studiz.dk

📜 Historical scan 2026-10-02 00:00:16  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

studiz.dk is a .dk domain served by 2 nameservers (alina.ns.cloudflare.com, hank.ns.cloudflare.com). It was registered on 7 March 2013 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.26.8.147 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx1.smtp.goog, mx2.smtp.goog and 2 more. The zone is DNSSEC-signed and validates, publishes a 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   33ms
NameserverIP addressesPTRASN / ISP
alina.ns.cloudflare.com 108.162.192.61
172.64.32.61
173.245.58.61
2606:4700:50::adf5:3a3d
2803:f800:50::6ca2:c03d
2a06:98c1:50::ac40:203d		 alina.ns.cloudflare.com
alina.ns.cloudflare.com
alina.ns.cloudflare.com
alina.ns.cloudflare.com
alina.ns.cloudflare.com
alina.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
hank.ns.cloudflare.com 108.162.193.116
172.64.33.116
173.245.59.116
2606:4700:58::adf5:3b74
2803:f800:50::6ca2:c174
2a06:98c1:50::ac40:2174		 hank.ns.cloudflare.com
hank.ns.cloudflare.com
hank.ns.cloudflare.com
hank.ns.cloudflare.com
hank.ns.cloudflare.com
hank.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.

🌍 A Records#

3 records   47ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.26.8.147 300s — AS13335 Cloudflare, Inc. 104.26.0.0/20 — —
104.26.9.147 300s — AS13335 Cloudflare, Inc. 104.26.0.0/20 — —
172.67.69.111 300s — AS13335 Cloudflare, Inc. 172.67.64.0/18 — —

📧 MX Records#

4 records   31ms
PriorityTTLMail ServerIP addressesPTRASN
10 300s mx1.smtp.goog 2001:4860:4802:32::97
216.239.32.151		 —
—		 AS15169 Google LLC
AS15169 Google LLC
20 300s mx2.smtp.goog 2001:4860:4802:34::97
216.239.34.151		 —
—		 AS15169 Google LLC
AS15169 Google LLC
30 300s mx3.smtp.goog 2001:4860:4802:36::97
216.239.36.151		 —
—		 AS15169 Google LLC
AS15169 Google LLC
40 300s mx4.smtp.goog 2001:4860:4802:38::97
216.239.38.151		 —
—		 AS15169 Google LLC
AS15169 Google LLC

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover65.109.103.39
🔶 Autoconfig65.109.103.39

🔷 AAAA Records (IPv6)#

3 records   35ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:20::681a:893 300s — AS13335 Cloudflare, Inc. 2606:4700:0:0:0:0:0:0/41 — —
2606:4700:20::681a:993 300s — AS13335 Cloudflare, Inc. 2606:4700:0:0:0:0:0:0/41 — —
2606:4700:20::ac43:456f 300s — AS13335 Cloudflare, Inc. 2606:4700:0:0:0:0:0:0/41 — —

🔐 HTTPS Records#

1 records   35ms
PriorityTargetSvcParams
1 service . alpn="h2" ipv4hint=104.26.8.147,104.26.9.147,172.67.69.111 ipv6hint=2606:4700:20::681a:893,2606:4700:20::681a:993,2606:4700:20::ac43:456f

📝 TXT Records#

7 records   214ms
TXT Record
apple-domain-verification=54ugFGj37Wcv7VsA
apple-domain-verification=j16SBdRmQUGbPlyV
atlassian-domain-verification=edKz2JtgvgtWswJz1g60tPx1YA5kgeEtO0Hq2jNxFQPL5lDIVM5XXhwZDXwN95BT
facebook-domain-verification=okbde52u7aqpv9e38o9gaa25pqp8ak
google-site-verification=Kw0IWAX3xiYQDNLyOR448pT1I_S2OlAFVlazI82m2as
MS=ms52151569
v=spf1 include:_spf.google.com include:sparkpostmail.com ~all

✉️ SPF#

PolicyRecord (studiz.dk)
~all (soft fail) v=spf1 include:_spf.google.com include:sparkpostmail.com ~all

