mailsrvr.dk

Records from scan: 2026-10-14 06:09:35 · 906ms total · last checked 2026-10-18 09:04 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

mailsrvr.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.210.177.16 is hosted by CoMaSys ApS (AS51377) in Denmark. Mail is handled by .. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 56ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

1 records 72ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.210.177.16	3600s	srvr04.syan.dk	AS51377	CoMaSys ApS	185.210.176.0/22	🇩🇰 Denmark	—

📧 MX Records#

1 records 83ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	. Null MX — domain accepts no email (RFC 7505)

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 318ms

TXT Record
google-site-verification=LVo2aikrZA5HwzJ4k56w3oag7MtZnKn70kncWKR1gWg
v=spf1 a mx -all

✉️ SPF#

Policy	Record (mailsrvr.dk)
-all (hard fail)	v=spf1 a mx -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#

checked 2026-10-14 06:09:35

www	46.30.211.38 (AS51468) (address records, no CNAME)
www vs bare domain	Different networks mailsrvr.dk: 185.210.177.16 (AS51377) www.mailsrvr.dk: 46.30.211.38 (AS51468) (all like this)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
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#

206ms

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

🏷️ SOA#

41ms

Field	Value
Serial	2026101301
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

56ms

72ms

83ms

AAAA

98ms

TXT

318ms

CAA

117ms

HTTPS

118ms

TLSA

140ms

SOA

41ms

MTA-STS

120ms

DNSSEC

206ms

SRV

121ms

Total

906ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-14 06:09:35 shown	906ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-23 20:30:53	897ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-24 03:08:00	1148ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-23 12:45:42	1136ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-23 10:33:03	898ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 17:11:20	1040ms	2 NS 1 A 4 MX	🔒 Secure