studena.dk

📜 Historical scan 2026-09-30 01:11:33  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

studena.dk is a .dk domain served by 2 nameservers (elisabeth.ns.cloudflare.com, todd.ns.cloudflare.com). It was registered on 18 August 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.64.244 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. 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   43ms

🌍 A Records#

2 records   37ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.64.244 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.156.168 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

5 records   34ms

🔷 AAAA Records (IPv6)#

2 records   44ms

🔐 HTTPS Records#

1 records   35ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.64.244,172.67.156.168 ech=AEX+DQBBpwAgACBsvQhfm0PVNll0uU+f1Ai35w4RxTaBfgUQz7v4a8AKSgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:40f4,2606:4700:3033::ac43:9ca8

📝 TXT Records#

1 records   161ms
TXT Record
google-site-verification=zmGmiMBfgpi8-wHu11l1noWcGUoaNtCfZzxe-QXeRgU

✉️ 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 2026-10-08 05:13:20
www188.114.96.1 188.114.97.1 2606:4700:3033::6815:40f4 2606:4700:3033::ac43:9ca8 (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardNo
Denial of existenceCompact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEYPublished: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

✍️ DKIM keys#

2 found
SelectorCNAMEKey
s1 s1.domainkey.u18935534.wl035.sendgrid.net RSA · ~2048 bit
s2 s2.domainkey.u18935534.wl035.sendgrid.net 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.

🔗 TLSA / DANE#

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

🔐 DNSSEC#

111ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

36ms
FieldValue
Serial2416174617
Primary NS (MNAME)elisabeth.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-09 15:18:14
FieldValue
RegistrarONE.COM A/S
Registered2020-08-18
Expires2027-08-31 (314d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
43ms
A
37ms
MX
34ms
AAAA
44ms
TXT
161ms
CAA
36ms
HTTPS
35ms
TLSA
141ms
SOA
36ms
MTA-STS
66ms
DNSSEC
111ms
SRV
68ms
Total
904ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-09-30 21:38:34 658ms 2 NS 2 A 5 MX 🔒 Secure
2026-09-30 01:11:33 shown 904ms 2 NS 2 A 5 MX 🔒 Secure
2026-09-21 23:59:28 1186ms 2 NS 2 A 5 MX 🔒 Secure
2026-09-14 23:11:40 2351ms 2 NS 2 A 5 MX 🔒 Secure
2026-09-09 14:57:11 2871ms 2 NS 2 A 5 MX 🔒 Secure
2026-09-07 02:51:12 1260ms 2 NS 2 A 5 MX 🔒 Secure
2026-08-28 03:42:22 1181ms 2 NS 2 A 5 MX 🔒 Secure
2026-08-26 12:25:37 1216ms 2 NS 2 A 5 MX 🔒 Secure
2026-08-26 07:00:42 1047ms 2 NS 2 A 5 MX 🔒 Secure
2026-08-14 06:51:44 6972ms 2 NS 2 A 5 MX 🔒 Secure
2026-07-21 02:42:41 3363ms 2 NS 2 A 5 MX 🔒 Secure
2026-07-19 21:02:41 1242ms 2 NS 2 A 5 MX 🔒 Secure
2026-06-26 07:30:53 1046ms 2 NS 2 A 5 MX 🔒 Secure
2026-06-17 11:39:40 907ms 2 NS 2 A 5 MX 🔒 Secure
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