📨 DMARC#

PolicyRecord (_dmarc.studiz.dk)
p=quarantine v=DMARC1; p=quarantine; pct=100; adkim=r; aspf=r; rua=mailto:re+bbhxokamgzg@dmarc.postmarkapp.com;

📬 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 04:41:20
www104.26.8.147 104.26.9.147 172.67.69.111 2606:4700:20::681a:893 2606:4700:20::681a:993 2606:4700:20::ac43:456f (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

✍️ DKIM keys#

1 found
SelectorCNAMEKey
google — RSA · ~1024 bit below 2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: ~all

No problems found

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.studiz.dk AcNyz37MIFiqkIRhfTOXFvBxqDx-5x-XThsAlSVKJ_M
TXT _acme-challenge.studiz.dk OUFP8kaAsonkvsLYufzNKUeMB7GdQPoI56UAZjBPZE0

🔗 TLSA / DANE#

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

🔐 DNSSEC#

156ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

45ms
FieldValue
Serial2416376181
Primary NS (MNAME)alina.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-14 17:42:15
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2013-03-07
Expires2028-03-31 (523d)

🔗 Same registrant#

1 domain

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
studenter-rabatten.dkPunktum dk A/S (direct)
📋 WHOIS#

⏱️ Lookup Timing#

NS
33ms
A
47ms
MX
31ms
AAAA
35ms
TXT
214ms
CAA
39ms
HTTPS
35ms
TLSA
274ms
SOA
45ms
MTA-STS
58ms
DNSSEC
156ms
SRV
68ms
Total
1437ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-21 04:41:20 875ms 2 NS 3 A 1 MX 🔒 Secure
2026-10-14 17:13:08 2619ms 2 NS 3 A 1 MX 🔒 Secure
2026-10-04 00:12:37 568ms 2 NS 3 A 1 MX 🔒 Secure
2026-10-03 00:10:16 1660ms 2 NS 3 A 1 MX 🔒 Secure
2026-10-02 00:00:16 shown 1437ms 2 NS 3 A 4 MX 🔒 Secure
2026-09-27 23:02:11 997ms 2 NS 3 A 4 MX 🔒 Secure
2026-09-23 20:42:42 1672ms 2 NS 3 A 4 MX 🔒 Secure
2026-09-20 01:25:03 1525ms 2 NS 3 A 4 MX 🔒 Secure
2026-09-19 15:32:21 1957ms 2 NS 3 A 4 MX 🔒 Secure
2026-09-09 00:15:57 2833ms 2 NS 3 A 4 MX 🔒 Secure
2026-08-27 21:15:51 1241ms 2 NS 3 A 4 MX 🔒 Secure
2026-08-27 15:42:59 1191ms 2 NS 3 A 4 MX 🔒 Secure
2026-08-14 15:44:33 4975ms 2 NS 3 A 4 MX 🔒 Secure
2026-08-13 07:05:30 6323ms 2 NS 3 A 4 MX 🔒 Secure
2026-08-09 15:34:29 1979ms 2 NS 3 A 4 MX 🔒 Secure
2026-08-02 14:45:50 1428ms 2 NS 3 A 4 MX 🔒 Secure
2026-07-16 23:37:05 9422ms 2 NS 3 A 4 MX 🔒 Secure
2026-07-12 18:43:56 1741ms 2 NS 3 A 4 MX 🔒 Secure
2026-07-06 22:38:54 2831ms 2 NS 3 A 4 MX 🔒 Secure
2026-07-03 18:53:57 3539ms 2 NS 3 A 4 MX 🔒 Secure
2026-07-01 23:04:45 2009ms 2 NS 3 A 4 MX 🔒 Secure
2026-06-24 04:41:37 1744ms 2 NS 3 A 4 MX 🔒 Secure
2026-06-23 12:36:19 1655ms 2 NS 3 A 4 MX 🔒 Secure
2026-06-21 21:12:33 1102ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-20 14:15:28 1123ms 2 NS 3 A 4 MX 🔒 Secure
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