sby.dk

📜 Historical scan 2026-06-25 01:15:53 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

sby.dk is a .dk domain served by 2 nameservers (dana.ns.cloudflare.com, peyton.ns.cloudflare.com). It was registered on 12 February 2001 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.58.222 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx.unoeuro.com. The zone is not DNSSEC-signed, 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 45ms

Nameserver	IP addresses	PTR	ASN / ISP
dana.ns.cloudflare.com	108.162.192.105 172.64.32.105 173.245.58.105 2606:4700:50::adf5:3a69 2803:f800:50::6ca2:c069 2a06:98c1:50::ac40:2069	dana.ns.cloudflare.com dana.ns.cloudflare.com dana.ns.cloudflare.com dana.ns.cloudflare.com dana.ns.cloudflare.com dana.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
peyton.ns.cloudflare.com	108.162.193.221 172.64.33.221 173.245.59.221 2606:4700:58::adf5:3bdd 2803:f800:50::6ca2:c1dd 2a06:98c1:50::ac40:21dd	peyton.ns.cloudflare.com peyton.ns.cloudflare.com peyton.ns.cloudflare.com peyton.ns.cloudflare.com peyton.ns.cloudflare.com peyton.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 31ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.58.222	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.209.23	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 49ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mx.unoeuro.com	94.231.106.20	mx.simply.com	AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	104.21.58.222
🔶 Autoconfig	104.21.58.222

🔷 AAAA Records (IPv6)#

2 records 40ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::6815:3ade	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::ac43:d117	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 50ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.58.222,172.67.209.23 ech=AEX+DQBBWgAgACBCtGFXclW1WWH8bDwySW9jXlRRohQgqqS/xFjcN5wOBgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:3ade,2606:4700:3035::ac43:d117

📝 TXT Records#

📝

No TXT records found

✉️ 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 21:50:07

www	104.21.58.222 172.67.209.23 2606:4700:3033::ac43:d117 2606:4700:3035::6815:3ade (AS13335) (address records, no CNAME)
www vs bare domain	Same network sby.dk: 104.21.58.222 172.67.209.23 2606:4700:3033::ac43:d117 2606:4700:3035::6815:3ade (AS13335) www.sby.dk: 104.21.58.222 172.67.209.23 2606:4700:3033::ac43:d117 2606:4700:3035::6815:3ade (AS13335)
Wildcard	Yes: any name under the zone resolves

🔗 TLSA / DANE#

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

🔐 DNSSEC#

107ms

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

🏷️ SOA#

43ms

Field	Value
Serial	2406691251
Primary NS (MNAME)	dana.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-09 03:36:28

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2001-02-12
Expires	2027-03-31 (164d)

📋 WHOIS#

⏱️ Lookup Timing#

45ms

31ms

49ms

AAAA

40ms

TXT

162ms

CAA

46ms

HTTPS

50ms

TLSA

47ms

SOA

43ms

MTA-STS

49ms

DNSSEC

107ms

SRV

70ms

Total

761ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-08 21:50:07	897ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-30 21:02:58	742ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-29 20:51:44	574ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-10 01:34:50	10007ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-08 06:51:58	1464ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-28 19:02:30	808ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-25 01:15:53 shown	761ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-24 13:35:38	1131ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-18 00:33:17	988ms	2 NS 2 A 1 MX	⚠️ Bogus