gravio.dk

📜 Historical scan 2026-09-21 12:08:56 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

gravio.dk is a .dk domain served by 2 nameservers (bella.ns.cloudflare.com, mark.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.40.244 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by gravio-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 29ms

Nameserver	IP addresses	PTR	ASN / ISP
bella.ns.cloudflare.com	108.162.192.74 172.64.32.74 173.245.58.74 2606:4700:50::adf5:3a4a 2803:f800:50::6ca2:c04a 2a06:98c1:50::ac40:204a	bella.ns.cloudflare.com bella.ns.cloudflare.com bella.ns.cloudflare.com bella.ns.cloudflare.com bella.ns.cloudflare.com bella.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
mark.ns.cloudflare.com	108.162.193.130 172.64.33.130 173.245.59.130 2606:4700:58::adf5:3b82 2803:f800:50::6ca2:c182 2a06:98c1:50::ac40:2182	mark.ns.cloudflare.com mark.ns.cloudflare.com mark.ns.cloudflare.com mark.ns.cloudflare.com mark.ns.cloudflare.com mark.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 37ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.40.244	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.140.99	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 43ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	300s	gravio-dk.mail.protection.outlook.com	2a01:111:f403:ca09::24 2a01:111:f403:ca09::a 2a01:111:f403:ca21::c 2a01:111:f403:ca38::8 52.101.68.10 52.101.68.15 52.101.68.27 52.101.91.162	mail-am6pr02cu00204.inbound.protection.outlook.com mail-am7pr02cu00202.inbound.protection.outlook.com mail-matpr04cu00204.inbound.protection.outlook.com mail-wa4pr04cu00100.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-matpr04cu00302.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 → 40.104.116.56
🔶 Autoconfig	178.62.240.214

🔷 AAAA Records (IPv6)#

2 records 41ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:28f4	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3031::ac43:8c63	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 35ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.40.244,172.67.140.99 ech=AEX+DQBBFwAgACBXxgWQIWfd/k0XFUBixyMpeX2tDEAl9FCdd17GYXqwAQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:28f4,2606:4700:3031::ac43:8c63

📝 TXT Records#

3 records 173ms

TXT Record
google-site-verification=ZQ6z1hwJIES7gtdl1IJ16T8dApKGXAJ_bOz55skC7e0
sending_domain1104641=c1fbc385501ede901fb5e314fb0738d3778b69a87d921a698d1c9adc32cace71
v=spf1 include:spf.protection.outlook.com include:mail.zendesk.com include:servers.mcsv.net include:_spf.salesforce.com ip4:91.144.246.150 -all

✉️ SPF#

Policy	Record (gravio.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:mail.zendesk.com include:servers.mcsv.net include:_spf.salesforce.com ip4:91.144.246.150 -all

📨 DMARC#

Policy	Record (_dmarc.gravio.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:d1eb825b3f4d4174b3eab7fa0298790f@dmarc-reports.cloudflare.net,mailto:dmarc@gravio.dk

📬 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 2026-10-08 17:57:11

www	104.21.40.244 172.67.140.99 2606:4700:3031::6815:28f4 2606:4700:3031::ac43:8c63 (AS13335) (address records, no CNAME)
www vs bare domain	Same network gravio.dk: 104.21.40.244 172.67.140.99 2606:4700:3031::6815:28f4 2606:4700:3031::ac43:8c63 (AS13335) www.gravio.dk: 104.21.40.244 172.67.140.99 2606:4700:3031::6815:28f4 2606:4700:3031::ac43:8c63 (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

✍️ DKIM keys#

2 found

Selector	CNAME	Key
selector1	selector1-gravio-dk._domainkey.gravioapsskoleit.onmicrosoft.com	RSA · ~1024 bit below 2048 bit
selector2	selector2-gravio-dk._domainkey.gravioapsskoleit.onmicrosoft.com	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: 5/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

110ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2415377115
Primary NS (MNAME)	bella.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#

29ms

37ms

43ms

AAAA

41ms

TXT

173ms

CAA

35ms

HTTPS

35ms

TLSA

671ms

SOA

0ms

MTA-STS

57ms

DNSSEC

110ms

SRV

66ms

Total

1372ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-02 15:19:03	1362ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-28 14:44:07	940ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-21 12:08:56 shown	1372ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-17 18:20:32	1287ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-14 07:46:00	1295ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-13 04:58:23	1462ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-15 16:40:49	1428ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-23 15:44:17	1276ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-22 09:43:57	3962ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-19 14:07:32	2229ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-14 09:24:08	9173ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-02 11:02:53	2051ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-26 19:16:36	1478ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-21 21:51:41	766ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-17 10:50:28	1192ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-17 10:40:42	1264ms	2 NS 2 A 1 MX	🔒 Secure