smtp.stuartolson.com - dns.ninja
smtp.stuartolson.com
| CNAME | d140928a.ess.barracudanetworks.com | ||||||
| DNSSEC | ⚠️ Not signed | ||||||
| A | 209.222.82.252🇺🇸 Amazon209.222.82.0/24 EC2 Prefix | ||||||
| PTR | mail.ess.barracuda.com | ||||||
| A | 209.222.82.253🇺🇸 Amazon209.222.82.0/24 EC2 Prefix | ||||||
| A | 209.222.82.255🇺🇸 Amazon209.222.82.0/24 EC2 Prefix | ||||||
stuartolson.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 141.193.213.20🇺🇸 CLOUDFLARESPECTRUM141.193.213.0/24 WPEngine, Inc. 504 Lavaca Street, 1000, Austin, TX 78701, US | ||||||
| A | 141.193.213.21🇺🇸 CLOUDFLARESPECTRUM141.193.213.0/24 WPEngine, Inc. 504 Lavaca Street, 1000, Austin, TX 78701, US | ||||||
| NS | ns1-08.azure-dns.com ⭐ | ||||||
| NS | ns2-08.azure-dns.net | ||||||
| NS | ns3-08.azure-dns.org | ||||||
| NS | ns4-08.azure-dns.info | ||||||
| MX | stuartolson-com.mail.protection.outlook.com ⭐ | ||||||
| TXT | MS=ms84895908 | ||||||
| TXT | v=spf1 include:64bb92.workshop-spf.net include:spf.protection.outlook.com inc... | ||||||
| TXT | x1wmHoDbfvjgsUXnokDr8LhUyhJmsSw9J04A8680TOyrZdUZJ36fXI3qCiKd2YpVfl0VNs80ar4a3... | ||||||
| TXT | iUpkJsztcGxSLCux+SeD7J7Hd/J1DahzBOqr/QvVQmDm/2lwYySX5YIKle6huIWbcBvOFeSP9akOG... | ||||||
| TXT | ks9n05n4b0ojvh4qpqf7ue6qnr | ||||||
| TXT | apple-domain-verification=NPsPxVfKPsyxi7Or | ||||||
| TXT | gbdo9mmmhdgssqgtn7blh2h50c | ||||||
| TXT | vRllrectgKk8LgGaWrK3 | ||||||
| TXT | YXp1cmVfY29tbW9u | ||||||
| TXT | amazon-business-verification=2fc9fe8064e6225315936cde1e365c94f301fd674bb72bcd... | ||||||
| TXT | knowbe4-site-verification=fe71e6c34b84452d4598614306a4afb4 | ||||||
| TXT | bw=ZXkZEvOUzIqVyBPHlZxtsEYroC1aVPQLrpGfeXA0Bkj1 | ||||||
| TXT | uber-domain-verification=a5800a35-836b-43ca-8af8-64ba86021e9e | ||||||
| TXT | _globalsign-domain-verification=Ch2cEYqANF4tJlEFZT7frdVC3mvYqxi8eSl4gIuS7K | ||||||
| TXT | canva-site-verification=zYHGBfBwELAf-bO6N3HSZQ | ||||||
| SOA | ns1-08.azure-dns.comdnsadmin@churchill-cuq.com 2009-07-08 #41 | ||||||
Previously MX for
Same first word
Similar names
DNS History
3 records (1 active, 2 former)
○A207.229.56.2312016-12-06 → 2016-12-06 · 2 obs
● 2016-12-06 16:59:18
○ 2026-08-03 11:02:50
○ 2026-08-03 11:02:50
●CNAMEd140928a.ess.barracudanetworks.com2026-08-03 → 2026-08-03 · 2 obs
○ 2016-12-06 16:59:18
● 2026-08-03 11:02:50
● 2026-08-03 11:02:50
○CNAMEsmtp.churchill-cuq.com2016-12-06 → 2016-12-06 · 2 obs
● 2016-12-06 16:59:18
○ 2026-08-03 11:02:50
○ 2026-08-03 11:02:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | g.gtld-servers.net, l.gtld-servers.net, c.gtld-servers.net, h.gtld-servers.net... | - |
| stuartolson.com | ns1-08.azure-dns.com, ns2-08.azure-dns.net, ns3-08.azure-dns.org, ns4-08.azure-dns.info | 2 records |
✅ Authoritative Response
Server:150.171.21.8
NS records: ns1-08.azure-dns.com, ns2-08.azure-dns.net, ns3-08.azure-dns.org, ns4-08.azure-dns.info
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for stuartolson.com (unsigned zone)
⏱️ Timing
Total: 106ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| CNAME | 1 | d140928a.ess.barracudanetworks.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1-08.azure-dns.com, ns1-08.azure-dns.com)
Analysis
IP Addresses
smtp.stuartolson.com points to three IP numbers, namely 209.222.82.252, 209.222.82.253 and 209.222.82.255.
Additional host names — d50993a.ess.barracudanetworks.com, d309474a.ess.barracudanetworks.com, d248731a.ess.barracudanetworks.com and two others — share IP numbers with smtp.stuartolson.com.