bolbro-koereskole.dk DNS records

🖥️ Nameservers2 records 68ms

Nameserver	IP addresses	PTR	ASN / ISP
elle.ns.cloudflare.com	108.162.192.110 172.64.32.110 173.245.58.110 2606:4700:50::adf5:3a6e 2803:f800:50::6ca2:c06e 2a06:98c1:50::ac40:206e	elle.ns.cloudflare.com elle.ns.cloudflare.com elle.ns.cloudflare.com elle.ns.cloudflare.com elle.ns.cloudflare.com elle.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
newt.ns.cloudflare.com	108.162.193.212 172.64.33.212 173.245.59.212 2606:4700:58::adf5:3bd4 2803:f800:50::6ca2:c1d4 2a06:98c1:50::ac40:21d4	newt.ns.cloudflare.com newt.ns.cloudflare.com newt.ns.cloudflare.com newt.ns.cloudflare.com newt.ns.cloudflare.com newt.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 47ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.64.101	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.181.22	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records2 records 57ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mx1.webexchange.nu	46.36.212.34 46.36.212.36 46.36.212.37 46.36.212.38 89.188.78.64 89.188.78.65 89.188.78.66 94.231.106.12	node4.spamfilter.io node8.spamfilter.io node6.spamfilter.io node7.spamfilter.io node3.spamfilter.io node9.spamfilter.io node10.spamfilter.io node2.spamfilter.io	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
20	300s	mx2.webexchange.nu	46.36.212.34 46.36.212.36 46.36.212.37 46.36.212.38 89.188.78.64 89.188.78.65 89.188.78.66 94.231.106.12	node4.spamfilter.io node8.spamfilter.io node6.spamfilter.io node7.spamfilter.io node3.spamfilter.io node9.spamfilter.io node10.spamfilter.io node2.spamfilter.io	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscoverredirect.webexchange.nu → 46.36.209.50

🔷 AAAA Records (IPv6)2 records 62ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3035::6815:4065	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::ac43:b516	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 63ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.64.101,172.67.181.22 ech=AEX+DQBBtQAgACDrlJMWuEMTXJ3YKiNCez/K7NPnb/bq1PZqS01UiUm2HgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:4065,2606:4700:3036::ac43:b516

📝 TXT Records2 records 184ms

TXT Record
mandrill_verify.1J2U90kI9M3rNiH14fokCw
v=spf1 include:spf.mailjet.com include:spf.mailjet.com a include:spf.curanet.dk ~all

✉️ SPF

Policy	Record (bolbro-koereskole.dk)
~all (soft fail)	v=spf1 include:spf.mailjet.com include:spf.mailjet.com a include:spf.curanet.dk ~all

📨 DMARC

Policy	Record (_dmarc.bolbro-koereskole.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.bolbro-koereskole.dk	pndHREQbuClyUrAc_2D_pBh2UKDf6h_T3CHKBIj-n3s
TXT	_acme-challenge.bolbro-koereskole.dk	ppucLoPaMjrG66Hq1eulNKH91VwPAg4iOV6wia8uXPk

🔗 TLSA / DANE

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

🔐 DNSSEC157ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA0ms

Field	Value
Serial	2413831807
Primary NS (MNAME)	elle.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

68ms

A

47ms

MX

57ms

AAAA

62ms

TXT

184ms

CAA

55ms

HTTPS

63ms

TLSA

246ms

SOA

0ms

MTA-STS

123ms

DNSSEC

157ms

SRV

121ms

Total

1110ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-04 12:47:16	1110ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-08-31 15:56:32	3988ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-07-05 15:36:52	2300ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-26 19:46:04	8095ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-24 02:07:57	1178ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-23 07:01:54	971ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-22 14:18:40	907ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-16 15:46:15	7390ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-16 15:35:03	1001ms	2 NS 2 A 2 MX	🔓 Insecure	View