cotwo.dk

📜 Historical scan 2026-06-16 22:36:02 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

cotwo.dk is a .dk domain served by 3 nameservers (dns1.rackhosting.com, dns2.rackhosting.com, dns3.rackhosting.com). It was registered on 5 September 2017 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 77.247.67.170 is hosted by Rackhosting.com ApS (AS31590) in Denmark. Mail is handled by ASPMX.L.GOOGLE.COM, ALT1.ASPMX.L.GOOGLE.COM and 3 more. The zone is not DNSSEC-signed, 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#

3 records 32ms

Nameserver	IP addresses	PTR	ASN / ISP
dns1.rackhosting.com	—	—	—
dns2.rackhosting.com	—	—	—
dns3.rackhosting.com	—	—	—

🌍 A Records#

1 records 31ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
77.247.67.170	—	vps267.rackhosting.com	AS31590	Rackhosting.com ApS	77.247.64.0/20	🇩🇰 Denmark	—

📧 MX Records#

5 records 31ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	—	ASPMX.L.GOOGLE.COM	64.233.163.26	lj-in-f26.1e100.net	AS15169 Google LLC
5	—	ALT1.ASPMX.L.GOOGLE.COM	192.178.158.26	lcdels-in-f26.1e100.net	AS15169 Google LLC
5	—	ALT2.ASPMX.L.GOOGLE.COM	192.178.158.26	lcdels-in-f26.1e100.net	AS15169 Google LLC
10	—	ALT3.ASPMX.L.GOOGLE.COM	192.178.158.26	lcdels-in-f26.1e100.net	AS15169 Google LLC
10	—	ALT4.ASPMX.L.GOOGLE.COM	108.177.125.27	tp-in-f27.1e100.net	AS15169 Google LLC

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 121ms

TXT Record
google-site-verification=-JFSVVadQiEFn6P8PMgwxN5-5D7UOdofGqMMOMzvDnk
v=spf1 +a +mx +a:vps267.rackhosting.com -all

✉️ SPF#

Policy	Record (cotwo.dk)
-all (hard fail)	v=spf1 +a +mx +a:vps267.rackhosting.com -all

📨 DMARC#

Policy	Record (_dmarc.cotwo.dk)
p=none (monitor only)	v=DMARC1; p=none

📬 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 19:34:07

www CNAME	cotwo.dk (all on cotwo.dk) → 77.247.67.170 (AS31590)
www vs bare domain	Same network cotwo.dk: 77.247.67.170 (AS31590) www.cotwo.dk: 77.247.67.170 (AS31590)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

131ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

32ms

Field	Value
Serial	2026052801
Primary NS (MNAME)	dns1.rackhosting.com
Responsible (RNAME)	mic@hugge.space
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	10800s

📋 Registration#

WHOIS fetched 2026-10-08 04:00:06

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2017-09-05
Expires	2027-09-30 (348d)

📋 WHOIS#

⏱️ Lookup Timing#

32ms

31ms

AAAA

31ms

TXT

121ms

CAA

29ms

HTTPS

29ms

TLSA

104ms

SOA

32ms

MTA-STS

57ms

DNSSEC

131ms

SRV

0ms

Total

693ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-02 11:14:16	558ms	3 NS 1 A 5 MX	🔓 Insecure
2026-09-27 06:18:13	2558ms	3 NS 1 A 5 MX	🔓 Insecure
2026-09-26 05:11:18	1499ms	3 NS 1 A 5 MX	🔓 Insecure
2026-09-25 04:58:10	856ms	3 NS 1 A 5 MX	🔓 Insecure
2026-07-27 08:41:50	1497ms	3 NS 1 A 5 MX	🔓 Insecure
2026-06-22 17:55:09	711ms	3 NS 1 A 5 MX	🔓 Insecure
2026-06-16 22:36:02 shown	693ms	3 NS 1 A 5 MX	🔓 Insecure