`rydon.devon.sch.uk`

DNSSEC	⚠️ Not signed
NS	`ns1.bdm.microsoftonline.com` ⭐
		A	2603:1061:0:700::d0^{🇺🇸 Microsoft2603:1000::/25 MICROSOFT}
			PTR	`ns1-208.azure-dns.com`
		A	13.107.236.208^{🇺🇸 Microsoft13.104.0.0/14 MICROSOFT}
			PTR	`ns1-208.azure-dns.com`
NS	`ns2.bdm.microsoftonline.com`
		A	2620:1ec:8ec:700::d0^{🇺🇸 Microsoft2620:1ec::/36 MICROSOFT}
			PTR	`ns2-208.azure-dns.net`
		A	150.171.21.208^{🇺🇸 Microsoft150.171.0.0/16 MICROSOFT}
			PTR	`ns2-208.azure-dns.net`
NS	`ns3.bdm.microsoftonline.com`
		A	2a01:111:4000:700::d0^{🇬🇧 Microsoft2a01:111:4000::/36}
			PTR	`ns3-208.azure-dns.org`
		A	204.14.183.208^{🇺🇸 Microsoft204.14.180.0/22}
			PTR	`ns3-208.azure-dns.org`
NS	`ns4.bdm.microsoftonline.com`
		A	2620:1ec:bda:700::d0^{🇺🇸 Microsoft2620:1ec::/36 MICROSOFT}
			PTR	`ns4-208.azure-dns.info`
		A	208.84.5.208^{🇺🇸 Microsoft208.84.0.0/21 MICROSOFT}
			PTR	`ns4-208.azure-dns.info`
MX	`d217597.a.ess.uk.barracudanetworks.com` ⭐
		A	18.133.136.186^{🇬🇧 Amazon18.132.0.0/14 EC2 LHR prefix}
			PTR	`mail.ess.uk.barracuda.com`
		A	18.133.136.187^{🇬🇧 Amazon18.132.0.0/14 EC2 LHR prefix}
			PTR	`mail.ess.uk.barracuda.com`
		A	18.133.136.188^{🇬🇧 Amazon18.132.0.0/14 EC2 LHR prefix}
			PTR	`mail.ess.uk.barracuda.com`
MX	`d217597.b.ess.uk.barracudanetworks.com`⁽²⁰⁾
		A	18.133.136.186^{🇬🇧 Amazon18.132.0.0/14 EC2 LHR prefix}
			PTR	`mail.ess.uk.barracuda.com`
		A	18.133.136.187^{🇬🇧 Amazon18.132.0.0/14 EC2 LHR prefix}
			PTR	`mail.ess.uk.barracuda.com`
		A	18.133.136.188^{🇬🇧 Amazon18.132.0.0/14 EC2 LHR prefix}
			PTR	`mail.ess.uk.barracuda.com`
TXT	`mscid=wb3T97dNw3QAWmGRJ1wehiqU5JjjSXPfeilsb+pZ3mMY8R7GL72LiO21Fc6hLbFH+CfeqBv...`
TXT	`v=spf1 include:spf.protection.outlook.com include:spf.ess.uk.barracudanetwork...`
TXT	`1password-site-verification=DDN2WD7VVRHHRIB5Z2EJDN5TCI`
SOA	`ns1.bdm.microsoftonline.com`azuredns-hostmaster@microsoft.com serial=1

`devon.sch.uk`

DNSSEC

⚠️ Not signed

WOT: SAFE (61/100)
rank #230635 globally
rank #17840 in the tld
WOT: SAFE (61/100)

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DNS History

10 records (6 active, 4 former)

○NSns0.ifl.net2013-11-10 → 2017-05-29 · 3 obs

● 2013-11-10 05:22:20
● 2017-05-29 07:54:12
○ 2026-03-29 18:07:42

●NSns1.bdm.microsoftonline.com2026-03-29 → 2026-03-29 · 2 obs

○ 2017-05-29 07:54:12
● 2026-03-29 18:07:42

○NSns1.ifl.net2013-11-10 → 2017-05-29 · 3 obs

● 2013-11-10 05:22:20
● 2017-05-29 07:54:12
○ 2026-03-29 18:07:42

●NSns2.bdm.microsoftonline.com2026-03-29 → 2026-03-29 · 2 obs

○ 2017-05-29 07:54:12
● 2026-03-29 18:07:42

●NSns3.bdm.microsoftonline.com2026-03-29 → 2026-03-29 · 2 obs

○ 2017-05-29 07:54:12
● 2026-03-29 18:07:42

●NSns4.bdm.microsoftonline.com2026-03-29 → 2026-03-29 · 2 obs

○ 2017-05-29 07:54:12
● 2026-03-29 18:07:42

●MXd217597.a.ess.uk.barracudanetworks.com2026-03-29 → 2026-03-29 · 2 obs

○ 2017-05-29 07:54:12
● 2026-03-29 18:07:42

●MXd217597.b.ess.uk.barracudanetworks.com2026-03-29 → 2026-03-29 · 2 obs

○ 2017-05-29 07:54:12
● 2026-03-29 18:07:42

○MXin.mx.ifl.net2013-11-10 → 2013-11-10 · 3 obs

● 2013-11-10 05:22:20
○ 2016-01-25 00:15:04
○ 2026-03-29 18:07:42

○MXrydon-devon-sch-uk.mail.protection.outlook.com2016-01-25 → 2017-05-29 · 4 obs

○ 2013-11-10 05:22:20
● 2016-01-25 00:15:04
● 2017-05-29 07:54:12
○ 2026-03-29 18:07:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
uk	nsa.nic.uk, nsb.nic.uk, nsc.nic.uk, nsd.nic.uk...	-
rydon.devon.sch.uk	ns2.bdm.microsoftonline.com, ns3.bdm.microsoftonline.com, ns4.bdm.microsoftonline.com, ns1.bdm.microsoftonline.com	-

✅ Authoritative Response

Server:204.14.183.208

NS records: ns2.bdm.microsoftonline.com, ns3.bdm.microsoftonline.com, ns4.bdm.microsoftonline.com, ns1.bdm.microsoftonline.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rydon.devon.sch.uk (unsigned zone)

⏱️ Timing

Total: 317ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	4	`ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com...`
MX	2	`d217597.a.ess.uk.barracudanetworks.com (, d217597.b.ess.uk.barracudanetworks.com (`
TXT	3	`mscid=wb3T97dNw3QAWmGRJ1wehiqU5JjjSXPfei, v=spf1 include:spf.protection.outlook.co...`
SOA	1	`ns1.bdm.microsoftonline.com azuredns-hos`