cicd99.edu

Valid Email Server

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
cicd99.edu
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-04-03 19:22:58 UTC · ↺ Refresh

MX Hostnames

  • ALT1.ASPMX.L.GOOGLE.COM
  • ALT3.ASPMX.L.GOOGLE.COM
  • ASPMX.L.GOOGLE.COM
  • ALT2.ASPMX.L.GOOGLE.COM
  • ALT4.ASPMX.L.GOOGLE.COM

MX Priorities

  • alt1.aspmx.l.google.com: 5
  • aspmx.l.google.com: 1
  • alt2.aspmx.l.google.com: 5
  • alt4.aspmx.l.google.com: 10
  • alt3.aspmx.l.google.com: 10

A / AAAA Records

  • 18.233.124.95
  • 54.221.139.169

Mail Server IPs

  • 108.177.123.26 ↩ lcscld-in-f26.1e100.net
  • 2800:3f0:4003:c0f::1b (no PTR)
  • 172.253.122.27 ↩ bh-in-f27.1e100.net
  • 2607:f8b0:4004:c19::1a ↩ bk-in-f26.1e100.net
  • 172.253.116.27 ↩ dj-in-f27.1e100.net
  • 2a00:1450:400b:c02::1a ↩ dj-in-f26.1e100.net
  • 173.194.76.27 ↩ ws-in-f27.1e100.net
  • 2a00:1450:400c:c00::1a ↩ ws-in-x1a.1e100.net
  • 192.178.223.27 ↩ yulhrs-in-f27.1e100.net
  • 2a00:1450:4009:c0f::1a ↩ yulhrs-in-f26.1e100.net

SOA Record

Raw SOA ns1.illinois.net doit.icn.msa1hostmaster.illinois.gov 2025121600 10800 3600 604800 600
Primary NS (mname)
ns1.illinois.net
Admin Email (rname)
doit@icn.msa1hostmaster.illinois.gov
Serial
2025121600
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
600s

Nameservers (NS)

ns2.illinois.net
ns1.illinois.net

SPF Record

✓ Soft Fail (~all)
v=spf1 ip4:50.235.140.202 ip4:207.63.104.100 ip4:70.36.20.116 ip4:67.23.62.36 ip4:67.23.61.36 ip4:208.64.181.100 ip4:205.237.106.3 include:spf.protection.outlook.com include:_spf.google.com include:swiftreach.com ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine; pct=5; rua=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
⚠ Policy applies to 5% of failing messages only

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

6 records
  • SPFv=spf1 ip4:50.235.140.202 ip4:207.63.104.100 ip4:70.36.20.116 ip4:67.23.62.36 ip4:67.23.61.36 ip4:208.64.181.100 ip4:205.237.106.3 include:spf.protection.outlook.com include:_spf.google.com include:swiftreach.com ~all
  • google-site-verification=ee9koCqPFgaCeHckunlq7hrxLEuUCQ45BU3QvCUeA6g
  • cisco-ci-domain-verification=5c72f51e62699de1c4a84fbf04758b39c441eb98ed6b5abdc81b23fe5eebba5e
  • duo_sso_verification=r0HixO46mGBMe5TLyN33JcAtSI8AyevLGfdltYWNdHb0sPHoG7rBGaZth2FzMxFV
  • apple-domain-verification=TpJo9kffkrN9yeR5
  • sophos-domain-verification=6413424449c20e2961172c88e1450a9ec4846d172a02c452d2337378706ae935
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