gcsf.dk

📜 Historical scan 2026-08-17 16:09:54 · ← Latest scan

🧟 Lame delegation ⬇ Zone File 📜 Timeline & History ⚡ Scan Now

gcsf.dk is a registered .dk domain whose nameservers (ns0.netbenefit.co.uk, ns1.netbenefit.co.uk) do not answer for it, so it is currently a lame delegation and does not resolve. It was registered on 21 December 1999 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. 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 44ms

Nameserver	IP addresses	PTR	ASN / ISP
ns0.netbenefit.co.uk	—	—	—
ns1.netbenefit.co.uk	—	—	—

🌍 A Records#

🌍

No A records found

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 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

🔗 TLSA / DANE#

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

🔐 DNSSEC#

92ms

Check	Result
Validation Status	❓ Unknown (the delegated nameservers don't answer)
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: failure

🏷️ SOA#

✗ No SOA record found

📋 Registration#

WHOIS fetched 2026-10-20 21:06:11

Field	Value
Registrar	MarkMonitor Inc.
Registered	1999-12-21
Expires	2026-12-31 (71d)

🔗 Same registrant#

14 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).

Domain	Registrar
amgen.dk	MarkMonitor Inc.
amgenteach.dk	MarkMonitor Inc.
amgevita.dk	MarkMonitor Inc.
amjevita.dk	MarkMonitor Inc.
apremilast.dk	MarkMonitor Inc.
biotechnologybyamgen.dk	MarkMonitor Inc.
blinatumomab.dk	MarkMonitor Inc.
filgrastim.dk	MarkMonitor Inc.
imlygic.dk	MarkMonitor Inc.
levmedmyelomatose.dk	MarkMonitor Inc.
mitkolesterol.dk	MarkMonitor Inc.
neupogen.dk	MarkMonitor Inc.
repatha.dk	MarkMonitor Inc.
sotorasib.dk	MarkMonitor Inc.

📋 WHOIS#

⏱️ Lookup Timing#

44ms

34ms

53ms

AAAA

51ms

TXT

139ms

CAA

45ms

HTTPS

53ms

TLSA

27ms

SOA

50ms

MTA-STS

62ms

DNSSEC

92ms

SRV

59ms

Total

1099ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-04 00:51:27	933ms	2 NS 0 A 0 MX	❓ Unknown
2026-09-26 23:03:15	1098ms	2 NS 0 A 0 MX	❓ Unknown
2026-08-23 13:21:45	8949ms	2 NS 0 A 0 MX	❓ Unknown
2026-08-22 12:41:10	1413ms	2 NS 0 A 0 MX	❓ Unknown
2026-08-21 12:17:25	7015ms	2 NS 0 A 0 MX	❓ Unknown
2026-08-20 11:39:51	6693ms	2 NS 0 A 0 MX	❓ Unknown
2026-08-19 06:39:44	8850ms	2 NS 0 A 0 MX	❓ Unknown
2026-08-17 16:09:54 shown	1099ms	2 NS 0 A 0 MX	❓ Unknown
2026-08-16 11:00:58	1007ms	2 NS 0 A 0 MX	❓ Unknown
2026-08-14 19:02:04	931ms	2 NS 0 A 0 MX	❓ Unknown
2026-08-13 10:48:57	1322ms	2 NS 0 A 0 MX	❓ Unknown
2026-08-10 23:26:58	1058ms	2 NS 0 A 0 MX	❓ Unknown
2026-08-09 14:52:56	1078ms	2 NS 0 A 0 MX	❓ Unknown
2026-08-07 15:50:54	1638ms	2 NS 0 A 0 MX	❓ Unknown
2026-08-05 09:19:29	10039ms	2 NS 0 A 0 MX	❓ Unknown
2026-08-02 20:19:36	8761ms	2 NS 0 A 0 MX	❓ Unknown
2026-07-29 19:17:34	1289ms	2 NS 0 A 0 MX	❓ Unknown
2026-07-28 12:43:45	1059ms	2 NS 0 A 0 MX	❓ Unknown
2026-07-27 08:59:59	1099ms	2 NS 0 A 0 MX	❓ Unknown
2026-07-26 08:43:15	1415ms	2 NS 0 A 0 MX	❓ Unknown
2026-07-25 08:09:58	1231ms	2 NS 0 A 0 MX	❓ Unknown
2026-07-24 07:07:43	1351ms	2 NS 0 A 0 MX	❓ Unknown
2026-07-23 05:01:21	1352ms	2 NS 0 A 0 MX	❓ Unknown
2026-07-21 20:54:23	9013ms	2 NS 0 A 0 MX	❓ Unknown
2026-07-20 09:08:31	3011ms	2 NS 0 A 0 MX	❓ Unknown