aristra.com

Valid Email Server
Domain Lookup › aristra.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
aristra.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-27 14:48:24 UTC · ↺ Refresh

MX Hostnames

  • aristra-com.mail.protection.outlook.com

MX Priorities

  • aristra-com.mail.protection.outlook.com: 0

A / AAAA Records

  • 172.67.70.219 (no PTR)
  • 104.26.15.95 (no PTR)
  • 104.26.14.95
  • 2606:4700:20::681a:e5f
  • 2606:4700:20::ac43:46db
  • 2606:4700:20::681a:f5f

Mail Server IPs

  • 52.101.185.12 ↩ mail-zrap278cu00304.inbound.protection.outlook.com
  • 52.101.185.13 ↩ mail-zrzp278cu00205.inbound.protection.outlook.com
  • 52.101.185.14 ↩ mail-zr1p278cu00206.inbound.protection.outlook.com
  • 52.101.187.1 ↩ mail-gvap278cu00301.inbound.protection.outlook.com
  • 2a01:111:f403:ca3e::1 ↩ mail-gvap278cu00301.inbound.protection.outlook.com
  • 2a01:111:f403:ca3c:: ↩ mail-zrap278cu00300.inbound.protection.outlook.com
  • 2a01:111:f403:ca3c::2 ↩ mail-zr1p278cu00202.inbound.protection.outlook.com
  • 2a01:111:f403:ca3c::1 ↩ mail-zrzp278cu00201.inbound.protection.outlook.com

SOA Record

Raw SOA hassan.ns.cloudflare.com dns.cloudflare.com 2399103351 10000 2400 604800 1800
Primary NS (mname)
hassan.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399103351
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

hassan.ns.cloudflare.com
ophelia.ns.cloudflare.com

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

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 include:spf.protection.outlook.com -all
  • MS=ms80722189
  • facebook-domain-verification=i7ap0453i4mw8jcg114tgzccjaqqep
  • google-site-verification=BnjYPEo2Z634Z2IqLIJN03eTcmINJP_qXyq59cNp13Y
Full email verification for aristra.com

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