isskolen.dk

📜 Historical scan 2026-08-30 15:36:41  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

isskolen.dk is a .dk domain served by 2 nameservers (fatima.ns.cloudflare.com, ryan.ns.cloudflare.com). It was registered on 7 September 2010 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.85.176 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   133ms
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   131ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.85.176 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.208.174 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

📧
No MX records found

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover172.67.208.174
🔶 Autoconfig172.67.208.174

🔷 AAAA Records (IPv6)#

2 records   118ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3034::6815:55b0 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3037::ac43:d0ae 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   121ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.85.176,172.67.208.174 ech=AEX+DQBB4QAgACBXzKRgGvyL5vBZ1zkgPQUoEjkf6DQk3CExy2LMiPD+LgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::6815:55b0,2606:4700:3037::ac43:d0ae

📝 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 2026-10-26 05:12:45
www104.21.85.176 172.67.208.174 2606:4700:3034::6815:55b0 2606:4700:3037::ac43:d0ae (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.isskolen.dk k8xoD6BvaPDWWHKH53Efezj08XdL_kVsnaYhPS9BhuM
TXT _acme-challenge.isskolen.dk yeH7toNihL0xNXWeEnW0GV1pe8cvgkn9h-FSYp66rr8

🔗 TLSA / DANE#

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

🔐 DNSSEC#

319ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

0ms
FieldValue
Serial2413542382
Primary NS (MNAME)fatima.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-23 01:56:48
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2010-09-07
Expires2027-09-30 (338d)

🔗 Same registrant#

100 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)
grundvandskort.dkPunktum dk A/S (direct)
grundvandskvalitet.dkPunktum dk A/S (direct)
grundvandsovervaagning.dkPunktum dk A/S (direct)
grundvandsovervågning.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)
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)
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)
vap-grundvand.dkPunktum dk A/S (direct)
vap.dkPunktum dk A/S (direct)
📋 WHOIS#

⏱️ Lookup Timing#

NS
133ms
A
131ms
MX
118ms
AAAA
118ms
TXT
404ms
CAA
143ms
HTTPS
121ms
TLSA
124ms
SOA
0ms
MTA-STS
204ms
DNSSEC
319ms
SRV
227ms
Total
1482ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-26 05:12:44 2047ms 2 NS 2 A 0 MX 🔒 Secure
2026-10-02 05:23:16 537ms 2 NS 2 A 0 MX 🔒 Secure
2026-09-20 09:23:10 651ms 2 NS 2 A 0 MX 🔒 Secure
2026-09-09 22:25:12 1870ms 2 NS 2 A 0 MX 🔒 Secure
2026-09-01 03:14:38 504ms 2 NS 2 A 0 MX 🔒 Secure
2026-08-30 15:36:41 shown 1482ms 2 NS 2 A 0 MX 🔒 Secure
2026-08-14 13:41:23 3945ms 2 NS 2 A 0 MX 🔒 Secure
2026-07-22 07:15:49 947ms 2 NS 2 A 0 MX 🔒 Secure
2026-06-29 12:12:12 957ms 2 NS 2 A 0 MX 🔒 Secure
2026-06-23 21:11:29 2390ms 2 NS 2 A 0 MX 🔒 Secure
2026-06-21 11:41:35 1191ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-17 23:53:42 980ms 2 NS 2 A 0 MX ⚠️ Bogus
dhd.dk [/] search Domains, Hosts & DNS — .dk zone