ifo.dk

📜 Historical scan 2026-09-22 09:47:23 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

ifo.dk is a .dk domain served by 2 nameservers (ns.geberit.ch, ns.geberit.de). It was registered on 12 February 1997 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by maxsibbern-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 52ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.geberit.ch	212.243.130.30	ns.geberit.ch	AS3303 Bluewin
ns.geberit.de	193.99.99.33	ns.geberit.de	AS3320 Deutsche Telekom AG

🌍 A Records#

🌍

No A records found

📧 MX Records#

1 records 47ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	maxsibbern-dk.mail.protection.outlook.com	2a01:111:f403:ca04::4 2a01:111:f403:ca04::d 2a01:111:f403:ca04::f 2a01:111:f403:ca09::24 52.101.103.143 52.101.209.31 52.101.91.162 52.101.91.21	mail-db4pr02cu00204.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-am6pr02cu00204.inbound.protection.outlook.com mail-miypr03cu00107.inbound.protection.outlook.com mail-cpjpr05cu00207.inbound.protection.outlook.com mail-matpr04cu00302.inbound.protection.outlook.com mail-matpr05cu00105.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	www.evac.dk → 93.191.156.179

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 109ms

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

📝 TXT Records#

6 records 256ms

TXT Record
ms=ms53888619
P8RSWZg
srv _sip _tls 443 1 100 sipdir.online.lync.com
srv _sipfederationtls _tcp 5061 1 100 sipfed.online.lync.com
v=spf1 include:spf.protection.outlook.com -all
v=spf1 mx a -all

✉️ SPF#

⚠ Multiple SPF records — RFC 7208 §4.5 violation (receivers must treat this as permerror)

Policy	Record (ifo.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all
-all (hard fail)	v=spf1 mx a -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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-09 05:17:11

www CNAME	geb-web-prod-fd-main-ep-web-aye6ehbxahb3a8ht.z01.azurefd.net (all on azurefd.net) → 150.171.109.193 2603:1061:14:c0::1 (AS8075)
www vs bare domain	Same network ifo.dk: 137.117.154.4 (AS8075) www.ifo.dk: 150.171.109.193 2603:1061:14:c0::1 (AS8075)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

error 2 SPF records: receivers must treat that as a permanent error (RFC 7208 §4.5)

🔏 ACME Challenge#

Type	Name	Value
CNAME	_acme-challenge.ifo.dk	www.evac.dk

🔗 TLSA / DANE#

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

🔐 DNSSEC#

83ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

0ms

Field	Value
Serial	2016020501
Primary NS (MNAME)	ns.geberit.de
Responsible (RNAME)	dnsadmin@geberit.com
Refresh	21600s
Retry	7200s
Expire	604800s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-01 17:49:53

Field	Value
Registrar	iS-Fun Internet Services GmbH
Registered	1997-02-12
Expires	2027-03-31 (163d)

📋 WHOIS#

⏱️ Lookup Timing#

52ms

48ms

47ms

AAAA

60ms

TXT

256ms

CAA

46ms

HTTPS

56ms

TLSA

392ms

SOA

0ms

MTA-STS

85ms

DNSSEC

83ms

SRV

109ms

Total

1038ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-01 17:26:38	1343ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-29 04:10:50	1122ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-28 04:00:59	9825ms	2 NS 0 A 1 MX	🔓 Insecure
2026-09-27 20:25:50	9940ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-24 20:57:58	792ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-23 20:44:49	1289ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-22 09:47:23 shown	1038ms	2 NS 0 A 1 MX	🔓 Insecure
2026-09-21 08:49:40	1344ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-14 19:13:08	1439ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-11 19:03:09	1853ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-06 16:22:42	2935ms	2 NS 0 A 1 MX	🔓 Insecure
2026-09-04 00:55:26	10193ms	2 NS 0 A 1 MX	🔓 Insecure
2026-08-28 03:44:20	1076ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-19 23:05:12	881ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-17 14:33:20	352ms	0 NS 0 A 0 MX	❓ Unknown