rcpsvt.org

Valid Email Server
Domain Lookup › rcpsvt.org

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
rcpsvt.org
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-04-03 15:45:41 UTC · ↺ Refresh

MX Hostnames

  • aspmx.l.google.com
  • alt1.aspmx.l.google.com
  • aspmx2.googlemail.com
  • alt2.aspmx.l.google.com

MX Priorities

  • alt1.aspmx.l.google.com: 5
  • aspmx2.googlemail.com: 10
  • aspmx.l.google.com: 1
  • alt2.aspmx.l.google.com: 5

A / AAAA Records

  • 217.160.0.163 ↩ 217-160-0-163.elastic-ssl.ui-r.com
  • 2001:8d8:100f:f000::200 ↩ 2001-08d8-100f-f000-0000-0000-0000-0200.elastic-ssl.ui-r.com

Mail Server IPs

  • 108.177.123.27 ↩ lcscld-in-f27.1e100.net
  • 2800:3f0:4003:c0f::1b (no PTR)
  • 2800:3f0:4003:c0f::1a (no PTR)
  • 172.253.122.26 ↩ bh-in-f26.1e100.net
  • 2607:f8b0:4004:c23::1a ↩ yuiadrs-in-f26.1e100.net
  • 172.253.116.26 ↩ dj-in-f26.1e100.net
  • 2a00:1450:400b:c02::1b ↩ dj-in-f27.1e100.net

SOA Record

Raw SOA ns1046.ui-dns.biz hostmaster.1and1.com 2017072822 28800 7200 604800 300
Primary NS (mname)
ns1046.ui-dns.biz
Admin Email (rname)
hostmaster@1and1.com
Serial
2017072822
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
300s

Nameservers (NS)

ns1046.ui-dns.biz
ns1046.ui-dns.com
ns1046.ui-dns.de
ns1046.ui-dns.org

SPF Record

✓ Soft Fail (~all)
v=spf1 ip4:66.220.242.90 include:_spf.google.com include:customerspf.schoolmessenger.com ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ Missing

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

DKIM Selectors

✓ 1 found
google._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: google

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

5 records
  • SPFv=spf1 ip4:66.220.242.90 include:_spf.google.com include:customerspf.schoolmessenger.com ~all
  • adobe-idp-site-verification=c7180d862f0aedd87c91a3544750c9a20e8907cb30c5234de6605ebcdb2b17af
  • knowbe4-site-verification=555611b2827cef26f33168a8477d672d
  • ZOOM_verify_WfOZvgRuQjeMalBklevalA
  • apple-domain-verification=Db3w7sOfdVl8R2Yq
Full email verification for rcpsvt.org

Run SMTP check, SPF/DKIM/DMARC and catch-all detection.

SPF / DKIM / DMARC Get 1,000 Free Credits