twc.dk

📜 Historical scan 2026-08-28 05:08:20 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

twc.dk is a .dk domain served by 2 nameservers (ns.scannet2.dk, ns2.scannet2.dk). It was registered on 15 April 2013 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 77.233.250.246 is hosted by GlobalConnect A/S (AS31027) in Denmark. Mail is handled by twc-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a 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 66ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.scannet2.dk	185.25.141.9 2a02:2339:4006:10d::4171:4171	ns1.scannet.dk ns1.scannet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.scannet2.dk	2a02:2339:1:112:0:5:1:b11 91.197.248.72	ns2.scannet.dk ns2.scannet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 51ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
77.233.250.246	360s	—	AS31027	GlobalConnect A/S	77.233.224.0/19	🇩🇰 Denmark	Taastrup

📧 MX Records#

1 records 30ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	360s	twc-dk.mail.protection.outlook.com	2a01:111:f403:ca04::d 2a01:111:f403:ca09::26 2a01:111:f403:ca09::3 2a01:111:f403:ca09::4 52.101.68.29 52.101.68.5 52.101.73.11 52.101.73.4	mail-db6pr03cu00105.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-am6pr04cu00303.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-du2pr03cu00105.inbound.protection.outlook.com mail-am1pr04cu00103.inbound.protection.outlook.com mail-am0pr83cu00404.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	77.233.250.246

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 68ms

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

📝 TXT Records#

3 records 259ms

TXT Record
apple-domain-verification=qdHhYOUKS8K9p4Qi
facebook-domain-verification=mi5zir85xr7rv5k2zvgx4qbqenqoz7
v=spf1 include:spf.protection.outlook.com include:spf.eu.exclaimer.net ip4:77.233.250.242 ip4:77.233.250.245 ip4:86.58.248.115 ip4:52.59.48.169 ip4:35.158.181.120 -all

✉️ SPF#

Policy	Record (twc.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:spf.eu.exclaimer.net ip4:77.233.250.242 ip4:77.233.250.245 ip4:86.58.248.115 ip4:52.59.48.169 ip4:35.158.181.120 -all

📨 DMARC#

Policy	Record (_dmarc.twc.dk)
p=reject	v=DMARC1; p=reject; pct=25; rua=mailto:sz4v3eqc@ag.eu.dmarcadvisor.com;

📬 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 2026-10-07 21:41:37

www	77.233.250.246 (AS31027) (address records, no CNAME)
www vs bare domain	Same network twc.dk: 77.233.250.246 (AS31027) www.twc.dk: 77.233.250.246 (AS31027)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector1	selector1-twc-dk._domainkey.twcas.onmicrosoft.com	RSA · ~1024 bit below 2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
CNAME	_acme-challenge.twc.dk	889466d7-9417-4ba6-98c4-441d68e76186.auth.acme-dns.io
TXT	889466d7-9417-4ba6-98c4-441d68e76186.auth.acme-dns.io	9KOdlfa8thBSulr8IxGq5ff3ieDKZ1p2KlfT0c5VTMo
TXT	889466d7-9417-4ba6-98c4-441d68e76186.auth.acme-dns.io	Cvs1oxjccKc6iyCh9Cd7ukB9OM6Bv8y427e0T4nN56U

🔗 TLSA / DANE#

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

🔐 DNSSEC#

92ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026061901
Primary NS (MNAME)	ns.scannet2.dk
Responsible (RNAME)	hostmaster@scannet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-07 21:52:47

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2013-04-15
Expires	2029-04-30 (925d)

📋 WHOIS#

⏱️ Lookup Timing#

66ms

51ms

30ms

AAAA

37ms

TXT

259ms

CAA

51ms

HTTPS

52ms

TLSA

401ms

SOA

0ms

MTA-STS

68ms

DNSSEC

92ms

SRV

68ms

Total

1107ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-07 21:41:37	1557ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-30 21:06:48	818ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-24 17:04:51	2555ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-18 16:39:21	2024ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-28 05:08:20 shown	1107ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-20 04:48:03	1005ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 11:51:58	2474ms	2 NS 1 A 1 MX	🔒 Secure