erhardtsen.dk

📜 Historical scan 2026-08-20 18:54:39 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

erhardtsen.dk is a .dk domain served by 3 nameservers (ns1.netsite.dk, ns2.netsite.eu, ns3.netsite.se). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.224.18.18 is hosted by Netsite A/S (AS205206) in Denmark. Mail is handled by erhardtsen-dk.mail.protection.outlook.com. 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#

3 records 117ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.netsite.dk	185.224.16.200 2a0c:cc00:0:1648::53	ns1.netsite.dk ns1.netsite.dk	AS205206 Netsite A/S AS205206 Netsite A/S
ns2.netsite.eu	194.58.196.59 2a01:3f1:859::53	ns2.netsite.eu ns2.netsite.eu	AS8674 Netnod AB AS8674 Netnod AB
ns3.netsite.se	185.42.137.115 2a01:3f0:400::59	ns3.netsite.se ns3.netsite.se	AS8674 Netnod AB AS8674 Netnod AB

🌍 A Records#

1 records 122ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.224.18.18	86400s	webproxy.netsite.dk	AS205206	Netsite A/S	185.224.16.0/22	🇩🇰 Denmark	—

📧 MX Records#

1 records 127ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	erhardtsen-dk.mail.protection.outlook.com	2a01:111:f403:ca04::4 2a01:111:f403:ca04::5 2a01:111:f403:ca09::4 2a01:111:f403:ca09::7 52.101.68.0 52.101.68.15 52.101.68.21 52.101.68.25	mail-db4pr02cu00204.inbound.protection.outlook.com mail-db3pr0202cu00205.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-db8pr02cu00101.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 → 40.104.116.40
🔶 Autoconfig	autoconfig.netsite.dk → 185.224.16.223

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 203ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	0	0	443	autodiscover.netsite.dk

📝 TXT Records#

2 records 379ms

TXT Record
MS=D089FBE762AD790CC431C21A7DC6C83E7B32478C
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.erhardtsen.dk)
p=reject	v=DMARC1; p=reject

📬 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 2026-10-15 09:35:21

www	185.224.18.18 (AS205206) (address records, no CNAME)
www vs bare domain	Same network erhardtsen.dk: 185.224.18.18 (AS205206) www.erhardtsen.dk: 185.224.18.18 (AS205206)
Wildcard	No
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

2 found

Selector	CNAME	Key
selector1	selector1-erhardtsen-dk._domainkey.erhardtsendk.onmicrosoft.com	RSA · ~2048 bit
selector2	selector2-erhardtsen-dk._domainkey.erhardtsendk.onmicrosoft.com	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: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

261ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026082001
Primary NS (MNAME)	ns1.netsite.dk
Responsible (RNAME)	hostmaster@netsite.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

117ms

122ms

127ms

AAAA

92ms

TXT

379ms

CAA

85ms

HTTPS

101ms

TLSA

209ms

SOA

0ms

MTA-STS

143ms

DNSSEC

261ms

SRV

203ms

Total

2478ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-15 09:35:21	1247ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-08 18:05:31	860ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-01 15:00:40	2182ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-30 14:50:45	1055ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-29 18:35:49	1392ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-24 17:39:20	957ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-23 16:10:48	739ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-23 02:00:02	996ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-18 08:25:14	1089ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-10 18:05:07	1153ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-03 19:48:06	817ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-27 20:56:28	817ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-20 18:54:39 shown	2478ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-13 10:44:47	6215ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-06 09:02:42	1350ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-02 19:31:19	1427ms	3 NS 1 A 1 MX	🔒 Secure
2026-07-23 20:00:39	1373ms	3 NS 1 A 1 MX	🔒 Secure
2026-07-16 21:04:05	1957ms	3 NS 1 A 1 MX	🔒 Secure
2026-07-09 22:43:40	10514ms	3 NS 1 A 1 MX	🔒 Secure
2026-07-03 15:17:56	706ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-25 03:43:56	1135ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-24 05:59:34	807ms	3 NS 1 A 1 MX	⚠️ Bogus
2026-06-20 19:19:36	1080ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-20 06:48:23	883ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-20 06:11:01	946ms	3 NS 1 A 1 MX	🔒 Secure