eru.dk

📜 Historical scan 2026-07-11 18:33:29 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

eru.dk is a .dk domain served by 2 nameservers (ns01.hostnet.nl, ns02.hostnet.nl). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 91.184.0.64 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by mail.eru.dk. The zone is not DNSSEC-signed, 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#

2 records 37ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.hostnet.nl	195.206.121.13 2001:67c:28cc::13	ns1.hostnet.nl ns1.hostnet.nl	AS197495 One.com A/S AS197495 One.com A/S
ns02.hostnet.nl	185.10.11.13 2001:67c:3c0::13	ns2.hostnet.nl ns2.hostnet.nl	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

1 records 40ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
91.184.0.64	14400s	91-184-0-64.forward.hostnet.nl	AS51468	One.com A/S	91.184.0.0/19	🇩🇰 Denmark	Copenhagen

📧 MX Records#

1 records 35ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	14400s	mail.eru.dk	81.93.56.200 81.93.56.200	vs6360.itindependent.net webmail.datishetmooievan15plus.nl	AS31673 Uniserver Internet B.V. AS31673 Uniserver Internet B.V.

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 249ms

TXT Record
v=spf1 -all

✉️ SPF#

Policy	Record (eru.dk)
-all (hard fail)	v=spf1 -all

📨 DMARC#

Policy	Record (_dmarc.eru.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:cyewlpxb@ag.eu.dmarcian.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 08:40:28

www CNAME	eru.dk (all on eru.dk) → 91.184.0.64 (AS51468)
www vs bare domain	Same network eru.dk: 91.184.0.64 (AS51468) www.eru.dk: 91.184.0.64 (AS51468)
Wildcard	No

✍️ DKIM keys#

6 found

Selector	CNAME	Key
default	—	Revoked (empty key)
dkim	—	Revoked (empty key)
k1	—	Revoked (empty key)
mail	—	Revoked (empty key)
s1	—	Revoked (empty key)
s2	—	Revoked (empty key)

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: 0/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

123ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026071101
Primary NS (MNAME)	ns01.hostnet.nl
Responsible (RNAME)	hostmaster@hostnet.nl
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

37ms

40ms

35ms

AAAA

55ms

TXT

249ms

CAA

43ms

HTTPS

62ms

TLSA

86ms

SOA

0ms

MTA-STS

72ms

DNSSEC

123ms

SRV

97ms

Total

1064ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-25 02:32:43	578ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-10 11:58:14	3950ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-14 01:01:22	8888ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-11 18:33:29 shown	1064ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-17 08:15:49	786ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-17 08:15:41	951ms	2 NS 1 A 1 MX	🔓 Insecure