plesner.dk DNS records

🖥️ Nameservers2 records 63ms

Nameserver	IP addresses	PTR	ASN / ISP
dns1.cscdns.net	156.154.130.100 2610:a1:1022::100	ns5.bac.com indom30.indomco.fr	AS12008 Vercara, LLC AS12008 Vercara, LLC
dns2.cscdns.net	156.154.131.100 2610:a1:1023::100	ns6.netnames.net ns8.netnames.net	AS12008 Vercara, LLC AS12008 Vercara, LLC

🌍 A Records1 records 71ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
82.103.129.185	1800s	ddsks.dk	AS30736	Asergo Holding ApS	82.103.128.0/18	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 64ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	plesner-dk.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca04::8 2a01:111:f403:ca04::d 2a01:111:f403:ca09::6 52.101.68.0 52.101.68.12 52.101.68.8 52.101.73.4	mail-dbapr03cu00100.inbound.protection.outlook.com mail-db5pr02cu00100.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-am0pr83cu00404.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 → 52.98.154.136
🔶 Autoconfig	plesner.com → 82.103.129.185

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 214ms

TXT Record
MS=ms78807820
v=spf1 ip4:194.182.6.185 include:spf.topdesk.net include:spf.mailanyone.net include:_spf.defgo.net include:servers.mcsv.net include:o._spf.hostedsepo.dk include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (plesner.dk)
-all (hard fail)	v=spf1 ip4:194.182.6.185 include:spf.topdesk.net include:spf.mailanyone.net include:_spf.defgo.net include:servers.mcsv.net include:o._spf.hostedsepo.dk include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.plesner.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:qehcrx5k@ag.dmarcian-eu.com

📬 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

🔏 ACME Challenge

Type	Name	Value
CNAME	_acme-challenge.plesner.dk	plesner.com
TXT	plesner.com	anthropic-domain-verification-xym44v=oIdsasn8ZrUzMq8WtD7d56k4z
TXT	plesner.com	apple-domain-verification=GQM3hcl4aArib5Rb
TXT	plesner.com	docusign=06076190-7ad3-4a54-8b21-8a9a9c1af77e
TXT	plesner.com	j78wkxk91b1q2kybqy47yr51w1z3lf7m
TXT	plesner.com	openai-domain-verification=dv-B3zWDNTjYWCBBK5GPKJsPo8z
TXT	plesner.com	xl18s8wwlxz2qflsbr7f3pmybnlbfzny

🔗 TLSA / DANE

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

🔐 DNSSEC2074ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA64ms

Field	Value
Serial	2013121142
Primary NS (MNAME)	dns1.cscdns.net
Responsible (RNAME)	hostmaster@cscdns.net
Refresh	21600s
Retry	7200s
Expire	2419200s
Minimum (neg-cache TTL)	86400s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

63ms

A

71ms

MX

64ms

AAAA

65ms

TXT

214ms

CAA

72ms

HTTPS

56ms

TLSA

527ms

SOA

64ms

MTA-STS

118ms

DNSSEC

2074ms

SRV

115ms

Total

3017ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-01 16:36:21	10373ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-07-03 08:42:57	3017ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-28 08:42:53	839ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-25 05:03:51	1545ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-20 23:22:32	1162ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 21:14:04	975ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-17 19:29:21	1370ms	2 NS 1 A 1 MX	🔓 Insecure	View