byaylin.dk

📜 Historical scan 2026-06-16 18:04:26 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

byaylin.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was registered on 29 August 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.21.41.231 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by mx1.onlinemail.io, mx2.onlinemail.io. 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#

2 records 198ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.curanet.dk	—	—	—
ns2.curanet.dk	—	—	—

🌍 A Records#

1 records 117ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.41.231	—	linux30.curanet.dk	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records#

2 records 138ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	mx1.onlinemail.io	185.21.42.12	mx1.onlinemail.io	AS48854 team.blue Denmark A/S
20	—	mx2.onlinemail.io	46.36.208.16	mx2.onlinemail.io	AS48854 team.blue Denmark A/S

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 365ms

TXT Record
v=spf1 include:spf.onlinemail.io -all

✉️ SPF#

Policy	Record (byaylin.dk)
-all (hard fail)	v=spf1 include:spf.onlinemail.io -all

📨 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 15:54:59

www	104.21.88.46 172.67.172.139 2606:4700:3030::ac43:ac8b 2606:4700:3032::6815:582e (AS13335) (address records, no CNAME)
www vs bare domain	Same network byaylin.dk: 104.21.88.46 172.67.172.139 2606:4700:3030::ac43:ac8b 2606:4700:3032::6815:582e (AS13335) www.byaylin.dk: 104.21.88.46 172.67.172.139 2606:4700:3030::ac43:ac8b 2606:4700:3032::6815:582e (AS13335)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

285ms

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

🏷️ SOA#

158ms

Field	Value
Serial	2025082907
Primary NS (MNAME)	ns1.curanet.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-15 22:41:03

Field	Value
Registrar	CURANET A/S
Registered	2025-08-29
Expires	2027-08-28 (314d)

🔗 Same registrant#

4 domains

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
bonzosandwich.dk	CURANET A/S
ellakebab.dk	CURANET A/S
hosibofrisoer.dk	CURANET A/S
trustlink.dk	Simply.com A/S

📋 WHOIS#

⏱️ Lookup Timing#

198ms

117ms

138ms

AAAA

286ms

TXT

365ms

CAA

152ms

HTTPS

171ms

TLSA

186ms

SOA

158ms

MTA-STS

169ms

DNSSEC

285ms

SRV

0ms

Total

1541ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-03 10:14:48	1703ms	2 NS 2 A 2 MX	🔓 Insecure
2026-10-02 10:11:22	510ms	2 NS 2 A 2 MX	🔓 Insecure
2026-09-25 08:37:17	485ms	2 NS 1 A 2 MX	🔒 Secure
2026-09-11 14:10:20	506ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-26 10:53:16	553ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-25 16:05:08	677ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-16 18:17:48	4993ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-16 18:04:26 shown	1541ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-16 18:02:55	372ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-16 18:01:05	616ms	2 NS 1 A 2 MX	🔒 Secure