grundvandskort.dk

📜 Historical scan 2026-09-26 08:29:05  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

grundvandskort.dk is a .dk domain served by 2 nameservers (fatima.ns.cloudflare.com, ryan.ns.cloudflare.com). It was registered on 19 October 2004 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.50.118 is hosted by Cloudflare, Inc. (AS13335). The zone is DNSSEC-signed and validates, has no 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   46ms
NameserverIP addressesPTRASN / ISP
fatima.ns.cloudflare.com 108.162.194.188
162.159.38.188
172.64.34.188
2606:4700:50::a29f:26bc
2803:f800:50::6ca2:c2bc
2a06:98c1:50::ac40:22bc		 fatima.ns.cloudflare.com
fatima.ns.cloudflare.com
fatima.ns.cloudflare.com
fatima.ns.cloudflare.com
fatima.ns.cloudflare.com
fatima.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
ryan.ns.cloudflare.com 108.162.195.229
162.159.44.229
172.64.35.229
2606:4700:58::a29f:2ce5
2803:f800:50::6ca2:c3e5
2a06:98c1:50::ac40:23e5		 ryan.ns.cloudflare.com
ryan.ns.cloudflare.com
ryan.ns.cloudflare.com
ryan.ns.cloudflare.com
ryan.ns.cloudflare.com
ryan.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   50ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.50.118 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.206.22 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

📧
No MX records found

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover104.21.50.118
🔶 Autoconfig172.67.206.22

🔷 AAAA Records (IPv6)#

2 records   43ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3034::ac43:ce16 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3037::6815:3276 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   48ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.50.118,172.67.206.22 ech=AEX+DQBBegAgACDew5iYVSrGVftIykX3wHR2dDfHDvDyEGqOEGMgbcc7fAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::ac43:ce16,2606:4700:3037::6815:3276

📝 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#

latest probe, not this scan · checked 2026-10-08 12:04:13
www104.21.50.118 172.67.206.22 2606:4700:3034::ac43:ce16 2606:4700:3037::6815:3276 (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardYes: any name under the zone resolves
CDS / CDNSKEYPublished: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.grundvandskort.dk 2SzT7859FXVYb49VhlA67DlNAh3hN6SDvmiAMxs4Y3k
TXT _acme-challenge.grundvandskort.dk mZ3IfaSQekU_eAqFOHNWS1BzJygUoEvWd16PCPEu2XA

🔗 TLSA / DANE#

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

🔐 DNSSEC#

134ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

0ms
FieldValue
Serial2415836106
Primary NS (MNAME)fatima.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-12 16:45:49
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2004-10-19
Expires2026-10-31 (4d)

