sidelmann.dk

Records from scan: 2026-09-25 20:09:47 · 698ms total · last checked 2026-10-19 19:57 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

sidelmann.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 54.74.207.155 is hosted by Amazon.com, Inc. (AS16509) in Ireland. Mail is handled by sidelmann-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, has no 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#

2 records 36ms

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#

1 records 30ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
54.74.207.155	3600s	ec2-54-74-207-155.eu-west-1.compute.amazonaws.com	AS16509	Amazon.com, Inc.	54.64.0.0/12	🇮🇪 Ireland	Dublin

📧 MX Records#

1 records 32ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	sidelmann-dk.mail.protection.outlook.com	2a01:111:f403:ca09::22 2a01:111:f403:ca38::a 2a01:111:f403:ca3c::8 2a01:111:f403:ca48::10 52.101.209.153 52.101.68.10 52.101.68.21 52.101.68.25	mail-am7pr02cu00302.inbound.protection.outlook.com mail-wa4pr05cu00102.inbound.protection.outlook.com mail-zrxpr05cu00100.inbound.protection.outlook.com mail-miypr05cu00100.inbound.protection.outlook.com mail-cpjpr04cu00101.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-db8pr02cu00101.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 106ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	1	5061	sipfed.online.lync.com

📝 TXT Records#

2 records 151ms

TXT Record
MS=ms96839274
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (sidelmann.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 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 2026-10-10 10:04:36

www	54.74.207.155 (AS16509) (address records, no CNAME)
www vs bare domain	Same network sidelmann.dk: 54.74.207.155 (AS16509) www.sidelmann.dk: 54.74.207.155 (AS16509)
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: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

65ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026092501
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

36ms

30ms

32ms

AAAA

40ms

TXT

151ms

CAA

36ms

HTTPS

36ms

TLSA

174ms

SOA

0ms

MTA-STS

54ms

DNSSEC

65ms

SRV

106ms

Total

698ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-25 20:09:47 shown	698ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-23 07:49:57	1733ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-28 04:21:35	1064ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-26 19:52:19	791ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-26 19:07:35	8959ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-30 02:34:46	1296ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-29 01:14:48	1398ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-20 04:27:30	777ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-18 06:57:29	1847ms	2 NS 1 A 1 MX	🔒 Secure