switchit.dk

Records from scan: 2026-10-12 18:06:47 · 1444ms total · last checked 2026-10-22 20:01 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

switchit.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was registered on 25 March 2008 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 128.76.129.118 is hosted by TDC Holding A/S (AS3292) in Denmark. Mail is handled by switchit-dk.mail.protection.outlook.com, mail.switchit.dk. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

4 records 25ms

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 Records#

1 records 23ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
128.76.129.118	3600s	128-76-129-118-static.dk.customer.tdc.net	AS3292	TDC Holding A/S	128.76.128.0/17	🇩🇰 Denmark	Vejle

📧 MX Records#

2 records 36ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	switchit-dk.mail.protection.outlook.com	2a01:111:f403:ca04::9 2a01:111:f403:ca04::b 2a01:111:f403:ca21::8 2a01:111:f403:ca48::12 52.101.209.153 52.101.68.21 52.101.73.155 52.101.91.21	mail-db7pr03cu00601.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-matpr04cu00100.inbound.protection.outlook.com mail-miypr05cu00202.inbound.protection.outlook.com mail-cpjpr04cu00101.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-am7pr02cu00203.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
10	3600s	mail.switchit.dk	128.76.129.118	128-76-129-118-static.dk.customer.tdc.net	AS3292 TDC Holding A/S

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 52.98.154.136
🔶 Autoconfig	128.76.129.118

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 94ms

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

📝 TXT Records#

2 records 95ms

TXT Record
MS=ms77619984
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (switchit.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

🧩 Web & zone#

checked 2026-10-12 18:06:47

www	128.76.129.118 (AS3292) (address records, no CNAME)
www vs bare domain	Same network switchit.dk: 128.76.129.118 (AS3292) www.switchit.dk: 128.76.129.118 (AS3292)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

106ms

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

🏷️ SOA#

26ms

Field	Value
Serial	2026101200
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-02 06:04:01

Field	Value
Registrar	Simply.com A/S
Registered	2008-03-25
Expires	2027-03-31 (158d)

📋 WHOIS#

⏱️ Lookup Timing#

25ms

23ms

36ms

AAAA

39ms

TXT

95ms

CAA

27ms

HTTPS

22ms

TLSA

756ms

SOA

26ms

MTA-STS

42ms

DNSSEC

106ms

SRV

94ms

Total

1444ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-12 18:06:47 shown	1444ms	4 NS 1 A 2 MX	🔒 Secure
2026-10-09 10:35:30	1602ms	4 NS 1 A 2 MX	🔒 Secure
2026-10-02 05:53:54	734ms	4 NS 1 A 2 MX	🔒 Secure
2026-08-26 06:17:16	769ms	4 NS 1 A 2 MX	🔒 Secure
2026-06-27 05:28:19	1238ms	4 NS 1 A 2 MX	🔒 Secure
2026-06-23 11:55:18	972ms	4 NS 1 A 2 MX	🔒 Secure
2026-06-18 00:01:31	1307ms	4 NS 1 A 2 MX	🔒 Secure