sikker-email.dk

📜 Historical scan 2026-07-02 10:19:07 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

sikker-email.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 6 January 2003 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 78.153.161.181 is hosted by GlobalConnect A/S (AS31027) in Denmark. Mail is handled by hallerup-dk.mx1.staysecuregroup.com, hallerup-dk.mx2.staysecuregroup.net. The zone is DNSSEC-signed and validates, 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#

2 records 87ms

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 48ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
78.153.161.181	43200s	—	AS31027	GlobalConnect A/S	78.153.160.0/19	🇩🇰 Denmark	Copenhagen

📧 MX Records#

2 records 51ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	43200s	hallerup-dk.mx1.staysecuregroup.com	192.162.219.155 2a01:77c0:1619:4100:6fa6:1315:2bd2:51cd	mx41.electric.net mx11.electric.net	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
20	43200s	hallerup-dk.mx2.staysecuregroup.net	192.162.219.49 2a01:77c0:1619:4101:d99:c22:fb4d:290e	mx41.electric.net mx10.electric.net	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 167ms

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

✉️ SPF#

Policy	Record (sikker-email.dk)
~all (soft fail)	v=spf1 include:_spf.staysecuregroup.com ~all

📨 DMARC#

Policy	Record (_dmarc.sikker-email.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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 07:11:28

www	78.153.161.181 (AS31027) (address records, no CNAME)
www vs bare domain	Same network sikker-email.dk: 78.153.161.181 (AS31027) www.sikker-email.dk: 78.153.161.181 (AS31027)
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: 4/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

167ms

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

🏷️ SOA#

64ms

Field	Value
Serial	2026040401
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 2026-10-07 07:27:45

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2003-01-06
Expires	2027-01-31 (100d)

📋 WHOIS#

⏱️ Lookup Timing#

87ms

48ms

51ms

AAAA

74ms

TXT

167ms

CAA

59ms

HTTPS

51ms

TLSA

882ms

SOA

64ms

MTA-STS

78ms

DNSSEC

167ms

SRV

76ms

Total

1895ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-07 07:07:21	1333ms	2 NS 1 A 2 MX	🔒 Secure
2026-10-01 20:15:31	1993ms	2 NS 1 A 2 MX	🔒 Secure
2026-09-30 20:11:29	606ms	2 NS 1 A 2 MX	🔒 Secure
2026-09-30 19:19:52	1004ms	2 NS 1 A 2 MX	🔒 Secure
2026-09-29 19:12:54	780ms	2 NS 1 A 2 MX	🔒 Secure
2026-09-27 19:21:31	2461ms	2 NS 1 A 2 MX	🔒 Secure
2026-08-28 04:32:00	1353ms	2 NS 1 A 2 MX	🔒 Secure
2026-07-02 10:19:07 shown	1895ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-24 05:21:38	624ms	2 NS 1 A 2 MX	⚠️ Bogus
2026-06-23 00:19:45	1146ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-21 01:58:28	3179ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-17 14:46:48	2950ms	2 NS 1 A 2 MX	🔒 Secure