fleks.dk DNS records

🖥️ Nameservers2 records 39ms

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 47ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
49.12.124.182	3600s	server2.designrus.dk	AS24940	Hetzner Online GmbH	49.12.0.0/15	🇩🇪 Germany	Falkenstein

📧 MX Records1 records 47ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	fleks-dk.mail.protection.outlook.com	2a01:111:f403:ca04::e 2a01:111:f403:ca09:: 2a01:111:f403:ca09::24 2a01:111:f403:ca09::5 52.101.103.137 52.101.181.153 52.101.73.11 52.101.73.12	mail-db8pr02cu00106.inbound.protection.outlook.com mail-am3pr04cu00500.inbound.protection.outlook.com mail-am6pr02cu00204.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-miypr02cu00101.inbound.protection.outlook.com mail-wa4pr04cu00101.inbound.protection.outlook.com mail-am1pr04cu00103.inbound.protection.outlook.com mail-am4pr0401cu00104.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 → 40.104.116.24
🔶 Autoconfig	49.12.124.182

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 66ms

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

📝 TXT Records2 records 232ms

TXT Record
MS=ms46835061
v=spf1 include:spf.protection.outlook.com mx a ip4:52.186.121.110 ip4:40.68.36.243 ip4:51.145.10.226 ip4:13.88.251.46 ip4:23.101.232.30 -all

✉️ SPF

Policy	Record (fleks.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com mx a ip4:52.186.121.110 ip4:40.68.36.243 ip4:51.145.10.226 ip4:13.88.251.46 ip4:23.101.232.30 -all

📨 DMARC

Policy	Record (_dmarc.fleks.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:fv6ndty3ar@rua.dmarc.bluebyte.dk; ruf=mailto:fv6ndty3ar@ruf.dmarc.bluebyte.dk; fo=0; t=n;

📬 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)

🔐 DNSSEC73ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081101
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

39ms

A

47ms

MX

47ms

AAAA

61ms

TXT

232ms

CAA

40ms

HTTPS

43ms

TLSA

363ms

SOA

0ms

MTA-STS

74ms

DNSSEC

73ms

SRV

66ms

Total

1067ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 07:20:53	1067ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-26 13:45:19	1256ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-12 13:47:55	1845ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-18 15:28:29	1089ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-13 09:08:07	1343ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-29 11:23:27	1101ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-28 03:36:49	2729ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 10:17:09	2293ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 10:14:11	1246ms	2 NS 1 A 1 MX	🔒 Secure	View