nerdonline.dk

📜 Historical scan 2026-08-12 07:58:54 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

nerdonline.dk is a .dk domain served by 3 nameservers (ns.nerdonline.dk, ns2.nerdonline.dk, ns3.nerdonline.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 167.233.0.165 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by nerdonline-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, has no 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 89ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.nerdonline.dk	167.233.0.169	mailgw1.nerdonline.dk	AS24940 Hetzner Online GmbH
ns2.nerdonline.dk	95.216.155.89	hel01.nerdonline.dk	AS24940 Hetzner Online GmbH
ns3.nerdonline.dk	167.233.0.167	ns3.nerdonline.dk	AS24940 Hetzner Online GmbH

🌍 A Records#

1 records 50ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
167.233.0.165	38400s	web03.nerdonline.dk	AS24940	Hetzner Online GmbH	167.233.0.0/16	🇩🇪 Germany	—

📧 MX Records#

1 records 71ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	38400s	nerdonline-dk.mail.protection.outlook.com	2a01:111:f403:ca04::5 2a01:111:f403:ca09:: 2a01:111:f403:ca09::8 2a01:111:f403:ca09::e 52.101.68.25 52.101.68.32 52.101.73.12 52.101.73.16	mail-db3pr0202cu00205.inbound.protection.outlook.com mail-am3pr04cu00500.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-am7pr05cu00206.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-am4pr0401cu00104.inbound.protection.outlook.com mail-as2pr05cu00100.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	mailgw1.nerdonline.dk → 167.233.0.169

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

3 records 359ms

TXT Record
_l9zvajt60w29sgt3f5pht6zeridjuya
MS=ms93777877
v=spf1 a mx ptr a:mailgw1.nerdonline.dk include:spf.protection.outlook.com ~all

✉️ SPF#

Policy	Record (nerdonline.dk)
~all (soft fail)	v=spf1 a mx ptr a:mailgw1.nerdonline.dk include:spf.protection.outlook.com ~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 2026-10-08 17:01:35

www	167.233.0.165 (AS24940) (address records, no CNAME)
www vs bare domain	Same network nerdonline.dk: 167.233.0.165 (AS24940) www.nerdonline.dk: 167.233.0.165 (AS24940)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 5/10 · policy: ~all

warn "ptr" is slow, unreliable and discouraged (RFC 7208 §5.5)

🔗 TLSA / DANE#

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

🔐 DNSSEC#

9073ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

31ms

Field	Value
Serial	2026080500
Primary NS (MNAME)	ns.nerdonline.dk
Responsible (RNAME)	hostmaster@nerdonline.dk
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	38400s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

89ms

50ms

71ms

AAAA

55ms

TXT

359ms

CAA

72ms

HTTPS

53ms

TLSA

210ms

SOA

31ms

MTA-STS

120ms

DNSSEC

9073ms

SRV

143ms

Total

14073ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-29 14:48:17	2621ms	3 NS 1 A 1 MX	🔓 Insecure
2026-09-24 01:53:05	1503ms	3 NS 1 A 1 MX	🔓 Insecure
2026-08-14 23:01:51	5737ms	3 NS 1 A 1 MX	🔓 Insecure
2026-08-12 07:58:54 shown	14073ms	3 NS 1 A 1 MX	🔓 Insecure
2026-08-07 09:56:42	1852ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-26 09:57:33	1158ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-18 06:11:34	4356ms	3 NS 1 A 1 MX	🔓 Insecure