testby.dk DNS records

🖥️ Nameservers4 records 44ms

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 Records

🌍

No A records found

📧 MX Records2 records 52ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	7200s	testby-dk.w-v1.mx.microsoft	2a01:111:f403:c967::a 2a01:111:f403:ca09::7 2a01:111:f403:ca48::10 2a01:111:f403:ca48::8 52.101.103.140 52.101.209.28 52.101.68.12 52.101.73.145	mail-cpjpr05cu00102.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-miypr05cu00100.inbound.protection.outlook.com mail-miypr02cu00100.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-cpjpr05cu00104.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-am6pr02cu00301.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
30	7200s	wwwmail.sdcwebhotel.dk	62.243.6.10	—	AS3292 TDC Holding A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.56

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 90ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	0	5061	sipfed.online.lync.com

📝 TXT Records3 records 314ms

TXT Record
_globalsign-domain-verification=VeJjdiUQm0WuIeDtsyfrLO53ckQm2FKAVfgg32CVYg
MS=ms82404876
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (testby.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 Records4 records 48ms

Flags	Tag	Value
0	issue	globalsign.com
0	issue	letsencrypt.org
0	issuewild	globalsign.com
0	issuewild	letsencrypt.org

🔗 TLSA / DANE4 records 140ms

Service / Owner	Type	Cert association
SMTP _25._tcp.testby-dk.w-v1.mx.microsoft	DANE-TA · Full cert · SHA-256	C1AD7778796D20BCA65C889A26550211…
SMTP _25._tcp.testby-dk.w-v1.mx.microsoft	DANE-EE · SPKI · SHA-256	54883CC5F1849331E6BF5002C3129D20…
SMTP _25._tcp.testby-dk.w-v1.mx.microsoft	DANE-TA · Full cert · SHA-256	EA7A25255D111FC3CE4CB8FABE3ADF9C…
SMTP _25._tcp.testby-dk.w-v1.mx.microsoft	DANE-EE · SPKI · SHA-256	803F7447CC75B208DBCA042346F5D8DF…

🔐 DNSSEC72ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA0ms

Field	Value
Serial	2026042426
Primary NS (MNAME)	ns1.eurodns.com
Responsible (RNAME)	hostmaster@eurodns.com
Refresh	43200s
Retry	7200s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 RegistrationWHOIS fetched 2026-09-05 00:56:35

Field	Value
Registrar	Eurodns S.A
Registered	1998-10-21
Expires	2026-12-31 (113d)

📋 WHOIS

⏱️ Lookup Timing

NS

44ms

A

42ms

MX

52ms

AAAA

66ms

TXT

314ms

CAA

48ms

HTTPS

44ms

TLSA

140ms

SOA

0ms

MTA-STS

84ms

DNSSEC

72ms

SRV

90ms

Total

4885ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-05 00:56:06	4885ms	4 NS 0 A 2 MX	🔒 Secure	View
2026-08-28 07:23:24	5137ms	4 NS 0 A 2 MX	🔒 Secure	View
2026-08-18 20:19:49	15543ms	4 NS 0 A 2 MX	🔒 Secure	View
2026-08-15 23:37:31	17430ms	4 NS 0 A 2 MX	🔒 Secure	View
2026-08-02 04:03:05	6160ms	4 NS 0 A 2 MX	🔒 Secure	View
2026-07-29 07:42:39	14260ms	4 NS 0 A 2 MX	🔒 Secure	View
2026-07-28 04:16:00	5624ms	4 NS 0 A 2 MX	🔒 Secure	View
2026-07-11 03:40:10	10563ms	4 NS 0 A 2 MX	🔒 Secure	View
2026-06-23 07:53:40	5981ms	4 NS 0 A 2 MX	🔒 Secure	View
2026-06-22 20:35:40	957ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 20:44:07	2594ms	4 NS 0 A 2 MX	🔒 Secure	View
2026-06-19 17:55:38	4821ms	4 NS 0 A 2 MX	🔒 Secure	View
2026-06-17 14:17:23	3212ms	4 NS 0 A 2 MX	🔒 Secure	View