geocenter-koebenhavn.dk

📜 Historical scan 2026-10-07 18:33:51  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

geocenter-koebenhavn.dk is a .dk domain served by 2 nameservers (fatima.ns.cloudflare.com, ryan.ns.cloudflare.com). It was registered on 10 December 1997 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.25.245 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   30ms
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   41ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.25.245 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.168.50 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

📧
No MX records found

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover104.21.25.245
🔶 Autoconfig172.67.168.50

🔷 AAAA Records (IPv6)#

2 records   36ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3030::6815:19f5 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3032::ac43:a832 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   39ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.25.245,172.67.168.50 ech=AEX+DQBB3QAgACAFEOoyfpwDTL+aJF1GKUFS6cbVFlQAtUoaR3TJ4tm+IAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:19f5,2606:4700:3032::ac43:a832

📝 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 2026-10-21 18:51:25
www104.21.25.245 172.67.168.50 2606:4700:3030::6815:19f5 2606:4700:3032::ac43:a832 (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#

79ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

27ms
FieldValue
Serial2416748150
Primary NS (MNAME)fatima.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-21 19:14:50
FieldValue
RegistrarPunktum dk A/S (direct)
Registered1997-12-10
Expires2026-12-31 (65d)

🔗 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-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)
grundvandskort.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
30ms
A
41ms
MX
42ms
AAAA
36ms
TXT
206ms
CAA
20ms
HTTPS
39ms
TLSA
53ms
SOA
27ms
MTA-STS
72ms
DNSSEC
79ms
SRV
70ms
Total
457ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-21 18:51:25 1836ms 2 NS 2 A 0 MX 🔒 Secure
2026-10-07 18:33:51 shown 457ms 2 NS 2 A 0 MX 🔒 Secure
2026-10-07 08:13:42 444ms 2 NS 2 A 0 MX 🔒 Secure
2026-10-06 06:20:31 446ms 2 NS 2 A 0 MX 🔒 Secure
2026-10-01 05:59:01 522ms 2 NS 2 A 0 MX 🔒 Secure
2026-09-26 20:18:28 665ms 2 NS 2 A 0 MX 🔒 Secure
2026-09-24 19:54:06 714ms 2 NS 2 A 0 MX 🔒 Secure
2026-09-17 21:07:40 923ms 2 NS 2 A 0 MX 🔒 Secure
2026-09-07 06:55:35 876ms 2 NS 2 A 0 MX 🔒 Secure
2026-08-26 20:43:03 1150ms 2 NS 2 A 0 MX 🔒 Secure
2026-08-09 16:39:31 9815ms 2 NS 2 A 0 MX 🔒 Secure
2026-08-08 14:58:57 873ms 2 NS 2 A 0 MX 🔒 Secure
2026-07-20 04:24:14 16733ms 2 NS 2 A 0 MX 🔒 Secure
2026-07-16 13:33:37 879ms 2 NS 2 A 0 MX 🔒 Secure
2026-07-11 12:45:16 1926ms 2 NS 2 A 0 MX 🔒 Secure
2026-06-23 10:15:31 2337ms 2 NS 2 A 0 MX 🔒 Secure
2026-06-20 17:36:58 913ms 2 NS 2 A 0 MX 🔒 Secure
2026-06-17 09:33:00 540ms 2 NS 2 A 0 MX 🔒 Secure
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