xy10.dk

📜 Historical scan 2026-08-06 20:14:31 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

xy10.dk is a .dk domain served by 2 nameservers (jihoon.ns.cloudflare.com, june.ns.cloudflare.com). It was registered on 6 December 2016 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.68.185 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by xy10-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, 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 39ms

Nameserver	IP addresses	PTR	ASN / ISP
jihoon.ns.cloudflare.com	108.162.195.233 162.159.44.233 172.64.35.233 2606:4700:58::a29f:2ce9 2803:f800:50::6ca2:c3e9 2a06:98c1:50::ac40:23e9	jihoon.ns.cloudflare.com jihoon.ns.cloudflare.com jihoon.ns.cloudflare.com jihoon.ns.cloudflare.com jihoon.ns.cloudflare.com jihoon.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
june.ns.cloudflare.com	108.162.192.176 172.64.32.176 173.245.58.176 2606:4700:50::adf5:3ab0 2803:f800:50::6ca2:c0b0 2a06:98c1:50::ac40:20b0	june.ns.cloudflare.com june.ns.cloudflare.com june.ns.cloudflare.com june.ns.cloudflare.com june.ns.cloudflare.com june.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 47ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.68.185	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.197.210	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 53ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	xy10-dk.mail.protection.outlook.com	2a01:111:f403:ca04::d 2a01:111:f403:ca09::1 2a01:111:f403:ca09::7 2a01:111:f403:ca09::e 52.101.68.0 52.101.68.16 52.101.68.32 52.101.68.36	mail-db6pr03cu00105.inbound.protection.outlook.com mail-as9pr07cu00301.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-am7pr05cu00206.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-db5pr02cu00104.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 → 52.98.151.88

🔷 AAAA Records (IPv6)#

2 records 53ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::ac43:c5d2	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3032::6815:44b9	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 44ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.68.185,172.67.197.210 ech=AEX+DQBBMQAgACDpZ27Kd5SbCQO2LMcCiGnOOjNxYVUoJ/NIhX0FfUc7NgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:c5d2,2606:4700:3032::6815:44b9

🔌 SRV Records#

1 records 133ms

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

📝 TXT Records#

2 records 278ms

TXT Record
MS=ms66702508
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (xy10.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.xy10.dk)
p=reject	v=DMARC1; p=reject; sp=reject; adkim=r; aspf=r; fo=1; rf=afrf; rua=mailto:dmarc-support@nygreenit.dk; ruf=mailto:dmarc-support@nygreenit.dk; pct=100; ri=86400

📬 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 2026-10-14 17:11:12

www	104.21.68.185 172.67.197.210 2606:4700:3030::ac43:c5d2 2606:4700:3032::6815:44b9 (AS13335) (address records, no CNAME)
www vs bare domain	Same network xy10.dk: 104.21.68.185 172.67.197.210 2606:4700:3030::ac43:c5d2 2606:4700:3032::6815:44b9 (AS13335) www.xy10.dk: 104.21.68.185 172.67.197.210 2606:4700:3030::ac43:c5d2 2606:4700:3032::6815:44b9 (AS13335)
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector1	selector1-xy10-dk._domainkey.zy10.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: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

120ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2411201753
Primary NS (MNAME)	jihoon.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-10 05:38:07

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2016-12-06
Expires	2026-12-31 (72d)

📋 WHOIS#

⏱️ Lookup Timing#

39ms

47ms

53ms

AAAA

53ms

TXT

278ms

CAA

50ms

HTTPS

44ms

TLSA

1051ms

SOA

0ms

MTA-STS

57ms

DNSSEC

120ms

SRV

133ms

Total

2262ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-14 17:11:12	4723ms	2 NS 2 A 1 MX	🔒 Secure
2026-10-09 11:26:52	1436ms	2 NS 2 A 1 MX	🔒 Secure
2026-10-04 05:16:49	1127ms	2 NS 2 A 1 MX	🔒 Secure
2026-10-02 04:12:19	1116ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-30 04:02:07	624ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-24 01:04:39	1348ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-10 22:29:10	1201ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-03 16:36:52	1588ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-27 17:26:02	1202ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-06 20:14:31 shown	2262ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-26 20:25:11	25225ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-21 06:32:14	1743ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-13 23:53:45	9176ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-10 10:47:32	1554ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-02 14:38:17	9959ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-25 13:52:56	4113ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-24 21:48:44	1597ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-23 05:01:38	906ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 23:14:40	1210ms	2 NS 2 A 1 MX	🔒 Secure