bluedog.dk

📜 Historical scan 2026-06-16 15:13:58 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

bluedog.dk is a .dk domain served by 4 nameservers (ns1.dotserv.com, ns1.dotserv.net, ns2.dotserv.com and 1 more). It was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. 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#

4 records 142ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.dotserv.com	—	—	—
ns1.dotserv.net	—	—	—
ns2.dotserv.com	—	—	—
ns2.dotserv.net	—	—	—

🌍 A Records#

1 records 137ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
178.20.216.10	—	ispc0.dotserv.com	AS21060	—	—	—	—

📧 MX Records#

5 records 181ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	—	aspmx.l.google.com	142.251.9.26	rc-in-f26.1e100.net	AS15169 Google LLC
5	—	alt1.aspmx.l.google.com	172.253.158.26	so-in-f26.1e100.net	AS15169 Google LLC
5	—	alt2.aspmx.l.google.com	108.177.125.27	tp-in-f27.1e100.net	AS15169 Google LLC
10	—	alt3.aspmx.l.google.com	108.177.125.27	tp-in-f27.1e100.net	AS15169 Google LLC
10	—	alt4.aspmx.l.google.com	173.194.43.26	yudlsqd-in-f26.1e100.net	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 322ms

TXT Record
v=spf1 a include:_spf.google.com ~all

✉️ SPF#

Policy	Record (bluedog.dk)
~all (soft fail)	v=spf1 a include:_spf.google.com ~all

📨 DMARC#

Policy	Record (_dmarc.bluedog.dk)
p=reject	v=DMARC1; p=reject;

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

2 records 165ms

Flags	Tag	Value
0	issue	comodoca.com
0	issue	letsencrypt.org

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-07 17:13:13

www	178.20.216.10 (AS21060) (address records, no CNAME)
www vs bare domain	Same network bluedog.dk: 178.20.216.10 (AS21060) www.bluedog.dk: 178.20.216.10 (AS21060)
Wildcard	No
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 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#

325ms

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

🏷️ SOA#

178ms

Field	Value
Serial	2018090500
Primary NS (MNAME)	ns1.dotserv.com
Responsible (RNAME)	hostmaster@dotserv@com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	3600s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

142ms

137ms

181ms

AAAA

166ms

TXT

322ms

CAA

165ms

HTTPS

144ms

TLSA

205ms

SOA

178ms

MTA-STS

201ms

DNSSEC

325ms

SRV

0ms

Total

2115ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-26 14:36:36	843ms	4 NS 1 A 5 MX	🔓 Insecure
2026-07-02 00:04:22	2769ms	4 NS 1 A 5 MX	🔓 Insecure
2026-06-16 15:13:58 shown	2115ms	4 NS 1 A 5 MX	🔓 Insecure
2026-06-16 15:01:58	558ms	4 NS 1 A 5 MX	🔓 Insecure
2026-06-16 15:01:39	4081ms	4 NS 1 A 5 MX	🔓 Insecure
2026-06-16 15:01:00	830ms	4 NS 1 A 5 MX	🔓 Insecure