elnielsen.dk DNS records

🖥️ Nameservers2 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 Records1 records 41ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
195.242.130.75	3600s	mailout.medieplan.com	AS62121	Christian Ebsen ApS	195.242.130.0/23	🇩🇰 Denmark	—

📧 MX Records1 records 57ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	elnielsen-dk.mail.protection.outlook.com	2a01:111:f403:ca04::8 2a01:111:f403:ca04::a 2a01:111:f403:ca09::26 2a01:111:f403:ca09::d 52.101.68.0 52.101.68.10 52.101.68.25 52.101.68.36	mail-db5pr02cu00100.inbound.protection.outlook.com mail-du0pr03cu00102.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-db5pr02cu00104.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 → 40.104.116.56
🔶 Autoconfig	195.242.130.75

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 75ms

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

📝 TXT Records1 records 197ms

TXT Record
v=spf1 a include:spf.protection.outlook.com include:_custspf.one.com ip4:87.51.2.0/26 -all

✉️ SPF

Policy	Record (elnielsen.dk)
-all (hard fail)	v=spf1 a include:spf.protection.outlook.com include:_custspf.one.com ip4:87.51.2.0/26 -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

🔗 TLSA / DANE

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

🔐 DNSSEC96ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082102
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 — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

37ms

A

41ms

MX

57ms

AAAA

44ms

TXT

197ms

CAA

43ms

HTTPS

39ms

TLSA

261ms

SOA

0ms

MTA-STS

98ms

DNSSEC

96ms

SRV

75ms

Total

1169ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 17:11:39	1169ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-21 14:37:38	6673ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-16 12:57:37	1532ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-21 04:23:05	1304ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-15 07:17:04	1536ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 06:51:25	2863ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-23 09:58:07	892ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-22 22:17:55	1120ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 07:24:13	18531ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 07:09:32	1719ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 07:05:53	777ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 07:00:39	713ms	2 NS 1 A 1 MX	🔒 Secure	View