studiz.dk

📜 Historical scan 2026-09-20 01:25:03  ·  ← 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   39ms
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   43ms
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   45ms
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   46ms
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   40ms
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   200ms
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 7QwTzO9MC2K61UUcEBfmck0nI5xv1FVBG51n1AYhiq8
TXT _acme-challenge.studiz.dk HTPDd39YVv0yYS9rI2sAKwqNRY9Wd6KbrMhCoC9EbAY
TXT _acme-challenge.studiz.dk KFq7t6C-dp-L9NpF05FCzb3Ts9CO5tqvTE4gSF3G5ac
TXT _acme-challenge.studiz.dk L4kFMHuvWZlAbmLAaH5aTFd0quyIWN3AeFgRKR0vPJg
TXT _acme-challenge.studiz.dk NXXfOH2aPwRUCqLHohm4vH64ynt7ywi1kdjfC55ONKs
TXT _acme-challenge.studiz.dk Qq8aQmmMWHUuy_UI0EHHoFYx_t4J9M60Z6ITrER52OY
TXT _acme-challenge.studiz.dk aqii0h-beHJBd9xJp4__sNXrKpeNCB5GYTaSKvFhVaM
TXT _acme-challenge.studiz.dk d2vHRVZlqijtwUPyEjGTfId6i3WxQEPWnGclzHOgIDA
TXT _acme-challenge.studiz.dk jQ2-38OQOsMjAZkoWZF6zXsRV3S4mAC0lfycsYK2bz0
TXT _acme-challenge.studiz.dk lo4yChg8pCJi_XRciUfKt8AR84dVdAh-1byqvKzeE_U
TXT _acme-challenge.studiz.dk myOG_FaNEBy3FaFTq4_IVlcM5iYsDVLPUqa27091qe8
TXT _acme-challenge.studiz.dk u209RN9KmpePmnzVCFvdNrLwpKgMT7tMqmge0BrX-0U

🔗 TLSA / DANE#

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

🔐 DNSSEC#

81ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

0ms
FieldValue
Serial2414899342
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
39ms
A
43ms
MX
45ms
AAAA
46ms
TXT
200ms
CAA
29ms
HTTPS
40ms
TLSA
260ms
SOA
0ms
MTA-STS
56ms
DNSSEC
81ms
SRV
217ms
Total
1525ms

🕐 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 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 shown 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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