grundvandskort.dk

📜 Historical scan 2026-10-01 02:37:46  ·  ← 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   32ms

🌍 A Records#

2 records   47ms
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
🔶 Autoconfig104.21.50.118

🔷 AAAA Records (IPv6)#

2 records   31ms

🔐 HTTPS Records#

1 records   55ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.50.118,172.67.206.22 ech=AEX+DQBB2wAgACBXRtrDiXvxpxDsDe5MXkRwopS+5mpW5R0nK9U+MN4DcQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= 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

🔗 TLSA / DANE#

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

🔐 DNSSEC#

57ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

61ms
FieldValue
Serial2415914652
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 (3d)

🔗 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
32ms
A
47ms
MX
40ms
AAAA
31ms
TXT
243ms
CAA
47ms
HTTPS
55ms
TLSA
52ms
SOA
61ms
MTA-STS
81ms
DNSSEC
57ms
SRV
78ms
Total
498ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-08 12:04:13 709ms 2 NS 2 A 0 MX 🔒 Secure
2026-10-01 02:37:46 shown 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 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
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