educationfirst.dk
Last scanned: 2026-06-28 20:04:33  ·  1486ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   58ms
NameserverIP addressesPTRASN / ISP
ns-1313.awsdns-36.org 205.251.197.33
2600:9000:5305:2100::1		 ns-1313.awsdns-36.org
ns-1313.awsdns-36.org		 AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.
ns-137.awsdns-17.com 205.251.192.137
2600:9000:5300:8900::1		 ns-137.awsdns-17.com
ns-137.awsdns-17.com		 AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.
ns-1564.awsdns-03.co.uk 205.251.198.28
2600:9000:5306:1c00::1		 ns-1564.awsdns-03.co.uk
ns-1564.awsdns-03.co.uk		 AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.
ns-669.awsdns-19.net 205.251.194.157
2600:9000:5302:9d00::1		 ns-669.awsdns-19.net
ns-669.awsdns-19.net		 AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.
🌍 A Records2 records   54ms
IPTTLPTRASNISP / OrgCIDRCountryCity
108.132.20.159 60s ec2-108-132-20-159.eu-west-1.compute.amazonaws.com AS16509 Amazon.com, Inc. 108.128.0.0/13 🇮🇪 Ireland Dublin
52.210.125.190 60s ec2-52-210-125-190.eu-west-1.compute.amazonaws.com AS16509 Amazon.com, Inc. 52.208.0.0/13 🇮🇪 Ireland Dublin
📧 MX Records1 records   36ms
PriorityTTLMail ServerIP addressesPTRASN
0 1800s mail.protection.outlook.com — — —
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   259ms
TXT Record
v=spf1 -all
✉️ SPF
PolicyRecord (educationfirst.dk)
-all (hard fail) v=spf1 -all
📨 DMARC
PolicyRecord (_dmarc.educationfirst.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
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC74ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA38ms
FieldValue
Serial1
Primary NS (MNAME)ns-669.awsdns-19.net
Responsible (RNAME)awsdns-hostmaster@amazon.com
Refresh7200s
Retry900s
Expire1209600s
Minimum (neg-cache TTL)86400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
58ms
A
54ms
MX
36ms
AAAA
34ms
TXT
259ms
CAA
39ms
HTTPS
87ms
TLSA
693ms
SOA
38ms
MTA-STS
64ms
DNSSEC
74ms
SRV
68ms
Total
1486ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-06-28 20:04:33 1486ms 4 NS 2 A 1 MX 🔓 Insecure View
2026-06-28 08:04:45 4992ms 4 NS 2 A 1 MX 🔓 Insecure View
2026-06-26 07:23:36 3440ms 4 NS 2 A 1 MX 🔓 Insecure View
2026-06-23 15:12:37 936ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-22 13:25:16 1032ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-20 04:08:53 3087ms 4 NS 2 A 1 MX 🔓 Insecure View
2026-06-17 05:55:02 651ms 4 NS 2 A 1 MX 🔓 Insecure View
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