piu.dk DNS records

🖥️ Nameservers3 records 44ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.efif.dk	195.254.168.23	ns.efif.dk	AS51073 Aarhus Business College
ns2.efif.dk	195.254.168.12	ns2.efif.dk	AS51073 Aarhus Business College
ns3.efif.dk	20.23.170.35	—	AS8075 Microsoft Corporation

🌍 A Records1 records 47ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
195.254.168.52	3600s	cphbusiness.dk ek.dk keanet.dk kompetence.kea.dk redirect.efif.dk	AS51073	Aarhus Business College	195.254.168.0/23	🇩🇰 Denmark	Aarhus

📧 MX Records1 records 49ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	piu-dk.mail.protection.outlook.com	2a01:111:f403:ca04::c 2a01:111:f403:ca04::f 2a01:111:f403:ca09::28 2a01:111:f403:ca09::e 52.101.103.143 52.101.68.10 52.101.68.8 52.101.73.6	mail-db9pr02cu00204.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-am6pr02cu00300.inbound.protection.outlook.com mail-am7pr05cu00206.inbound.protection.outlook.com mail-miypr03cu00107.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-am6pr04cu00306.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 → 40.104.116.40

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 57ms

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

📝 TXT Records4 records 141ms

TXT Record
h06c5aq8ihgs3ggv9hu1i2vsbc
MS=ms29366632
rjpa0ffr11vkianslf3os1a2ea
v=spf1 redirect=_spf.efif.dk

✉️ SPF

Policy	Record (piu.dk)
no all — incomplete SPF	v=spf1 redirect=_spf.efif.dk

📨 DMARC

Policy	Record (_dmarc.piu.dk)
p=reject	v=DMARC1; p=reject; pct=100; ruf=mailto:analyze@efif.dk; rua=mailto:analyze@efif.dk

📬 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)

🔐 DNSSEC88ms

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

🏷️ SOA0ms

Field	Value
Serial	2016011020
Primary NS (MNAME)	ns.efif.dk
Responsible (RNAME)	dns-zc@efif.dk
Refresh	14400s
Retry	3600s
Expire	2419200s
Minimum (neg-cache TTL)	86400s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

44ms

A

47ms

MX

49ms

AAAA

45ms

TXT

141ms

CAA

32ms

HTTPS

45ms

TLSA

180ms

SOA

0ms

MTA-STS

66ms

DNSSEC

88ms

SRV

57ms

Total

1820ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 18:43:14	1820ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-31 08:43:58	1185ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-26 21:17:53	1464ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-26 19:04:18	1440ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-24 14:35:28	3571ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-19 10:50:17	3519ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-18 10:40:46	3816ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-16 11:11:03	9190ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-12 14:43:57	14119ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-09 16:50:09	5082ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-03 21:09:05	2834ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-26 19:07:28	2652ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-24 18:24:55	10595ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-23 17:47:16	8985ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-21 05:52:49	2893ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-17 11:50:10	5962ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-10 07:24:28	1260ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-07 05:02:52	1660ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-04 20:42:20	4786ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-28 15:29:24	1034ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 22:33:00	748ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 17:08:15	1161ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 05:54:01	1813ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 02:33:06	1055ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-18 07:14:42	2953ms	3 NS 1 A 1 MX	🔒 Secure	View