chrono.dk

📜 Historical scan 2026-09-15 15:22:25 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

chrono.dk is a .dk domain served by 2 nameservers (galilea.ns.cloudflare.com, woz.ns.cloudflare.com). It was registered on 6 February 2011 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.61.19 is hosted by Cloudflare, Inc. (AS13335). 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 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 36ms

Nameserver	IP addresses	PTR	ASN / ISP
galilea.ns.cloudflare.com	108.162.194.233 162.159.38.233 172.64.34.233 2606:4700:50::a29f:26e9 2803:f800:50::6ca2:c2e9 2a06:98c1:50::ac40:22e9	galilea.ns.cloudflare.com galilea.ns.cloudflare.com galilea.ns.cloudflare.com galilea.ns.cloudflare.com galilea.ns.cloudflare.com galilea.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
woz.ns.cloudflare.com	108.162.193.150 172.64.33.150 173.245.59.150 2606:4700:58::adf5:3b96 2803:f800:50::6ca2:c196 2a06:98c1:50::ac40:2196	woz.ns.cloudflare.com woz.ns.cloudflare.com woz.ns.cloudflare.com woz.ns.cloudflare.com woz.ns.cloudflare.com woz.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 34ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.61.19	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.204.227	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

5 records 34ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	120s	aspmx.l.google.com	173.194.221.26 2a00:1450:4010:c05::1a 2a00:1450:4010:c05::1a	lm-in-f26.1e100.net li-in-x1a.1e100.net li-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
5	120s	alt1.aspmx.l.google.com	192.178.158.26 2404:6800:4013:813::1b	lcdels-in-f26.1e100.net lcdels-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	120s	alt2.aspmx.l.google.com	173.194.41.26 173.194.41.26 2404:6800:4001:c01::1a	mad01s14-in-f26.1e100.net yukulwh-in-f26.1e100.net yukulwh-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
10	120s	alt3.aspmx.l.google.com	172.253.158.26 2404:6800:4003:c26::1b	so-in-f26.1e100.net so-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	120s	alt4.aspmx.l.google.com	108.177.125.26 2404:6800:4008:c01::1b	tp-in-f26.1e100.net tp-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)#

2 records 41ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::6815:3d13	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::ac43:cce3	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 39ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.61.19,172.67.204.227 ech=AEX+DQBBEQAgACAlwb7XkqvGv+SFlqgX/9q6Zlgsfo02/LY9EROjeD5YCAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:3d13,2606:4700:3035::ac43:cce3

📝 TXT Records#

3 records 180ms

TXT Record
brevo-code:33e3caa2377fb12380b26706d137f6ba
google-site-verification=oYI4_pmGg6muGi_ui-eE2hDViCGlM3csfpbxhAZ_zH4
v=spf1 include:_spf.google.com include:sendgrid.net ~all

✉️ SPF#

Policy	Record (chrono.dk)
~all (soft fail)	v=spf1 include:_spf.google.com include:sendgrid.net ~all

📨 DMARC#

Policy	Record (_dmarc.chrono.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:6695a6c3f75d4b2585a5d528fafc2586@dmarc-reports.cloudflare.net,mailto:rua@dmarc.brevo.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 2026-10-09 23:55:22

www	104.21.61.19 172.67.204.227 2606:4700:3030::6815:3d13 2606:4700:3035::ac43:cce3 (AS13335) (address records, no CNAME)
www vs bare domain	Same network chrono.dk: 188.114.96.1 188.114.97.1 2606:4700:3030::6815:3d13 2606:4700:3035::ac43:cce3 (AS13335) www.chrono.dk: 104.21.61.19 172.67.204.227 2606:4700:3030::6815:3d13 2606:4700:3035::ac43:cce3 (AS13335)
Wildcard	No

✍️ DKIM keys#

4 found

Selector	CNAME	Key
google	—	RSA · ~2048 bit
mail	—	RSA · ~1024 bit below 2048 bit
s1	s1.domainkey.u46692505.wl006.sendgrid.net	RSA · ~2048 bit
s2	s2.domainkey.u46692505.wl006.sendgrid.net	RSA · ~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: 3/10 · policy: ~all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.chrono.dk	4jpGieXkqO7V6RONWJ0EkRC57fVuiLr2PVkQm2fLbDk
TXT	_acme-challenge.chrono.dk	KeRZ6n_EKANeHltfKjd2-YXUfDR3P9Irh_J8RpDWE50
TXT	_acme-challenge.chrono.dk	NVdk6xAK6YH-TJvfqgN-MhUmwqhICM1CoiUyDg3LAiU
TXT	_acme-challenge.chrono.dk	w7EXKJXSiKK5GJzR6iZ8GLWVaXotpJDYE13-c71_sEE

🔗 TLSA / DANE#

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

🔐 DNSSEC#

122ms

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	2414859003
Primary NS (MNAME)	galilea.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-14 22:10:56

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2011-02-06
Expires	2027-02-28 (132d)

🔗 Same registrant#

0 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

36ms

34ms

AAAA

41ms

TXT

180ms

CAA

35ms

HTTPS

39ms

TLSA

143ms

SOA

0ms

MTA-STS

64ms

DNSSEC

122ms

SRV

62ms

Total

1093ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-27 20:23:10	2646ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-27 05:35:41	810ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-26 05:18:10	855ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-25 05:03:10	832ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-15 15:22:25 shown	1093ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-05 05:41:24	3642ms	2 NS 2 A 5 MX	🔓 Insecure
2026-08-28 08:24:20	1395ms	2 NS 2 A 5 MX	🔓 Insecure
2026-08-27 17:00:38	727ms	2 NS 2 A 5 MX	🔓 Insecure
2026-07-09 02:45:36	1852ms	2 NS 2 A 5 MX	🔓 Insecure
2026-06-21 03:18:10	811ms	2 NS 2 A 5 MX	🔓 Insecure
2026-06-20 18:38:59	1519ms	2 NS 2 A 5 MX	🔓 Insecure
2026-06-16 20:45:04	777ms	2 NS 2 A 5 MX	🔓 Insecure