aarhusit.dk

Records from scan: 2026-07-01 23:46:32 · 1021ms total · last checked 2026-10-15 18:02 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

aarhusit.dk is a .dk domain served by 3 nameservers (ns1.site4now.net, ns2.site4now.net, ns3.site4now.net). It was registered on 10 May 2004 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 45.58.159.50 is hosted by Sharktech (AS46844) in The Netherlands. Mail is handled by igw18.site4now.net. The zone is not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

3 records 177ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.site4now.net	204.188.197.246 204.188.197.84 70.39.73.45	ns1.accessrgn.net — jbe4j12sz.rollforsurprise.com	AS46844 Sharktech AS46844 Sharktech AS46844 Sharktech
ns2.site4now.net	208.98.36.41 45.58.159.232 45.58.159.233	— customer.sharktech.net customer.sharktech.net	AS46844 Sharktech AS46844 Sharktech AS46844 Sharktech
ns3.site4now.net	208.98.36.42 45.58.159.230 45.58.159.231	— customer.sharktech.net customer.sharktech.net	AS46844 Sharktech AS46844 Sharktech AS46844 Sharktech

🌍 A Records#

1 records 43ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
45.58.159.50	300s	customer.sharktech.net	AS46844	Sharktech	45.58.128.0/18	🇳🇱 The Netherlands	—

📧 MX Records#

1 records 145ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	igw18.site4now.net	208.98.34.68	Mail5018.site4now.net	AS46844 Sharktech

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	45.58.159.50
🔶 Autoconfig	45.58.159.50

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 378ms

TXT Record
v=spf1 a mx include:_spf.site4now.net -all

✉️ SPF#

Policy	Record (aarhusit.dk)
-all (hard fail)	v=spf1 a mx include:_spf.site4now.net -all

📨 DMARC#

Policy	Record (_dmarc.aarhusit.dk)
p=reject	v=DMARC1;p=reject;pct=100;rua=mailto:postmaster@aarhusit.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#

checked 2026-10-08 05:14:59

www	45.58.159.50 (AS46844) (address records, no CNAME)
www vs bare domain	Same network aarhusit.dk: 45.58.159.50 (AS46844) www.aarhusit.dk: 45.58.159.50 (AS46844)
Wildcard	Yes: any name under the zone resolves

🔎 SPF check#

zone-wide SPF report

DNS lookups: 4/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

258ms

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

🏷️ SOA#

146ms

Field	Value
Serial	2024022015
Primary NS (MNAME)	ns1.site4now.net
Responsible (RNAME)	hostmaster@smarterasp.net
Refresh	10800s
Retry	3600s
Expire	777600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-11 06:26:41

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2004-05-10
Expires	2027-07-31 (287d)

📋 WHOIS#

⏱️ Lookup Timing#

177ms

43ms

145ms

AAAA

49ms

TXT

378ms

CAA

154ms

HTTPS

199ms

TLSA

173ms

SOA

146ms

MTA-STS

211ms

DNSSEC

258ms

SRV

224ms

Total

1021ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-07-01 23:46:32 shown	1021ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-16 12:58:29	3613ms	3 NS 1 A 1 MX	🔓 Insecure