jefa.dk DNS records

🖥️ Nameservers4 records 46ms

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
ns4.simply.com	91.197.248.80	ns4.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records1 records 40ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
93.191.156.154	3600s	linux266.unoeuro.com	AS48854	team.blue Denmark A/S	93.191.152.0/21	🇩🇰 Denmark	—

📧 MX Records1 records 38ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	jefa-dk.mail.protection.outlook.com	2a01:111:f403:ca04::4 2a01:111:f403:ca04::c 2a01:111:f403:ca04::d 2a01:111:f403:ca09::e 52.101.68.10 52.101.68.32 52.101.73.24 52.101.73.28	mail-db4pr02cu00204.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-am7pr05cu00206.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-as8pr05cu00300.inbound.protection.outlook.com mail-am7pr05cu00204.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	93.191.156.154

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 147ms

TXT Record
apple-domain-verification=El1Cgp91wsrpZnuW
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (jefa.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

🔗 TLSA / DANE

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

🔐 DNSSEC80ms

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

🏷️ SOA0ms

Field	Value
Serial	2023092701
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

46ms

A

40ms

MX

38ms

AAAA

36ms

TXT

147ms

CAA

55ms

HTTPS

52ms

TLSA

604ms

SOA

0ms

MTA-STS

53ms

DNSSEC

80ms

SRV

75ms

Total

1148ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 14:39:25	1148ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-23 07:27:56	1574ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 06:22:31	555ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-18 23:33:00	1344ms	4 NS 1 A 1 MX	⚠️ Bogus	View
2026-06-18 00:36:32	1188ms	4 NS 1 A 1 MX	🔒 Secure	View