resistent.dk

📜 Historical scan 2026-06-20 08:54:51 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

resistent.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 24 May 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 86.52.58.213 is hosted by Sinal A/S (AS39642) in Denmark. Mail is handled by resistent-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 this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

3 records 107ms

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#

1 records 40ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
86.52.58.213	3600s	86-52-58-213.norlyscustomer.net	AS39642	Sinal A/S	86.52.0.0/16	🇩🇰 Denmark	Silkeborg

📧 MX Records#

1 records 42ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	resistent-dk.mail.protection.outlook.com	2a01:111:f403:ca09::5 2a01:111:f403:ca09::7 2a01:111:f403:ca09::8 2a01:111:f403:ca09::d 52.101.68.12 52.101.68.27 52.101.68.39 52.101.73.16	mail-am1pr04cu00105.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-as2pr05cu00100.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 → 40.104.62.200

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 130ms

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

📝 TXT Records#

3 records 174ms

TXT Record
MS=ms21126229
MS=msXXXXXXXX
v=spf1 include:spf.protection.outlook.com include:spf.simply.com -all

✉️ SPF#

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

latest probe, not this scan · checked 2026-10-17 19:16:19

www	86.52.58.213 (AS39642) (address records, no CNAME)
www vs bare domain	Same network resistent.dk: 86.52.58.213 (AS39642) www.resistent.dk: 86.52.58.213 (AS39642)
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: 2/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.resistent.dk	297Z40jvMpAeMcpZn9d6LrT49Dgjee-I7ZhT0HwhqEY
TXT	_acme-challenge.resistent.dk	CJHYNhvE91xX_3sVgbZPUplRHa0J1PN9v2isKePr0JM
TXT	_acme-challenge.resistent.dk	Gks948vNmIgIs9H1yXU-21MBzQidgZyPsDCMIQd74GM
TXT	_acme-challenge.resistent.dk	kgI3Un2bTaiEfmz_sTKLosDzVfp_B9ZYjMUKy71vIEo
TXT	_acme-challenge.resistent.dk	rZPyv36Q1k8eTIcbPBTeNAOoumuMP-w2_8zSn2QwU6E
TXT	_acme-challenge.resistent.dk	u3zPHTLb9wRRZZez7tLuysiX4ZuHgMPO3K-2mrbshig

🔗 TLSA / DANE#

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

🔐 DNSSEC#

75ms

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

🏷️ SOA#

41ms

Field	Value
Serial	2026061900
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 2026-10-12 14:37:35

Field	Value
Registrar	Simply.com A/S
Registered	2023-05-24
Expires	2027-05-23 (214d)

🔗 Same registrant#

0 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

107ms

40ms

42ms

AAAA

54ms

TXT

174ms

CAA

49ms

HTTPS

31ms

TLSA

485ms

SOA

41ms

MTA-STS

42ms

DNSSEC

75ms

SRV

130ms

Total

924ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-17 19:16:19	2464ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-13 15:19:41	1049ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-03 04:24:35	1157ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-15 20:26:01	886ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-10 08:13:06	916ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-25 03:44:13	963ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-19 11:20:15	2165ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-28 01:04:54	2359ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-26 19:56:07	4031ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-24 04:42:51	1162ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-20 08:54:51 shown	924ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-17 13:44:25	2538ms	3 NS 1 A 1 MX	🔒 Secure