4mail.dk

Records from scan: 2026-10-04 15:13:53  ·  707ms total  ·  last checked 2026-10-16 07:35 (unchanged)
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

4mail.dk is a .dk domain served by 2 nameservers (ns3.nordicway.dk, ns4.nordicway.dk). It was registered on 21 June 2005 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 167.235.1.82 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by mail.4mail.dk. The zone is DNSSEC-signed and validates, publishes a DMARC policy and is reachable over IPv6. 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   50ms

🌍 A Records#

1 records   51ms

📧 MX Records#

1 records   53ms

🔷 AAAA Records (IPv6)#

1 records   52ms

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records   283ms
TXT Record
v=spf1 ip4:167.235.1.82 +a +mx +ip4:148.251.244.167 include:relay.mailchannels.net ~all

✉️ SPF#

PolicyRecord (4mail.dk)
~all (soft fail) v=spf1 ip4:167.235.1.82 +a +mx +ip4:148.251.244.167 include:relay.mailchannels.net ~all

📨 DMARC#

PolicyRecord (_dmarc.4mail.dk)
p=reject v=DMARC1;p=reject;sp=reject;adkim=r;aspf=r;pct=100;fo=0;rf=afrf;ri=86400

📬 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 2026-10-16 07:35:52
www CNAME4mail.dk (all on 4mail.dk)
www vs bare domainSame network
WildcardNo
Denial of existenceNSEC3 · 7 iterations · 8-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found
SelectorCNAMEKey
default — RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: ~all

No problems found

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.4mail.dk LXyJPOutRtdeZeJ-G820DQLJSJnjVmuY8LMZZpb9l3o

🔗 TLSA / DANE#

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

🔐 DNSSEC#

65ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

62ms
FieldValue
Serial2026100301
Primary NS (MNAME)ns3.nordicway.dk
Responsible (RNAME)server@nordicway.dk
Refresh3600s
Retry1800s
Expire1209600s
Minimum (neg-cache TTL)86400s

📋 Registration#

WHOIS fetched 2026-10-04 15:21:09
FieldValue
Registrarnordicway ApS
Registered2005-06-21
Expires2028-06-30 (622d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
50ms
A
51ms
MX
53ms
AAAA
52ms
TXT
283ms
CAA
52ms
HTTPS
55ms
TLSA
201ms
SOA
62ms
MTA-STS
55ms
DNSSEC
65ms
SRV
62ms
Total
707ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-04 15:13:53 shown 707ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-30 14:59:37 621ms 2 NS 1 A 1 MX 🔒 Secure
2026-08-27 03:33:02 1350ms 2 NS 1 A 1 MX 🔒 Secure
2026-08-05 14:35:13 1850ms 2 NS 1 A 1 MX 🔒 Secure
2026-07-03 01:27:53 1015ms 2 NS 1 A 1 MX 🔒 Secure
2026-06-24 18:22:13 682ms 2 NS 1 A 1 MX 🔒 Secure
2026-06-23 21:12:45 1172ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-16 12:59:32 1358ms 2 NS 1 A 1 MX 🔒 Secure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone