Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
wiu.edu
Yes
✓ Yes
Google
No
Yes
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-30 01:43:20 UTC · ↺ Refresh
MX Hostnames
- alt2.aspmx.l.google.com
- alt1.aspmx.l.google.com
- aspmx.l.google.com
- alt3.aspmx.l.google.com
- alt4.aspmx.l.google.com
MX Priorities
- alt3.aspmx.l.google.com: 10
- alt1.aspmx.l.google.com: 5
- alt4.aspmx.l.google.com: 10
- aspmx.l.google.com: 1
- alt2.aspmx.l.google.com: 5
A / AAAA Records
- 143.43.221.129
Mail Server IPs
- 192.178.223.27 ↩ yulhrs-in-f27.1e100.net
- 2a00:1450:4009:c0f::1a ↩ yulhrs-in-f26.1e100.net
- 108.177.123.26 ↩ lcscld-in-f26.1e100.net
- 2800:3f0:4003:c0f::1b (no PTR)
- 173.194.76.27 ↩ ws-in-f27.1e100.net
- 2a00:1450:400c:c00::1a ↩ ws-in-x1a.1e100.net
- 142.251.179.27 ↩ pd-in-f27.1e100.net
- 2607:f8b0:4004:c08::1a ↩ bi-in-f26.1e100.net
- 172.253.116.27 ↩ dj-in-f27.1e100.net
- 2a00:1450:400b:c02::1a ↩ dj-in-f26.1e100.net
SOA Record
Raw SOA
dns1.wiu.edu hostmaster.wiu.edu 2026032701 7200 600 1209600 86400
Primary NS (mname)
dns1.wiu.edu
Admin Email (rname)
hostmaster@wiu.edu
Serial
2026032701
Refresh
7200s
Retry
600s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
dns1.wiu.edu
dns2.wiu.edu
SPF Record
✓ Strict (-all)
v=spf1 ip4:143.43.222.19 ip4:143.43.248.75 ip4:143.43.193.0/24 a:smtp.wiu.edu include:_spf.google.com include:_spf.regroupcloud.com include:a._spf.brightspace.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; pct=1; adkim=r; aspf=r
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
⚠ Policy applies to 1% of failing messages only
DKIM Selectors
✓ 3 found
google._domainkey
s1._domainkey
s2._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
10 records- google-site-verification=UFcPYakLAs7aKgaPnWWpr3SUCa-ITOiJIzLwYwPRyMI
- SPFv=spf1 ip4:143.43.222.19 ip4:143.43.248.75 ip4:143.43.193.0/24 a:smtp.wiu.edu include:_spf.google.com include:_spf.regroupcloud.com include:a._spf.brightspace.com -all
- google-site-verification=kpZRVPnWqVFFQaGen279PqVSs0HhrnfBU1XtcRdRH0Y
- adobe-idp-site-verification=548a845e14ad08c7e3331f41703ffe540495046109cdd64d38df4928ad6bef56
- google-site-verification=AM7fM9WbKdwak4V2ruNB9bWm4igwQNa_DAMVCwo8f54
- amazonses:MjgP2obiuY3eMiKpWGXFbrCqVm2tiSX+6je72iQFcb8=
- apple-domain-verification=sWhM5gPqjwsOeIIF
- google-site-verification=XenIIF1U9K4Okx--ivwsg85ygYj5XlxLixq9TxPtojs
- dell-technologies-domain-verification=wiu.edu_9684b69c-12a2-47f4-a135-39f9ff07fdcc_1734194615
- MS=ms95236060
Full email verification for wiu.edu
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