Domain Overview
DNS: ✓ 1mo ago
Checker: ✓ 1mo ago
blue-bird.com
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-06 16:15:40 UTC · ↺ Refresh
MX Hostnames
- d118126b.ess.barracudanetworks.com
- d118126a.ess.barracudanetworks.com
MX Priorities
- d118126a.ess.barracudanetworks.com: 2
- d118126b.ess.barracudanetworks.com: 20
A / AAAA Records
- 35.212.22.235 ↩ 235.22.212.35.bc.googleusercontent.com
Mail Server IPs
- 209.222.82.253 ↩ mail.ess.barracuda.com
- 209.222.82.255 ↩ mail.ess.barracuda.com
- 209.222.82.252 ↩ mail.ess.barracuda.com
SOA Record
Raw SOA
ns-396.awsdns-49.com awsdns-hostmaster.amazon.com 2017081401 7200 900 1209600 86400
Primary NS (mname)
ns-396.awsdns-49.com
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
2017081401
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-974.awsdns-57.net
ns-1219.awsdns-24.org
ns-2004.awsdns-58.co.uk
ns-396.awsdns-49.com
SPF Record
✓ Soft Fail (~all)
v=spf1 a mx a:mail3.blue-bird.com a:mail4.blue-bird.com include:spf.ess.barracudanetworks.com include:spf.mandrillapp.com include:spf.protection.outlook.com include:24420452.spf05.hubspotemail.net include:spf.zohomail360.com ~all
📊 DNS lookups: 9/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
4 records- SPFv=spf1 a mx a:mail3.blue-bird.com a:mail4.blue-bird.com include:spf.ess.barracudanetworks.com include:spf.mandrillapp.com include:spf.protection.outlook.com include:24420452.spf05.hubspotemail.net include:spf.zohomail360.com ~all
- MS=ms36242988
- cisco-ci-domain-verification=66904ddf3be1bbbccef88ad4db058cd43beb3041f609c57ec8021f68953d3205
- duo_sso_verification=MOOYWHotqHuexEDYTmMl8sR4H2zH1BJpfhVOzkcRw708K5HbhnEySjWY8HkRs5HR
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