservers (aurora.ns.cloudflare.com, jack.ns.cloudflare.com). It was registered on 18 September 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.23.169 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. The zone is not DNSSEC-signed, 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 45ms

Nameserver	IP addresses	PTR	ASN / ISP
aurora.ns.cloudflare.com	108.162.194.110 162.159.38.110 172.64.34.110 2606:4700:50::a29f:266e 2803:f800:50::6ca2:c26e 2a06:98c1:50::ac40:226e	aurora.ns.cloudflare.com aurora.ns.cloudflare.com aurora.ns.cloudflare.com aurora.ns.cloudflare.com aurora.ns.cloudflare.com aurora.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
jack.ns.cloudflare.com	108.162.193.121 172.64.33.121 173.245.59.121 2606:4700:58::adf5:3b79 2803:f800:50::6ca2:c179 2a06:98c1:50::ac40:2179	jack.ns.cloudflare.com jack.ns.cloudflare.com jack.ns.cloudflare.com jack.ns.cloudflare.com jack.ns.cloudflare.com jack.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 58ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.23.169	—	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.212.90	—	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

5 records 59ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	—	aspmx.l.google.com	2a00:1450:4010:c07::1b 2a00:1450:4010:c07::1b 64.233.163.27	lf-in-x1b.1e100.net lf-in-f27.1e100.net lj-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
5	—	alt1.aspmx.l.google.com	192.178.211.27 2404:6800:4000:1025::1b	lcbomp-in-f27.1e100.net lcbomp-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	—	alt2.aspmx.l.google.com	108.177.125.27 2404:6800:4008:c01::1b	tp-in-f27.1e100.net tp-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	—	alt3.aspmx.l.google.com	108.177.125.26 2404:6800:4008:c01::1a	tp-in-f26.1e100.net tp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	—	alt4.aspmx.l.google.com	173.194.43.26 2607:f8b0:400e:c1e::1a	yudlsqd-in-f26.1e100.net yudlsqd-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)#

2 records 56ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::ac43:d45a	—	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3033::6815:17a9	—	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 56ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.23.169,172.67.212.90 ech=AEX+DQBBNAAgACDAjIMLMdyoyKrz46qSONFPzN+RU0NXjPG5OscOQ8iLfgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:d45a,2606:4700:3033::6815:17a9

📝 TXT Records#

3 records 200ms

TXT Record
google-site-verification=5be0yh6zXZXGVsay450hCdZ9uxJX9FP5Ax2orIUzueA
google-site-verification=ix8MIGn5D-E2w4VLLSIWyy_fUuh1Mkc_pyJVCGYPfYg
v=spf1 include:_custspf.one.com include:_spf.google.com ~all

✉️ SPF#

Policy	Record (nsgs.dk)
~all (soft fail)	v=spf1 include:_custspf.one.com include:_spf.google.com ~all

📨 DMARC#

Policy	Record (_dmarc.nsgs.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:351bfc3862144e94a17c42c03977e3e5@dmarc-reports.cloudflare.net

📬 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 2026-10-18 00:48:21

www	104.21.23.169 172.67.212.90 2606:4700:3031::ac43:d45a 2606:4700:3036::6815:17a9 (AS13335) (address records, no CNAME)
www vs bare domain	Same network nsgs.dk: 104.21.23.169 172.67.212.90 2606:4700:3031::ac43:d45a 2606:4700:3036::6815:17a9 (AS13335) www.nsgs.dk: 104.21.23.169 172.67.212.90 2606:4700:3031::ac43:d45a 2606:4700:3036::6815:17a9 (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

✍️ DKIM keys#

1 found

Selector	CNAME	Key
google	—	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: 2/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

191ms

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

🏷️ SOA#

51ms

Field	Value
Serial	2406264109
Primary NS (MNAME)	aurora.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-15 23:37:18

Field	Value
Registrar	ONE.COM A/S
Registered	2024-09-18
Expires	2027-09-17 (331d)

🔗 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#

45ms

58ms

59ms

AAAA

56ms

TXT

200ms

CAA

53ms

HTTPS

56ms

TLSA

356ms

SOA

51ms

MTA-STS

67ms

DNSSEC

191ms

SRV

0ms

Total

3918ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-18 00:48:21	3641ms	2 NS 2 A 5 MX	🔓 Insecure
2026-10-17 00:25:17	1824ms	2 NS 2 A 5 MX	🔓 Insecure
2026-10-15 23:18:55	3907ms	2 NS 2 A 5 MX	🔓 Insecure
2026-10-05 04:51:17	3906ms	2 NS 2 A 5 MX	🔓 Insecure
2026-10-04 04:36:56	746ms	2 NS 2 A 5 MX	🔓 Insecure
2026-10-01 04:23:57	760ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-30 12:46:58	2659ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-29 12:29:51	956ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-28 12:21:21	969ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-24 11:40:03	1187ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-13 05:03:26	1142ms	2 NS 2 A 5 MX	🔓 Insecure
2026-08-19 01:58:07	10937ms	2 NS 2 A 5 MX	🔓 Insecure
2026-08-06 08:11:49	1746ms	2 NS 2 A 5 MX	🔓 Insecure
2026-07-25 11:09:46	10567ms	2 NS 2 A 5 MX	🔓 Insecure
2026-07-03 10:14:26	9739ms	2 NS 2 A 5 MX	🔓 Insecure
2026-06-24 10:51:50	1953ms	2 NS 2 A 5 MX	🔓 Insecure
2026-06-17 14:06:12 shown	3918ms	2 NS 2 A 5 MX	🔓 Insecure