grrk.dk

📜 Historical scan 2026-08-13 02:19:16  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

grrk.dk is a .dk domain served by 2 nameservers (duke.ns.cloudflare.com, kiki.ns.cloudflare.com). It was registered on 20 May 2003 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.44.196 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx.simply.com. 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   48ms
NameserverIP addressesPTRASN / ISP
duke.ns.cloudflare.com 108.162.193.110
172.64.33.110
173.245.59.110
2606:4700:58::adf5:3b6e
2803:f800:50::6ca2:c16e
2a06:98c1:50::ac40:216e		 duke.ns.cloudflare.com
duke.ns.cloudflare.com
duke.ns.cloudflare.com
duke.ns.cloudflare.com
duke.ns.cloudflare.com
duke.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
kiki.ns.cloudflare.com 108.162.192.180
172.64.32.180
173.245.58.180
2606:4700:50::adf5:3ab4
2803:f800:50::6ca2:c0b4
2a06:98c1:50::ac40:20b4		 kiki.ns.cloudflare.com
kiki.ns.cloudflare.com
kiki.ns.cloudflare.com
kiki.ns.cloudflare.com
kiki.ns.cloudflare.com
kiki.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   44ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.44.196 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.203.67 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

1 records   44ms
PriorityTTLMail ServerIP addressesPTRASN
10 300s mx.simply.com 94.231.106.20 mx.simply.com AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔶 Autoconfigmaildiscover.simply.com → 94.231.108.222

🔷 AAAA Records (IPv6)#

2 records   51ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3030::ac43:cb43 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3035::6815:2cc4 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   50ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.44.196,172.67.203.67 ech=AEX+DQBBNAAgACCyup0GYiVj1Iph45mjgzNuuKu0qMra6LGPbZVfMTXgJwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:cb43,2606:4700:3035::6815:2cc4

🔌 SRV Records#

1 records   1185ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 10 10 443 maildiscover.simply.com

📝 TXT Records#

1 records   176ms
TXT Record
v=spf1 include:spf.simply.com -all

✉️ SPF#

PolicyRecord (grrk.dk)
-all (hard fail) v=spf1 include:spf.simply.com -all

📨 DMARC#

PolicyRecord (_dmarc.grrk.dk)
p=reject v=DMARC1; p=reject; rua=mailto:dmarc@robot.simply.com; ruf=mailto:dmarc@robot.simply.com;

📬 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 2026-10-11 07:30:22
www104.21.44.196 172.67.203.67 2606:4700:3030::ac43:cb43 2606:4700:3035::6815:2cc4 (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardNo

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

2 records   66ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx.simply.com DANE-EE · SPKI · SHA-256 A9D603AF4D7ED6B9246B4B68500CD6F2…
SMTP _25._tcp.mx.simply.com DANE-EE · SPKI · SHA-256 97A3BA009F39C761BFFB6574340E8138…

🔐 DNSSEC#

82ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2412011515
Primary NS (MNAME)duke.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-14 00:40:49
FieldValue
RegistrarSimply.com A/S
Registered2003-05-20
Expires2027-05-31 (225d)

🔗 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#

NS
48ms
A
44ms
MX
44ms
AAAA
51ms
TXT
176ms
CAA
44ms
HTTPS
50ms
TLSA
66ms
SOA
0ms
MTA-STS
68ms
DNSSEC
82ms
SRV
1185ms
Total
2008ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-11 07:30:22 518ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-25 19:13:44 3143ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-16 07:34:00 841ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-11 15:33:36 750ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-03 20:43:18 552ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-27 13:08:36 618ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-13 02:19:16 shown 2008ms 2 NS 2 A 1 MX 🔓 Insecure
2026-07-15 01:57:22 1072ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-23 11:03:32 832ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-20 12:11:35 522ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-17 10:17:39 2193ms 2 NS 2 A 1 MX 🔓 Insecure
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