Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
isi.edu
Yes
✓ Yes
Proofpoint
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-18 05:57:23 UTC · ↺ Refresh
MX Hostnames
- mxa-006c3502.gslb.gpphosted.com
- mxb-006c3502.gslb.gpphosted.com
MX Priorities
- mxa-006c3502.gslb.gpphosted.com: 10
- mxb-006c3502.gslb.gpphosted.com: 10
A / AAAA Records
- 141.193.213.20 (no PTR)
- 141.193.213.21 (no PTR)
Mail Server IPs
- 67.231.147.152 ↩ mx0e-006c3502.gpphosted.com
- 67.231.155.152 ↩ mx0f-006c3502.gpphosted.com
SOA Record
Raw SOA
mdrinfoblox-gm01.ads.isi.edu hostmaster.dev.null 2022782080 14400 1440 2419200 60
Primary NS (mname)
mdrinfoblox-gm01.ads.isi.edu
Admin Email (rname)
hostmaster@dev.null
Serial
2022782080
Refresh
14400s
Retry
1440s
Expire
2419200s
Minimum TTL
60s
Nameservers (NS)
ns2.isi.edu
ns3.isi.edu
ns4.isi.edu
SPF Record
✓ Soft Fail (~all)
v=spf1 a mx a:ant.isi.edu a:hmail.jitbit.com a:hmail2.jitbit.com ip4:209.85.128.0/17 ip4:128.9.43.10 ip4:128.9.43.11 ip4:128.9.43.20 ip4:128.9.16.21 ip6:2603:10b6:a03:32a::11/32 ip6:2a01:111:f400:7e8c:0:0:0:206/32 ip4:128.9.48.0/20 ip4:67.231.155.152 ip4:67.231.147.152 ip4:205.220.168.151 ip4:205.220.180.151 ip4:128.9.28.9 ip4:128.9.37.21 ip4:128.9.37.125 ip4:128.9.37.30 ip4:128.9.37.100 ip6:2001:1878:401::8009:1c09 include:spf.protection.outlook.com include:_spf.google.com ~all
📊 DNS lookups: 7/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; sp=none; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
DKIM Selectors
✓ 4 found
google._domainkey
selector1._domainkey
selector2._domainkey
s1._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
8 records- OSSRH-90447
- _3ji0kq2cjlddas4tqi3mbon3xjhhxps
- apple-domain-verification=5FZgJkmHEGYFXkSg
- docusign=55f9b41e-27b7-49e4-af9e-c11b83854c61
- tgHn89inYU4zTEMfv0T+jS8XykcPIsqF6+lvfjStaf639eXGhSSOSdNlSW/qss6Up3dPCv+X6+8gZOLm9R+gMA==
- infoblox-domain-mastery=9c12fcf7c63542b120c0636e2605be7f76b23c4fb8309890834521da0076d73468
- atlassian-domain-verification=aNYeVhAS9Ogdeh/aU4x04/fQ9ElE8q0NlhcTa2xB/Ze61135GWqDo3dMMRw/SWmM
- SPFv=spf1 a mx a:ant.isi.edu a:hmail.jitbit.com a:hmail2.jitbit.com ip4:209.85.128.0/17 ip4:128.9.43.10 ip4:128.9.43.11 ip4:128.9.43.20 ip4:128.9.16.21 ip6:2603:10b6:a03:32a::11/32 ip6:2a01:111:f400:7e8c:0:0:0:206/32 ip4:128.9.48.0/20 ip4:67.231.155.152 ip4:67.231.147.152 ip4:205.220.168.151 ip4:205.220.180.151 ip4:128.9.28.9 ip4:128.9.37.21 ip4:128.9.37.125 ip4:128.9.37.30 ip4:128.9.37.100 ip6:2001:1878:401::8009:1c09 include:spf.protection.outlook.com include:_spf.google.com ~all
Full email verification for isi.edu
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