chbyg.dk

📜 Historical scan 2026-09-17 08:27:37 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

chbyg.dk is a .dk domain served by 2 nameservers (lewis.ns.cloudflare.com, noor.ns.cloudflare.com). It was registered on 27 August 2002 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.81.155 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by chbyg-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 77ms

Nameserver	IP addresses	PTR	ASN / ISP
lewis.ns.cloudflare.com	108.162.195.159 162.159.44.159 172.64.35.159 2606:4700:58::a29f:2c9f 2803:f800:50::6ca2:c39f 2a06:98c1:50::ac40:239f	lewis.ns.cloudflare.com lewis.ns.cloudflare.com lewis.ns.cloudflare.com lewis.ns.cloudflare.com lewis.ns.cloudflare.com lewis.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
noor.ns.cloudflare.com	108.162.194.74 162.159.38.74 172.64.34.74 2606:4700:50::a29f:264a 2803:f800:50::6ca2:c24a 2a06:98c1:50::ac40:224a	noor.ns.cloudflare.com noor.ns.cloudflare.com noor.ns.cloudflare.com noor.ns.cloudflare.com noor.ns.cloudflare.com noor.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 103ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.81.155	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.144.199	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 67ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	chbyg-dk.mail.protection.outlook.com	2a01:111:f403:c967::a 2a01:111:f403:ca04::d 2a01:111:f403:ca09::28 2a01:111:f403:ca48::a 52.101.103.140 52.101.185.114 52.101.68.10 52.101.68.12	mail-cpjpr05cu00102.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-am6pr02cu00300.inbound.protection.outlook.com mail-miypr02cu00202.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-zrxpr04cu00102.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db9pr02cu00204.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	172.67.144.199
🔶 Autoconfig	104.21.81.155

🔷 AAAA Records (IPv6)#

2 records 139ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::ac43:90c7	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3033::6815:519b	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 101ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.81.155,172.67.144.199 ech=AEX+DQBBXwAgACBcbir9Pm/E5c/FamG+w3ft5hWJnDp6KsVn9mkK/jvYdwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:90c7,2606:4700:3033::6815:519b

📝 TXT Records#

2 records 286ms

TXT Record
MS=ms24764351
v=spf1 ip4:80.209.5.148 include:spf.protection.outlook.com include:spf.simply.com -all

✉️ SPF#

Policy	Record (chbyg.dk)
-all (hard fail)	v=spf1 ip4:80.209.5.148 include:spf.protection.outlook.com include:spf.simply.com -all

📨 DMARC#

Policy	Record (_dmarc.chbyg.dk)
p=reject	v=DMARC1; p=reject;

📬 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 2026-10-12 00:03:21

www	104.21.81.155 172.67.144.199 2606:4700:3031::ac43:90c7 2606:4700:3033::6815:519b (AS13335) (address records, no CNAME)
www vs bare domain	Same network chbyg.dk: 104.21.81.155 172.67.144.199 2606:4700:3031::ac43:90c7 2606:4700:3033::6815:519b (AS13335) www.chbyg.dk: 104.21.81.155 172.67.144.199 2606:4700:3031::ac43:90c7 2606:4700:3033::6815:519b (AS13335)
Wildcard	Yes: any name under the zone resolves
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: 2/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

178ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2414918135
Primary NS (MNAME)	lewis.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-06 15:21:21

Field	Value
Registrar	Simply.com A/S
Registered	2002-08-27
Expires	2027-09-30 (347d)

📋 WHOIS#

⏱️ Lookup Timing#

77ms

103ms

67ms

AAAA

139ms

TXT

286ms

CAA

129ms

HTTPS

101ms

TLSA

546ms

SOA

0ms

MTA-STS

137ms

DNSSEC

178ms

SRV

144ms

Total

1744ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-06 15:18:40	3576ms	2 NS 2 A 1 MX	🔒 Secure
2026-10-03 13:06:08	1053ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-29 16:00:28	859ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-27 00:14:04	2771ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-17 08:27:37 shown	1744ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-19 09:09:48	8018ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-05 10:30:33	2268ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-26 21:54:42	2130ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-18 07:45:25	4088ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-06 14:04:08	1584ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-05 13:32:55	1634ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-03 20:18:10	1513ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-24 02:08:44	1243ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-19 22:52:34	2768ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-19 18:33:07	3301ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-16 20:25:39	655ms	2 NS 2 A 1 MX	🔒 Secure