heicon.dk

📜 Historical scan 2026-08-31 00:03:07 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

heicon.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 2 February 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.30.215.54 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by heicon-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a 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 33ms

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 28ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.215.54	3600s	webcluster2.webpod15-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records#

1 records 26ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	600s	heicon-dk.mail.protection.outlook.com	2a01:111:f403:ca04::4 2a01:111:f403:ca04::c 2a01:111:f403:ca09::c 2a01:111:f403:ca09::d 52.101.103.143 52.101.68.27 52.101.68.32 52.101.73.1	mail-db4pr02cu00204.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-miypr03cu00107.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.56

🔷 AAAA Records (IPv6)#

1 records 28ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:10e:80b2:a97e:acaa:b537	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

🔌 SRV Records#

1 records 81ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

2 records 139ms

TXT Record
brevo-code:d0309fba6215612c7116296bc2d268ff
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (heicon.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.heicon.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:rua@dmarc.brevo.com

📬 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 05:29:39

www	46.30.215.54 2a02:2350:5:10e:80b2:a97e:acaa:b537 (AS51468) (address records, no CNAME)
www vs bare domain	Same network heicon.dk: 46.30.215.54 2a02:2350:5:10e:80b2:a97e:acaa:b537 (AS51468) www.heicon.dk: 46.30.215.54 2a02:2350:5:10e:80b2:a97e:acaa:b537 (AS51468)
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: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

98ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026083001
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 2026-10-02 23:53:29

Field	Value
Registrar	ONE.COM A/S
Registered	2018-02-02
Expires	2027-02-28 (132d)

📋 WHOIS#

⏱️ Lookup Timing#

33ms

28ms

26ms

AAAA

28ms

TXT

139ms

CAA

30ms

HTTPS

30ms

TLSA

1101ms

SOA

0ms

MTA-STS

41ms

DNSSEC

98ms

SRV

81ms

Total

1695ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-02 23:19:44	1382ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-30 23:17:53	891ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-24 21:33:53	831ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-31 00:03:07 shown	1695ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-28 04:21:18	3067ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-26 05:17:13	825ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-20 10:31:42	2053ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-06 20:55:02	16953ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-03 06:36:37	1662ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-29 23:45:05	947ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-20 02:06:47	2140ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 10:59:13	1197ms	2 NS 1 A 1 MX	🔒 Secure