studieboost.dk

📜 Historical scan 2026-09-24 04:28:47 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

studieboost.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 15 September 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 216.198.79.1 is hosted by Amazon.com, Inc. (AS16509) in United States. Mail is handled by smtp.google.com. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. 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#

3 records 33ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 36ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
216.198.79.1	3600s	—	AS16509	Amazon.com, Inc.	216.198.79.0/24	🇺🇸 United States	—

📧 MX Records#

1 records 40ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	600s	smtp.google.com	142.250.150.27 142.251.1.26 142.251.1.27 2a00:1450:4010:c08::1b 2a00:1450:4010:c08::1b 2a00:1450:4010:c1c::1a 2a00:1450:4010:c1e::1a 2a00:1450:4010:c1e::1b 64.233.162.27 64.233.165.26	la-in-f27.1e100.net lb-in-f26.1e100.net lb-in-f27.1e100.net lg-in-f27.1e100.net lg-in-x1b.1e100.net la-in-f26.1e100.net lb-in-f26.1e100.net lb-in-f27.1e100.net li-in-f27.1e100.net lg-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 129ms

TXT Record
google-site-verification=jutUk022hYZlkiFqJsyNLGpjbJZf1lQjRXZdX_l0CGw

✉️ 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 2026-10-12 21:34:38

www CNAME	850d3afd4eda2682.vercel-dns-017.com (all on vercel-dns-017.com) → 216.198.79.65 64.29.17.65 (AS16509)
www vs bare domain	Same network studieboost.dk: 216.198.79.1 (AS16509) www.studieboost.dk: 216.198.79.65 64.29.17.65 (AS16509)
Wildcard	No
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
google	—	RSA · ~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#

81ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

0ms

Field	Value
Serial	2026042304
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-03 06:58:45

Field	Value
Registrar	Simply.com A/S
Registered	2025-09-15
Expires	2027-09-14 (330d)

📋 WHOIS#

⏱️ Lookup Timing#

33ms

36ms

40ms

AAAA

39ms

TXT

129ms

CAA

42ms

HTTPS

42ms

TLSA

72ms

SOA

0ms

MTA-STS

49ms

DNSSEC

81ms

SRV

58ms

Total

506ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-12 21:34:38	488ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-09 12:07:05	1934ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-03 06:38:32	1035ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-24 04:28:47 shown	506ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-27 11:06:29	745ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-28 00:23:00	629ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-18 07:37:11	694ms	3 NS 1 A 1 MX	🔒 Secure