geocenter-koebenhavn.dk

📜 Historical scan 2026-10-01 05:59:01  ·  ← 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   55ms
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   37ms
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   55ms
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   31ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.25.245,172.67.168.50 ech=AEX+DQBBEwAgACAUSGo1qZaFhUBC+pmIAGLkDOUTRzFsv2QmJ6InhhSeIQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= 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#

74ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

40ms
FieldValue
Serial2415879067
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
55ms
A
37ms
MX
32ms
AAAA
55ms
TXT
213ms
CAA
43ms
HTTPS
31ms
TLSA
59ms
SOA
40ms
MTA-STS
78ms
DNSSEC
74ms
SRV
54ms
Total
522ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-21 18:51:25 1836ms 2 NS 2 A 0 MX 🔒 Secure
2026-10-07 18:33:51 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 shown 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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