thearc.org

Valid Email Server
Domain Lookup › thearc.org
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
thearc.org
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-05-21 01:47:22 UTC · ↺ Refresh

MX Hostnames

  • thearc-org.mail.protection.outlook.com

MX Priorities

No priority data.

A / AAAA Records

  • 141.193.213.10
  • 141.193.213.11

Mail Server IPs

No IPs resolved.

SOA Record

No SOA record found.

Nameservers (NS)

lewis.ns.cloudflare.com
dell.ns.cloudflare.com

SPF Record

✗ Invalid
v=spf1 ip4:50.76.14.226 ip4:45.33.114.113 ip4:45.33.117.207 ip4:50.76.14.255 include:spf.mtasv.net include:spf.protection.outlook.com include:spf.dynect.net include:cust-spf.exacttarget.com include:sendgrid.net mx a include:spf.cadmiumcd.com include:relay.mailchannels.net include:_spf.salesforce.com include:email.nimbleams.com include:spf1.formassembly.com ~all
📊 DNS lookups: 12/10 — over limit!
⚠ Too many DNS lookups (12/10) — SPF will fail validation. Reduce include: statements.

DMARC Record

✗ p=none
v=DMARC1;p=none;sp=none
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
↳ Subdomain policy: none

DKIM Selectors

✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._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

11 records
  • asv=54b9f8244973737e1d2c2ed9e96d25a2
  • cisco-ci-domain-verification=161e3ac74f28be0307495a11e66ca140414e210576583ee93bc8903f80d960b0
  • google-site-verification=3NwoJCIQTiGmeF1VOLoU5P3fb1ZnRYMaOXOLy8-QEDg
  • google-site-verification=OD3v-7doAq3G2sDzICur76ZPX9z5ElNCErtqBE7oTck
  • google-site-verification=bAaTxAVHfKa430tfYfdvQWEboTBqltiQGIk-KtUtrms
  • google-site-verification=s9BCtJGo36ld_u6T4VzPnojy9tt1EHuDjTNREOArIB8
  • google-site-verification=yxKT1xfb72xJ-fRIG8RAlngyhQq45Au4DLxK_L-txqc
  • kHiA6Kkk
  • SPFv=spf1 ip4:50.76.14.226 ip4:45.33.114.113 ip4:45.33.117.207 ip4:50.76.14.255 include:spf.mtasv.net include:spf.protection.outlook.com include:spf.dynect.net include:cust-spf.exacttarget.com include:sendgrid.net mx a include:spf.cadmiumcd.com include:relay.mailchannels.net include:_spf.salesforce.com include:email.nimbleams.com include:spf1.formassembly.com ~all
  • F27386AD91
  • MS=ms66644871
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