xcvr.dk

📜 Historical scan 2026-09-14 14:04:46 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

xcvr.dk is a .dk domain served by 2 nameservers (ivan.ns.cloudflare.com, vera.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.59.42 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by .. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. 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 135ms

Nameserver	IP addresses	PTR	ASN / ISP
ivan.ns.cloudflare.com	108.162.193.120 172.64.33.120 173.245.59.120 2606:4700:58::adf5:3b78 2803:f800:50::6ca2:c178 2a06:98c1:50::ac40:2178	ivan.ns.cloudflare.com ivan.ns.cloudflare.com ivan.ns.cloudflare.com ivan.ns.cloudflare.com ivan.ns.cloudflare.com ivan.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
vera.ns.cloudflare.com	108.162.192.147 172.64.32.147 173.245.58.147 2606:4700:50::adf5:3a93 2803:f800:50::6ca2:c093 2a06:98c1:50::ac40:2093	vera.ns.cloudflare.com vera.ns.cloudflare.com vera.ns.cloudflare.com vera.ns.cloudflare.com vera.ns.cloudflare.com vera.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 152ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.59.42	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.213.199	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 140ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	. Null MX — domain accepts no email (RFC 7505)

🔷 AAAA Records (IPv6)#

2 records 159ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::ac43:d5c7	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::6815:3b2a	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 114ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.59.42,172.67.213.199 ech=AEX+DQBBkAAgACDmpW+j5nTOBHOpLP6Cf6WTkqMMJ5Z6eVcakC2c3bHUcgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:d5c7,2606:4700:3035::6815:3b2a

📝 TXT Records#

1 records 277ms

TXT Record
v=spf1 -all

✉️ SPF#

Policy	Record (xcvr.dk)
-all (hard fail)	v=spf1 -all

📨 DMARC#

Policy	Record (_dmarc.xcvr.dk)
p=reject	v=DMARC1; p=reject; sp=reject; adkim=s; aspf=s

📬 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 14:38:32

www	104.21.59.42 172.67.213.199 2606:4700:3032::ac43:d5c7 2606:4700:3035::6815:3b2a (AS13335) (address records, no CNAME)
www vs bare domain	Same network xcvr.dk: 104.21.59.42 172.67.213.199 2606:4700:3032::ac43:d5c7 2606:4700:3035::6815:3b2a (AS13335) www.xcvr.dk: 104.21.59.42 172.67.213.199 2606:4700:3032::ac43:d5c7 2606:4700:3035::6815:3b2a (AS13335)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

205ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2414804012
Primary NS (MNAME)	ivan.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

135ms

152ms

140ms

AAAA

159ms

TXT

277ms

CAA

124ms

HTTPS

114ms

TLSA

170ms

SOA

0ms

MTA-STS

143ms

DNSSEC

205ms

SRV

165ms

Total

956ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 14:38:32	431ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-08 05:32:44	916ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-14 14:04:46 shown	956ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-26 17:12:08	597ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-22 21:27:16	1066ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-21 21:22:05	1857ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-20 09:29:55	381ms	3 NS 0 A 0 MX	🔒 Secure
2026-06-18 05:33:26	1663ms	3 NS 0 A 0 MX	🔒 Secure