hallerupmail.dk

📜 Historical scan 2026-06-25 14:33:23 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

hallerupmail.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 25 July 2008 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by hallerup-dk.mx1.staysecuregroup.com, hallerup-dk.mx2.staysecuregroup.net. 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#

2 records 37ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

🌍

No A records found

📧 MX Records#

2 records 37ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	43200s	hallerup-dk.mx1.staysecuregroup.com	192.162.219.155 2a01:77c0:1619:4100:6fa6:1315:2bd2:51cd	mx41.electric.net mx11.electric.net	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
20	43200s	hallerup-dk.mx2.staysecuregroup.net	192.162.219.49 2a01:77c0:1619:4101:d99:c22:fb4d:290e	mx41.electric.net mx10.electric.net	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 188ms

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

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.hallerupmail.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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 2026-10-14 06:34:31

www	78.153.161.181 (AS31027) (address records, no CNAME)
www vs bare domain	Same network hallerupmail.dk: 78.153.161.181 (AS31027) www.hallerupmail.dk: 78.153.161.181 (AS31027)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 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#

64ms

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

🏷️ SOA#

48ms

Field	Value
Serial	2026040401
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-07 15:35:41

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2008-07-25
Expires	2027-07-31 (284d)

📋 WHOIS#

⏱️ Lookup Timing#

37ms

104ms

37ms

AAAA

84ms

TXT

188ms

CAA

36ms

HTTPS

36ms

TLSA

107ms

SOA

48ms

MTA-STS

43ms

DNSSEC

64ms

SRV

101ms

Total

634ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-14 06:34:30	1696ms	2 NS 1 A 2 MX	🔒 Secure
2026-10-09 20:06:34	1373ms	2 NS 1 A 2 MX	🔒 Secure
2026-10-08 18:11:23	2192ms	2 NS 1 A 2 MX	🔒 Secure
2026-10-01 16:55:44	2114ms	2 NS 1 A 2 MX	🔒 Secure
2026-09-29 16:36:39	838ms	2 NS 1 A 2 MX	🔒 Secure
2026-09-27 02:43:33	604ms	2 NS 1 A 2 MX	🔒 Secure
2026-07-03 01:24:09	2882ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-25 14:33:23 shown	634ms	2 NS 0 A 2 MX	🔒 Secure
2026-06-23 03:25:46	922ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-17 10:45:55	594ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-17 10:41:37	684ms	2 NS 1 A 2 MX	🔒 Secure