heron.dk

📜 Historical scan 2026-08-12 21:52:17  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

heron.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 10 November 2017 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 77.111.241.112 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by mx1.pub.mailpod10-cph3.one.com, mx2.pub.mailpod10-cph3.one.com and 2 more. The zone is DNSSEC-signed and validates, has no DMARC policy and is reachable over IPv6. 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   36ms
NameserverIP addressesPTRASN / 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   33ms
IPTTLPTRASNISP / OrgCIDRCountryCity
77.111.241.112 3600s webcluster2.wordpresspod2-cph3.one.com AS51468 One.com A/S 77.111.240.0/22 🇩🇰 Denmark Copenhagen

📧 MX Records#

4 records   38ms
PriorityTTLMail ServerIP addressesPTRASN
10 10800s mx1.pub.mailpod10-cph3.one.com 104.37.34.70 mx1.pub.mailpod10-cph3.one.com AS51468 One.com A/S
10 10800s mx2.pub.mailpod10-cph3.one.com 104.37.34.71 mx2.pub.mailpod10-cph3.one.com AS51468 One.com A/S
10 10800s mx3.pub.mailpod10-cph3.one.com 104.37.34.72 mx3.pub.mailpod10-cph3.one.com AS51468 One.com A/S
10 10800s mx4.pub.mailpod10-cph3.one.com 104.37.34.73 mx4.pub.mailpod10-cph3.one.com AS51468 One.com A/S

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover77.111.241.112
🔶 Autoconfig77.111.241.112

🔷 AAAA Records (IPv6)#

1 records   35ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a02:2350:5:104:8081:a191:948a:f7c1 3600s — AS51468 One.com A/S 2a02:2350:0:0:0:0:0:0/32 🇩🇰 Denmark Copenhagen

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records   227ms
TXT Record
v=spf1 include:servers.mcsv.net ?all

✉️ SPF#

PolicyRecord (heron.dk)
?all (neutral) v=spf1 include:servers.mcsv.net ?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#

latest probe, not this scan · checked 2026-10-11 07:53:53
www77.111.241.112 2a02:2350:5:104:8081:a191:948a:f7c1 (AS51468) (address records, no CNAME)
www vs bare domainSame network
WildcardYes: any name under the zone resolves
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found
SelectorCNAMEKey
k1 dkim.mcsv.net RSA · ~1024 bit below 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: 1/10 · policy: ?all

  • warn "?all" is neutral: it gives receivers no guidance, much like having no SPF

🔗 TLSA / DANE#

4 records   85ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx1.pub.mailpod10-cph3.one.com DANE-EE · SPKI · SHA-256 5932F73E86E0548B77B582F47919F654…
SMTP _25._tcp.mx2.pub.mailpod10-cph3.one.com DANE-EE · SPKI · SHA-256 5932F73E86E0548B77B582F47919F654…
SMTP _25._tcp.mx3.pub.mailpod10-cph3.one.com DANE-EE · SPKI · SHA-256 5932F73E86E0548B77B582F47919F654…
SMTP _25._tcp.mx4.pub.mailpod10-cph3.one.com DANE-EE · SPKI · SHA-256 5932F73E86E0548B77B582F47919F654…

🔐 DNSSEC#

127ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

0ms
FieldValue
Serial2026081102
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s

📋 Registration#

WHOIS fetched 2026-10-10 06:51:15
FieldValue
RegistrarONE.COM A/S
Registered2017-11-10
Expires2026-11-30 (43d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
36ms
A
33ms
MX
38ms
AAAA
35ms
TXT
227ms
CAA
44ms
HTTPS
37ms
TLSA
85ms
SOA
0ms
MTA-STS
97ms
DNSSEC
127ms
SRV
159ms
Total
902ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-11 07:53:53 758ms 2 NS 1 A 4 MX 🔒 Secure
2026-10-10 06:32:22 774ms 2 NS 1 A 4 MX 🔒 Secure
2026-09-04 03:45:54 6279ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-28 05:54:44 1160ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-12 21:52:17 shown 902ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-23 10:37:58 1125ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-19 19:18:07 662ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-17 11:18:02 845ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-17 11:12:35 971ms 2 NS 1 A 4 MX 🔒 Secure
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