dsfeldstedt.dk DNS records

🖥️ Nameservers4 records 57ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.eurodns.com	199.167.66.107 2610:1c8:b002::107	ns1.eurodns.com ns1.eurodns.com	AS23393 NuCDN LLC AS23393 NuCDN LLC
ns2.eurodns.com	104.37.178.107 2610:1c8:b001::107	ns2.eurodns.com ns2.eurodns.com	AS23393 NuCDN LLC AS23393 NuCDN LLC
ns3.eurodns.com	199.167.66.108 2610:1c8:b002::108	ns3.eurodns.com ns3.eurodns.com	AS23393 NuCDN LLC AS23393 NuCDN LLC
ns4.eurodns.com	104.37.178.108 2610:1c8:b001::108	ns4.eurodns.com ns4.eurodns.com	AS23393 NuCDN LLC AS23393 NuCDN LLC

🌍 A Records1 records 47ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.231.109.39	3600s	linux99.curanet.dk	AS48854	team.blue Denmark A/S	94.231.96.0/20	🇩🇰 Denmark	—

📧 MX Records1 records 45ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	dsfeldstedt-dk.mail.protection.outlook.com	2a01:111:f403:ca04::6 2a01:111:f403:ca09::24 2a01:111:f403:ca09::5 2a01:111:f403:ca09::d 52.101.68.15 52.101.68.8 52.101.73.1 52.101.73.22	mail-db4pr02cu00406.inbound.protection.outlook.com mail-am6pr02cu00204.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com mail-am7pr05cu00106.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	94.231.109.39

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 105ms

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

📝 TXT Records3 records 298ms

TXT Record
canva-site-verification=yEvWT5RBc1dr4EumYYhNYw
MS=ms28120176
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (dsfeldstedt.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

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.dsfeldstedt.dk	gbK_qtdUwL-QHkJ9OpOQNGbGw4zrJgrTE3vRQ8NF038

🔗 TLSA / DANE

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

🔐 DNSSEC93ms

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

🏷️ SOA0ms

Field	Value
Serial	2026062613
Primary NS (MNAME)	ns1.eurodns.com
Responsible (RNAME)	hostmaster@eurodns.com
Refresh	43200s
Retry	7200s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

57ms

A

47ms

MX

45ms

AAAA

48ms

TXT

298ms

CAA

51ms

HTTPS

42ms

TLSA

380ms

SOA

0ms

MTA-STS

93ms

DNSSEC

93ms

SRV

105ms

Total

1567ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 23:09:34	1567ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-08-24 15:27:21	1745ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-08-23 03:22:08	1469ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-08-07 15:43:59	1930ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-07-18 08:06:11	4681ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-07-17 02:02:52	2480ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-07-03 11:28:26	10538ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-28 10:44:08	989ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-28 06:27:08	2819ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-27 13:56:30	1294ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-23 01:33:07	1157ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 04:50:18	664ms	4 NS 1 A 1 MX	🔒 Secure	View