hertels.dk

📜 Historical scan 2026-06-17 11:18:19 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

hertels.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was registered on 27 May 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 93.90.118.211 is hosted by Fab:IT ApS (AS45032) in Denmark. Mail is handled by hertels-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 103ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.curanet.dk	185.25.141.12 2a02:2339:4006:108::123	ns1.curanet.dk ns1.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.curanet.dk	2a02:2339:1:10f::123:123 91.197.248.75	ns2.curanet.dk ns2.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 102ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
93.90.118.211	—	srvfab-webproxy0.chainbox.dk	AS45032	Fab:IT ApS	93.90.112.0/20	🇩🇰 Denmark	—

📧 MX Records#

1 records 103ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	—	hertels-dk.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca04::2 2a01:111:f403:ca04::e 2a01:111:f403:ca09::d 52.101.68.10 52.101.68.27 52.101.68.3 52.101.68.5	mail-dbapr03cu00100.inbound.protection.outlook.com mail-du2pr03cu00102.inbound.protection.outlook.com mail-db8pr02cu00106.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-db7pr03cu00403.inbound.protection.outlook.com mail-du2pr03cu00105.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

🔷 AAAA Records (IPv6)#

1 records 103ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a00:df0:ca:cb00::3:1	—	—	AS45032	Fab:IT ApS	2a00:df0:0:0:0:0:0:0/32	🇩🇰 Denmark	—

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 276ms

TXT Record
google-site-verification=f3wSXEkGzAPIB8l7MuV33j5-ZBCd7FqCxgVyNQkFVOA
v=spf1 include:spf.protection.outlook.com include:_spf.hosting.chainbox.dk include:spf.lagersystem.dk include:web.shared.mysmtp.com include:_spf.smtp.com -all

✉️ SPF#

Policy	Record (hertels.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:_spf.hosting.chainbox.dk include:spf.lagersystem.dk include:web.shared.mysmtp.com include:_spf.smtp.com -all

📨 DMARC#

Policy	Record (_dmarc.hertels.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:admin@hertels.dk

📬 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 2026-10-09 12:03:23

www CNAME	hertels.dk (all on hertels.dk) → 93.90.118.211 2a00:df0:ca:cb00::3:1 (AS45032)
www vs bare domain	Same network hertels.dk: 93.90.118.211 2a00:df0:ca:cb00::3:1 (AS45032) www.hertels.dk: 93.90.118.211 2a00:df0:ca:cb00::3:1 (AS45032)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

2 found

Selector	CNAME	Key
s1	s1.domainkey.u8454841.wl092.sendgrid.net	RSA · ~2048 bit
s2	s2.domainkey.u8454841.wl092.sendgrid.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: 8/10 · policy: -all

error include:_spf.hosting.chainbox.dk has no SPF record: receivers that reach it return permerror (RFC 7208 §5.2)
warn 8 of the 10 allowed DNS lookups used: one more include can break SPF

🔗 TLSA / DANE#

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

🔐 DNSSEC#

192ms

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

🏷️ SOA#

104ms

Field	Value
Serial	2023030301
Primary NS (MNAME)	ns1.curanet.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-17 09:09:09

Field	Value
Registrar	CURANET A/S
Registered	1998-05-27
Expires	2027-06-30 (251d)

🔗 Same registrant#

3 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

Domain	Registrar
boresko.dk	CURANET A/S
firmagavevalg.dk	CURANET A/S
officeworld.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

103ms

102ms

103ms

AAAA

103ms

TXT

276ms

CAA

103ms

HTTPS

100ms

TLSA

208ms

SOA

104ms

MTA-STS

47ms

DNSSEC

192ms

SRV

0ms

Total

1166ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 12:03:23	1311ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-28 06:01:53	998ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-12 07:48:06	962ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 11:18:19 shown	1166ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 11:11:20	1438ms	2 NS 1 A 1 MX	🔒 Secure