xsmtp.dk

Records from scan: 2026-10-05 16:32:10 · 391ms total · last checked 2026-10-16 10:02 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

xsmtp.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 14 August 2019 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 195.47.247.18 is hosted by One.com A/S (AS51468). 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 38ms

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 45ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
195.47.247.18	600s	one.com.webforward.g1i.one	AS51468	One.com A/S	195.47.247.0/24	—	—

📧 MX Records#

1 records 41ms

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

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	195.47.247.18
🔶 Autoconfig	195.47.247.18

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 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#

checked 2026-10-08 21:09:52

www	195.47.247.18 (AS51468) (address records, no CNAME)
www vs bare domain	Same network xsmtp.dk: 195.47.247.18 (AS51468) www.xsmtp.dk: 195.47.247.18 (AS51468)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

69ms

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

🏷️ SOA#

39ms

Field	Value
Serial	2026100501
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-05 16:40:22

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2019-08-14
Expires	2027-08-31 (318d)

📋 WHOIS#

⏱️ Lookup Timing#

38ms

45ms

41ms

AAAA

41ms

TXT

177ms

CAA

53ms

HTTPS

41ms

TLSA

41ms

SOA

39ms

MTA-STS

49ms

DNSSEC

69ms

SRV

68ms

Total

391ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-05 16:32:10 shown	391ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-30 16:13:30	389ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-30 04:24:33	512ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-28 03:58:53	645ms	2 NS 1 A 4 MX	🔒 Secure
2026-09-23 11:20:19	938ms	2 NS 1 A 4 MX	🔒 Secure
2026-09-04 02:39:29	607ms	2 NS 1 A 4 MX	🔒 Secure
2026-08-31 11:16:10	682ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-24 07:48:09	998ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-23 17:57:10	1129ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-22 13:46:51	667ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-18 09:07:15	850ms	2 NS 1 A 4 MX	🔒 Secure