🔗 Same registrant#

102 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
a76.dkPunktum dk A/S (direct)
a76sokkel.dkPunktum dk A/S (direct)
aquaplexus.dkPunktum dk A/S (direct)
artikel-76.dkPunktum dk A/S (direct)
artikel76.dkPunktum dk A/S (direct)
campcenturyclimate.dkPunktum dk A/S (direct)
d-mic.dkPunktum dk A/S (direct)
danmarks-geologiske-undersoegelse.dkPunktum dk A/S (direct)
danmarks-geologiske-undersögelse.dkPunktum dk A/S (direct)
danmarks-geologiske-undersøgelse.dkPunktum dk A/S (direct)
danmarks-og-groenlands-geologiske-undersoegelse.dkPunktum dk A/S (direct)
danmarks-og-grönlands-geologiske-undersögelse.dkPunktum dk A/S (direct)
danmarks-og-grønlands-geologiske-undersøgelse.dkPunktum dk A/S (direct)
danmarksgeologiskeundersoegelse.dkPunktum dk A/S (direct)
danmarksgeologiskeundersögelse.dkPunktum dk A/S (direct)
danmarksgeologiskeundersøgelse.dkPunktum dk A/S (direct)
danmarksoggroenlandsgeologiskeundersoegelse.dkPunktum dk A/S (direct)
danmarksoggrönlandsgeologiskeundersögelse.dkPunktum dk A/S (direct)
danmarksoggrønlandsgeologiskeundersøgelse.dkPunktum dk A/S (direct)
defa76.dkPunktum dk A/S (direct)
denationalegeologiskeundersøgelserfordanmarkoggrønland.dkPunktum dk A/S (direct)
dennationalehydrologiskemodel.dkPunktum dk A/S (direct)
dia76.dkPunktum dk A/S (direct)
dmic.dkPunktum dk A/S (direct)
emerald.dkPunktum dk A/S (direct)
geocenter-danmark.dkPunktum dk A/S (direct)
geocenter-koebenhavn.dkPunktum dk A/S (direct)
geocenter-köbenhavn.dkPunktum dk A/S (direct)
geocenter-københavn.dkPunktum dk A/S (direct)
geocenterdanmark.dkPunktum dk A/S (direct)
geocenterkoebenhavn.dkPunktum dk A/S (direct)
geologi.dkPunktum dk A/S (direct)
geological-survey.dkPunktum dk A/S (direct)
geologicalsurvey.dkPunktum dk A/S (direct)
geologicalsurveydenmark.dkPunktum dk A/S (direct)
geologicalsurveygreenland.dkPunktum dk A/S (direct)
geologicalsurveyofdenmarkandgreenland.dkPunktum dk A/S (direct)
geologisk-undersoegelse.dkPunktum dk A/S (direct)
geologisk-undersögelse.dkPunktum dk A/S (direct)
geologisk-undersøgelse.dkPunktum dk A/S (direct)
geologiske-undersögelse.dkPunktum dk A/S (direct)
geologiske-undersøgelse.dkPunktum dk A/S (direct)
geologiskeundersögelse.dkPunktum dk A/S (direct)
geologiskeundersøgelse.dkPunktum dk A/S (direct)
geologisknyt.dkPunktum dk A/S (direct)
geologiskundersoegelse.dkPunktum dk A/S (direct)
geologiskundersögelse.dkPunktum dk A/S (direct)
geologiskundersøgelse.dkPunktum dk A/S (direct)
geology.dkPunktum dk A/S (direct)
geosites.dkPunktum dk A/S (direct)
geoviden.dkPunktum dk A/S (direct)
gerda.dkPunktum dk A/S (direct)
geus.dkPunktum dk A/S (direct)
geusbulletin.dkPunktum dk A/S (direct)
geusjournals.dkPunktum dk A/S (direct)
geusx.dkPunktum dk A/S (direct)
ggu.dkPunktum dk A/S (direct)
greenmin.dkPunktum dk A/S (direct)
groenlands-geologiske-undersoegelse.dkPunktum dk A/S (direct)
groenlandsgeologiskeundersoegelse.dkPunktum dk A/S (direct)
groundwater.dkPunktum dk A/S (direct)
groundwaterlevel.dkPunktum dk A/S (direct)
groundwatermapping.dkPunktum dk A/S (direct)
groundwatermaps.dkPunktum dk A/S (direct)
grundvandskvalitet.dkPunktum dk A/S (direct)
grundvandsovervaagning.dkPunktum dk A/S (direct)
grundvandsovervågning.dkPunktum dk A/S (direct)
grundvandsstand.dkPunktum dk A/S (direct)
grundvandsstanden.dkPunktum dk A/S (direct)
grönlands-geologiske-undersögelse.dkPunktum dk A/S (direct)
grönlandsgeologiskeundersögelse.dkPunktum dk A/S (direct)
grønlands-geologiske-undersøgelse.dkPunktum dk A/S (direct)
grønlandsgeologiskeundersøgelse.dkPunktum dk A/S (direct)
harmonirib.dkPunktum dk A/S (direct)
hydrologiforum.dkPunktum dk A/S (direct)
icemon.dkPunktum dk A/S (direct)
isskolen.dkPunktum dk A/S (direct)
jordfugtighed.dkPunktum dk A/S (direct)
jordskaelv.dkPunktum dk A/S (direct)
jordskälv.dkPunktum dk A/S (direct)
jordskælv.dkPunktum dk A/S (direct)
kaempesten.dkPunktum dk A/S (direct)
kontinentalsokkel.dkPunktum dk A/S (direct)
kupa.dkPunktum dk A/S (direct)
kæmpesten.dkPunktum dk A/S (direct)
mem-bio.dkPunktum dk A/S (direct)
mem2bio.dkPunktum dk A/S (direct)
miresowa.dkPunktum dk A/S (direct)
mosikt.dkPunktum dk A/S (direct)
neogen.dkPunktum dk A/S (direct)
nitrat.dkPunktum dk A/S (direct)
pesticidvarsling.dkPunktum dk A/S (direct)
pesticon.dkPunktum dk A/S (direct)
promice.dkPunktum dk A/S (direct)
seis-sustain.dkSimply.com A/S
seismologi.dkPunktum dk A/S (direct)
seissustain.dkSimply.com A/S
unclos-76.dkPunktum dk A/S (direct)
unclos76.dkPunktum dk A/S (direct)
vandmodel.dkPunktum dk A/S (direct)

Showing 100 of 102.

📋 WHOIS#

⏱️ Lookup Timing#

NS
46ms
A
50ms
MX
46ms
AAAA
43ms
TXT
192ms
CAA
39ms
HTTPS
48ms
TLSA
71ms
SOA
0ms
MTA-STS
62ms
DNSSEC
134ms
SRV
74ms
Total
758ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-08 12:04:13 709ms 2 NS 2 A 0 MX 🔒 Secure
2026-10-01 02:37:46 498ms 2 NS 2 A 0 MX 🔒 Secure
2026-09-27 08:45:34 608ms 2 NS 2 A 0 MX 🔒 Secure
2026-09-26 08:29:05 shown 758ms 2 NS 2 A 0 MX 🔒 Secure
2026-09-23 07:57:59 657ms 2 NS 2 A 0 MX 🔒 Secure
2026-09-16 15:50:40 1709ms 2 NS 2 A 0 MX 🔒 Secure
2026-09-13 22:47:52 701ms 2 NS 2 A 0 MX 🔒 Secure
2026-08-22 08:04:32 5042ms 2 NS 2 A 0 MX 🔒 Secure
2026-07-28 23:54:23 1007ms 2 NS 2 A 0 MX 🔒 Secure
2026-07-25 13:42:53 2162ms 2 NS 2 A 0 MX 🔒 Secure
2026-07-04 11:01:56 1378ms 2 NS 2 A 0 MX 🔒 Secure
2026-06-30 06:12:40 930ms 2 NS 2 A 0 MX 🔒 Secure
2026-06-17 09:26:32 585ms 2 NS 2 A 0 MX 🔒 Secure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone