arnoldus.dk

Records from scan: 2026-10-13 03:27:01 · 978ms total · last checked 2026-10-18 09:23 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

arnoldus.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 11 January 1999 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 5 more. The zone is DNSSEC-signed and validates, 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 148ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records#

🌍

No A records found

📧 MX Records#

7 records 130ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	aspmx.l.google.com	142.251.9.26 2a00:1450:4025:c01::1a	rc-in-f26.1e100.net rd-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	3600s	alt1.aspmx.l.google.com	192.179.20.26 2404:6800:4000:1027::1b	ncboms-in-f26.1e100.net ncboms-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	3600s	alt2.aspmx.l.google.com	192.178.158.27 2404:6800:4013:813::1a	lcdels-in-f27.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	3600s	aspmx2.googlemail.com	192.179.20.27 2404:6800:4000:1027::1b	ncboms-in-f27.1e100.net ncboms-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	3600s	aspmx3.googlemail.com	192.178.158.27 2404:6800:4013:813::1b	lcdels-in-f27.1e100.net lcdels-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	3600s	aspmx4.googlemail.com	173.194.41.26 173.194.41.26 2404:6800:4001:c01::1a	yukulwh-in-f26.1e100.net mad01s14-in-f26.1e100.net yukulwh-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
10	3600s	aspmx5.googlemail.com	172.253.158.27 2404:6800:4003:c26::1b	so-in-f27.1e100.net so-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 203ms

TXT Record
v=spf1 include:_spf.google.com ~all

✉️ SPF#

Policy	Record (arnoldus.dk)
~all (soft fail)	v=spf1 include:_spf.google.com ~all

📨 DMARC#

Policy	Record (_dmarc.arnoldus.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:chime@mu.dk; fo=1

📬 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 2026-10-13 03:27:01

www	NXDOMAIN
www vs bare domain	Neither resolves arnoldus.dk: no address www.arnoldus.dk: no address
Wildcard	No
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 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#

152ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

91ms

Field	Value
Serial	2026101200
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-04 20:07:35

Field	Value
Registrar	Simply.com A/S
Registered	1999-01-11
Expires	2027-03-31 (163d)

📋 WHOIS#

⏱️ Lookup Timing#

148ms

112ms

130ms

AAAA

119ms

TXT

203ms

CAA

96ms

HTTPS

97ms

TLSA

167ms

SOA

91ms

MTA-STS

115ms

DNSSEC

152ms

SRV

133ms

Total

978ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-13 03:27:01 shown	978ms	3 NS 0 A 7 MX	🔒 Secure
2026-10-04 19:39:52	1838ms	3 NS 0 A 7 MX	🔒 Secure
2026-09-30 19:26:15	660ms	3 NS 0 A 7 MX	🔒 Secure
2026-08-26 07:03:17	824ms	3 NS 0 A 7 MX	🔒 Secure
2026-08-13 19:03:58	1876ms	3 NS 0 A 7 MX	🔒 Secure
2026-08-12 07:49:54	5106ms	2 NS 0 A 7 MX	🔒 Secure
2026-07-29 14:16:28	5232ms	2 NS 0 A 7 MX	🔒 Secure
2026-07-18 04:48:12	1380ms	2 NS 0 A 7 MX	🔒 Secure
2026-07-15 09:33:20	3347ms	2 NS 0 A 7 MX	🔒 Secure
2026-06-28 22:38:47	725ms	2 NS 0 A 7 MX	🔒 Secure
2026-06-27 00:10:49	719ms	2 NS 0 A 7 MX	🔒 Secure
2026-06-23 00:08:32	1457ms	2 NS 0 A 7 MX	🔒 Secure
2026-06-21 06:29:34	963ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-16 12:50:43	1903ms	2 NS 0 A 7 MX	🔒 Secure