gcsn.dk

📜 Historical scan 2026-07-02 18:28:33  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

gcsn.dk is a .dk domain served by 4 nameservers (ns1.eurodns.com, ns2.eurodns.com, ns3.eurodns.com and 1 more). It was registered on 21 June 2011 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 80.92.65.188 is hosted by Datacenter Luxembourg S.A. (AS24611) in Luxembourg. Mail is handled by .. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. 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#

4 records   64ms
NameserverIP addressesPTRASN / ISP
ns1.eurodns.com 199.167.66.107
2610:1c8:b002::107		 ns1.eurodns.com
ns1.eurodns.com		 AS23393 NuCDN LLC
AS23393 NuCDN LLC
ns2.eurodns.com 104.37.178.107
2610:1c8:b001::107		 ns2.eurodns.com
ns2.eurodns.com		 AS23393 NuCDN LLC
AS23393 NuCDN LLC
ns3.eurodns.com 199.167.66.108
2610:1c8:b002::108		 ns3.eurodns.com
ns3.eurodns.com		 AS23393 NuCDN LLC
AS23393 NuCDN LLC
ns4.eurodns.com 104.37.178.108
2610:1c8:b001::108		 ns4.eurodns.com
ns4.eurodns.com		 AS23393 NuCDN LLC
AS23393 NuCDN LLC

🌍 A Records#

1 records   54ms
IPTTLPTRASNISP / OrgCIDRCountryCity
80.92.65.188 3600s 80-92-65-188.ip.dclux.com AS24611 Datacenter Luxembourg S.A. 80.92.64.0/19 🇱🇺 Luxembourg Luxembourg

📧 MX Records#

1 records   48ms
PriorityTTLMail ServerIP addressesPTRASN
0 3600s .  Null MX — domain accepts no email (RFC 7505)

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover80.92.65.188
🔶 Autoconfig80.92.65.188

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records   252ms
TXT Record
v=spf1 -all

✉️ SPF#

PolicyRecord (gcsn.dk)
-all (hard fail) v=spf1 -all

📨 DMARC#

PolicyRecord (_dmarc.gcsn.dk)
p=reject v=DMARC1; p=reject; sp=reject; aspf=s; adkim=s; pct=100;

📬 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 2026-10-20 10:52:31
www80.92.65.188 (AS24611) (address records, no CNAME)
www vs bare domainSame network
gcsn.dk: 80.92.65.188 (AS24611)
www.gcsn.dk: 80.92.65.188 (AS24611)
WildcardYes: any name under the zone resolves
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY
BIMIv=BIMI1; l=; a=;

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

2064ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

76ms
FieldValue
Serial2026031718
Primary NS (MNAME)ns1.eurodns.com
Responsible (RNAME)hostmaster@eurodns.com
Refresh43200s
Retry7200s
Expire1209600s
Minimum (neg-cache TTL)86400s

📋 Registration#

WHOIS fetched 2026-10-17 04:36:38
FieldValue
RegistrarEurodns S.A
Registered2011-06-21
Expires2027-06-30 (250d)

🔗 Same registrant#

23 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).

DomainRegistrar
baltictelecom.dkEurodns S.A
bitsprinter.dkEurodns S.A
cloudpabx.dkEurodns S.A
cloudpbx.dkEurodns S.A
content-ix.dkEurodns S.A
contentconnect.dkEurodns S.A
contentix.dkEurodns S.A
gcmon.dkEurodns S.A
gigacontent.dkEurodns S.A
global-connect.dkEurodns S.A
globalconnect.dkEurodns S.A
globalconnectcloud.dkEurodns S.A
globalhosting.dkEurodns S.A
iptelefonen.dkEurodns S.A
myconnect.dkEurodns S.A
nianet.dkEurodns S.A
nordiclight.dkEurodns S.A
onefiber.dkEurodns S.A
supertel.dkEurodns S.A
syskon.dkEurodns S.A
v2tel.dkEurodns S.A
wirelessconnect.dkEurodns S.A
zensystems.dkEurodns S.A
📋 WHOIS#

⏱️ Lookup Timing#

NS
64ms
A
54ms
MX
48ms
AAAA
68ms
TXT
252ms
CAA
51ms
HTTPS
67ms
TLSA
83ms
SOA
76ms
MTA-STS
105ms
DNSSEC
2064ms
SRV
112ms
Total
2697ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-20 10:52:31 757ms 4 NS 1 A 1 MX 🔒 Secure
2026-10-19 05:24:38 666ms 4 NS 1 A 1 MX 🔒 Secure
2026-10-17 04:02:07 1027ms 4 NS 1 A 1 MX 🔒 Secure
2026-10-07 14:08:38 648ms 4 NS 1 A 1 MX 🔒 Secure
2026-10-06 11:16:45 524ms 4 NS 1 A 1 MX 🔒 Secure
2026-10-02 10:33:16 554ms 4 NS 1 A 1 MX 🔒 Secure
2026-09-30 16:14:27 641ms 4 NS 1 A 1 MX 🔒 Secure
2026-09-22 00:13:56 655ms 4 NS 1 A 1 MX 🔒 Secure
2026-09-01 01:50:06 536ms 4 NS 1 A 1 MX 🔒 Secure
2026-08-30 10:31:37 2043ms 4 NS 1 A 1 MX 🔒 Secure
2026-08-19 10:45:51 7017ms 4 NS 1 A 1 MX 🔒 Secure
2026-08-14 04:09:38 2662ms 4 NS 1 A 1 MX 🔒 Secure
2026-08-12 06:40:17 2684ms 4 NS 1 A 1 MX 🔒 Secure
2026-07-25 12:20:24 9712ms 4 NS 1 A 1 MX 🔒 Secure
2026-07-24 11:29:54 699ms 4 NS 1 A 1 MX 🔒 Secure
2026-07-08 19:15:31 1325ms 4 NS 1 A 1 MX 🔒 Secure
2026-07-06 11:52:56 853ms 4 NS 1 A 1 MX 🔒 Secure
2026-07-02 18:28:33 shown 2697ms 4 NS 1 A 1 MX 🔒 Secure
2026-06-22 15:33:19 734ms 4 NS 1 A 1 MX 🔒 Secure
2026-06-20 06:59:46 771ms 4 NS 1 A 1 MX 🔒 Secure
2026-06-19 21:41:08 582ms 4 NS 1 A 1 MX 🔒 Secure
2026-06-19 13:43:45 2496ms 4 NS 1 A 1 MX 🔒 Secure
2026-06-19 01:12:03 1383ms 4 NS 1 A 1 MX 🔒 Secure
2026-06-17 10:02:08 749ms 4 NS 1 A 0 MX 🔒 Secure
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