førsteskoledag.dk DNS records

🖥️ Nameservers2 records 37ms

Nameserver	IP addresses	PTR	ASN / ISP
jessica.ns.cloudflare.com	108.162.192.171 172.64.32.171 173.245.58.171 2606:4700:50::adf5:3aab 2803:f800:50::6ca2:c0ab 2a06:98c1:50::ac40:20ab	jessica.ns.cloudflare.com jessica.ns.cloudflare.com jessica.ns.cloudflare.com jessica.ns.cloudflare.com jessica.ns.cloudflare.com jessica.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
rene.ns.cloudflare.com	108.162.195.180 162.159.44.180 172.64.35.180 2606:4700:58::a29f:2cb4 2803:f800:50::6ca2:c3b4 2a06:98c1:50::ac40:23b4	rene.ns.cloudflare.com rene.ns.cloudflare.com rene.ns.cloudflare.com rene.ns.cloudflare.com rene.ns.cloudflare.com rene.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 58ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.62.158	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.137.18	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records3 records 38ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
36	300s	route1.mx.cloudflare.net	162.159.205.11 162.159.205.12 162.159.205.13 2606:4700:f5::b 2606:4700:f5::c 2606:4700:f5::d	route1.mx.cloudflare.net route1.mx.cloudflare.net route1.mx.cloudflare.net route1.mx.cloudflare.net route1.mx.cloudflare.net route1.mx.cloudflare.net	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
72	300s	route3.mx.cloudflare.net	162.159.205.23 162.159.205.24 162.159.205.25 2606:4700:f5::11 2606:4700:f5::12 2606:4700:f5::13	route3.mx.cloudflare.net route3.mx.cloudflare.net route3.mx.cloudflare.net route3.mx.cloudflare.net route3.mx.cloudflare.net route3.mx.cloudflare.net	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
84	300s	route2.mx.cloudflare.net	162.159.205.17 162.159.205.18 162.159.205.19 2606:4700:f5::10 2606:4700:f5::e 2606:4700:f5::f	route2.mx.cloudflare.net route2.mx.cloudflare.net route2.mx.cloudflare.net route2.mx.cloudflare.net route2.mx.cloudflare.net route2.mx.cloudflare.net	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🔷 AAAA Records (IPv6)2 records 54ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:3e9e	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3032::ac43:8912	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 36ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.62.158,172.67.137.18 ech=AEX+DQBBGQAgACAPXO7Y1DOCev7PtFEuNgGpquqxccAADZv09nN/Da31IgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:3e9e,2606:4700:3032::ac43:8912

📝 TXT Records2 records 218ms

TXT Record
google-site-verification=KiqTJcW0pa-u9gaY-Nb7HEuOSt-QOmPu_iIgHZ5Rja0
v=spf1 include:_spf.mx.cloudflare.net ~all

✉️ SPF

Policy	Record (førsteskoledag.dk)
~all (soft fail)	v=spf1 include:_spf.mx.cloudflare.net ~all

📨 DMARC

Policy	Record (_dmarc.førsteskoledag.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

🔗 TLSA / DANE9 records 90ms

Service / Owner	Type	Cert association
SMTP _25._tcp.route1.mx.cloudflare.net	DANE-TA · SPKI · SHA-256	59E738E674221702AF1EDB87C5200C1A…
SMTP _25._tcp.route1.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.route1.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	9BE5B7D47F9EFF930C11EB04D27CAE6B…
SMTP _25._tcp.route2.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.route2.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	9BE5B7D47F9EFF930C11EB04D27CAE6B…
SMTP _25._tcp.route2.mx.cloudflare.net	DANE-TA · SPKI · SHA-256	59E738E674221702AF1EDB87C5200C1A…
SMTP _25._tcp.route3.mx.cloudflare.net	DANE-TA · SPKI · SHA-256	59E738E674221702AF1EDB87C5200C1A…
SMTP _25._tcp.route3.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.route3.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	9BE5B7D47F9EFF930C11EB04D27CAE6B…

🔐 DNSSEC154ms

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

🏷️ SOA0ms

Field	Value
Serial	2413321747
Primary NS (MNAME)	jessica.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

37ms

A

58ms

MX

38ms

AAAA

54ms

TXT

218ms

CAA

53ms

HTTPS

36ms

TLSA

90ms

SOA

0ms

MTA-STS

74ms

DNSSEC

154ms

SRV

93ms

Total

1241ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 01:12:24	1241ms	2 NS 2 A 3 MX	🔒 Secure	View
2026-08-13 08:18:20	2082ms	2 NS 2 A 3 MX	🔒 Secure	View
2026-08-11 19:25:52	7046ms	2 NS 0 A 0 MX	❓ Unknown	View
2026-08-09 15:19:46	6218ms	2 NS 0 A 0 MX	❓ Unknown	View
2026-08-08 01:00:13	3387ms	2 NS 0 A 0 MX	❓ Unknown	View
2026-08-04 20:30:44	3705ms	2 NS 0 A 0 MX	❓ Unknown	View
2026-08-03 08:03:36	9184ms	2 NS 0 A 0 MX	❓ Unknown	View
2026-07-31 10:51:20	1439ms	2 NS 0 A 0 MX	❓ Unknown	View
2026-07-29 04:14:52	11835ms	2 NS 0 A 0 MX	❓ Unknown	View
2026-07-27 18:26:41	33358ms	2 NS 0 A 0 MX	❓ Unknown	View
2026-07-26 17:58:38	27389ms	2 NS 0 A 0 MX	❓ Unknown	View
2026-07-25 17:27:50	11148ms	2 NS 0 A 0 MX	❓ Unknown	View
2026-07-24 17:01:36	11043ms	2 NS 0 A 0 MX	❓ Unknown	View
2026-07-23 12:52:00	11194ms	2 NS 0 A 0 MX	❓ Unknown	View
2026-07-22 10:19:10	49993ms	2 NS 0 A 0 MX	❓ Unknown	View
2026-07-21 08:44:28	41225ms	2 NS 0 A 0 MX	❓ Unknown	View
2026-07-20 00:36:39	45090ms	2 NS 0 A 0 MX	❓ Unknown	View
2026-07-18 19:36:02	3492ms	2 NS 0 A 0 MX	❓ Unknown	View
2026-07-17 16:10:10	53817ms	2 NS 0 A 0 MX	❓ Unknown	View
2026-07-16 08:57:14	35625ms	2 NS 0 A 0 MX	❓ Unknown	View
2026-07-12 19:00:11	52260ms	2 NS 0 A 0 MX	❓ Unknown	View
2026-07-09 04:18:00	65535ms	2 NS 0 A 0 MX	❓ Unknown	View
2026-07-05 20:27:03	35282ms	2 NS 0 A 0 MX	❓ Unknown	View
2026-07-04 16:35:04	15070ms	2 NS 0 A 0 MX	❓ Unknown	View
2026-07-02 22:21:10	3021ms	2 NS 0 A 0 MX	❓ Unknown	View