arufu.dk

📜 Historical scan 2026-10-09 00:39:45 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

arufu.dk is a .dk domain served by 3 nameservers (ns1.netsite.dk, ns2.netsite.eu, ns3.netsite.se). It was registered on 29 March 2010 (WHOIS) and 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 arufu-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 50ms

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 47ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.224.18.18	4800s	webproxy.netsite.dk	AS205206	Netsite A/S	185.224.16.0/22	🇩🇰 Denmark	—

📧 MX Records#

1 records 43ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	arufu-dk.mail.protection.outlook.com	2a01:111:f403:ca04::9 2a01:111:f403:ca09::20 2a01:111:f403:ca09::24 2a01:111:f403:ca09::28 52.101.103.140 52.101.103.36 52.101.185.114 52.101.91.21	mail-db7pr03cu00601.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-am6pr02cu00204.inbound.protection.outlook.com mail-am6pr02cu00300.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-miypr05cu00104.inbound.protection.outlook.com mail-zrxpr04cu00102.inbound.protection.outlook.com mail-matpr05cu00105.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

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 115ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

3 records 225ms

TXT Record
google-site-verification=kpmVWY-m67NszmAXaUH07iThSTnuI6wurTTV4BfKrSw
stripe-verification=62292d4c271ee6fd8bed33eaef524e0f5e702f0c96d9688e761d6b43f44a360c
v=spf1 mx a include:spf.protection.outlook.com include:spf.netsite.dk include:servers.mcsv.net ip4:193.29.201.201 ip4:168.245.102.208 ip4:198.37.154.203 -all

✉️ SPF#

Policy	Record (arufu.dk)
-all (hard fail)	v=spf1 mx a include:spf.protection.outlook.com include:spf.netsite.dk include:servers.mcsv.net ip4:193.29.201.201 ip4:168.245.102.208 ip4:198.37.154.203 -all

📨 DMARC#

Policy	Record (_dmarc.arufu.dk)
p=reject	v=DMARC1;p=reject;rua=mailto:20542eb6aa@rua.easydmarc.eu;ruf=mailto:20542eb6aa@ruf.easydmarc.eu;

📬 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 2026-10-16 13:34:09

www	185.224.18.18 (AS205206) (address records, no CNAME)
www vs bare domain	Same network arufu.dk: 185.224.18.18 (AS205206) www.arufu.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#

5 found

Selector	CNAME	Key
k1	dkim.mcsv.net	RSA · ~1024 bit below 2048 bit
s1	s1.domainkey.u14141677.wl178.sendgrid.net	RSA · ~2048 bit
s2	s2.domainkey.u14141677.wl178.sendgrid.net	RSA · ~1024 bit below 2048 bit
selector1	selector1-arufu-dk._domainkey.arufu.onmicrosoft.com	RSA · ~2048 bit
selector2	selector2-arufu-dk._domainkey.arufu.onmicrosoft.com	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: 5/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.arufu.dk	lqrA9ukevC_UTVa7bzhQI6Nlesyv77jn4b2mwQu5oa0

🔗 TLSA / DANE#

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

🔐 DNSSEC#

144ms

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

🏷️ SOA#

51ms

Field	Value
Serial	2026100801
Primary NS (MNAME)	ns1.netsite.dk
Responsible (RNAME)	hostmaster@netsite.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-16 14:08:08

Field	Value
Registrar	Netsite A/S
Registered	2010-03-29
Expires	2032-03-31 (1992d)

🔗 Same registrant#

0 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).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

50ms

47ms

43ms

AAAA

51ms

TXT

225ms

CAA

80ms

HTTPS

78ms

TLSA

498ms

SOA

51ms

MTA-STS

73ms

DNSSEC

144ms

SRV

115ms

Total

1306ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-16 13:34:09	1689ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-15 11:24:48	1657ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-13 08:57:31	2219ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-09 00:39:45 shown	1306ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-03 19:09:00	1104ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-01 17:40:18	1487ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-24 16:26:00	1084ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-17 21:34:40	1043ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-10 20:14:00	823ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-06 20:08:02	1959ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-27 12:04:14	1138ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-21 04:53:20	10126ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-15 18:25:06	1596ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-13 04:47:50	2153ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-10 21:42:32	1381ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-07 06:19:49	1223ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-03 09:25:24	1370ms	3 NS 1 A 1 MX	🔒 Secure
2026-07-29 02:03:22	1540ms	3 NS 1 A 1 MX	🔒 Secure
2026-07-23 18:36:33	3412ms	3 NS 1 A 1 MX	🔒 Secure
2026-07-16 17:53:00	1828ms	3 NS 1 A 1 MX	🔒 Secure
2026-07-09 06:11:20	2778ms	3 NS 1 A 1 MX	🔒 Secure
2026-07-03 17:37:01	1658ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-25 05:55:34	1398ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-23 03:46:28	854ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-20 17:28:52	1338ms	3 NS 1 A 1 MX	🔒 Secure