masterclasscph.dk

📜 Historical scan 2026-08-09 16:37:47 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

masterclasscph.dk is a .dk domain served by 2 nameservers (ns1.fhns.ro, ns2.fhns.ro). It was registered on 5 June 2026 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 88.80.135.159 is hosted by Promo Plus SRL (AS215362) in Romania. Mail is handled by masterclasscph.dk. The zone is not DNSSEC-signed, publishes a 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#

2 records 431ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.fhns.ro	88.80.135.159	fhns.ro	AS215362 Promo Plus SRL
ns2.fhns.ro	88.80.135.159	fhns.ro	AS215362 Promo Plus SRL

🌍 A Records#

1 records 257ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
88.80.135.159	14400s	fhns.ro	AS215362	Promo Plus SRL	88.80.135.0/24	🇷🇴 Romania	Bucharest

📧 MX Records#

1 records 416ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	14400s	masterclasscph.dk	88.80.135.159	fhns.ro	AS215362 Promo Plus SRL

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 907ms

TXT Record
v=spf1 a mx ip4:88.80.135.159 ~all

✉️ SPF#

Policy	Record (masterclasscph.dk)
~all (soft fail)	v=spf1 a mx ip4:88.80.135.159 ~all

📨 DMARC#

Policy	Record (_dmarc.masterclasscph.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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 2026-10-20 01:44:32

www CNAME	masterclasscph.dk (all on masterclasscph.dk) → 88.80.135.159 (AS215362)
www vs bare domain	Same network masterclasscph.dk: 88.80.135.159 (AS215362) www.masterclasscph.dk: 88.80.135.159 (AS215362)
Wildcard	No

✍️ DKIM keys#

1 found

Selector	CNAME	Key
default	—	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.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

464ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

0ms

Field	Value
Serial	2026080800
Primary NS (MNAME)	ns1.fhns.ro
Responsible (RNAME)	mastercl@fhns.ro
Refresh	86400s
Retry	7200s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-11 14:05:33

Field	Value
Registrar	NETIM
Registered	2026-06-05
Expires	2027-06-04 (227d)

🔗 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).

Domain	Registrar
blacksilva.dk	NETIM

📋 WHOIS#

⏱️ Lookup Timing#

431ms

257ms

416ms

AAAA

423ms

TXT

907ms

CAA

258ms

HTTPS

107ms

TLSA

226ms

SOA

0ms

MTA-STS

271ms

DNSSEC

464ms

SRV

463ms

Total

2418ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-20 01:44:32	4241ms	2 NS 1 A 1 MX	🔓 Insecure
2026-10-11 13:29:24	1303ms	2 NS 1 A 1 MX	🔓 Insecure
2026-10-09 12:37:35	1802ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-23 23:42:31	1379ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-20 08:26:17	1764ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-14 19:52:50	2527ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-07 16:51:17	3490ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-31 06:22:18	1838ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-30 02:09:29	2817ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-26 16:42:02	14473ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-18 18:31:55	4500ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-11 22:39:37	2389ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-09 16:37:47 shown	2418ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-30 21:17:43	17111ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-15 10:27:27	1548ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-04 14:37:20	1774ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-03 11:27:37	3007ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-01 06:53:22	4138ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-27 17:14:07	15540ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-24 06:03:45	1210ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-20 13:56:25	1736ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-19 10:18:32	1728ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-17 13:07:33	4117ms	2 NS 1 A 1 MX	🔓 Insecure