Domain Overview
DNS: ✓ 2d ago
Checker: ✓ 2d ago
perdue.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-05-19 02:11:31 UTC · ↺ Refresh
MX Hostnames
- us-smtp-inbound-2.mimecast.com
- us-smtp-inbound-1.mimecast.com
MX Priorities
- us-smtp-inbound-1.mimecast.com: 1
- us-smtp-inbound-2.mimecast.com: 5
A / AAAA Records
- 20.55.103.191 (no PTR)
Mail Server IPs
- 170.10.128.221 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.141 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.141 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.242 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.221 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.242 ↩ us-smtp-inbound-1.mimecast.com
SOA Record
Raw SOA
dns1.p01.nsone.net hostmaster.nsone.net 1643642094 43200 3600 2419200 3600
Primary NS (mname)
dns1.p01.nsone.net
Admin Email (rname)
hostmaster@nsone.net
Serial
1643642094
Refresh
43200s
Retry
3600s
Expire
2419200s
Minimum TTL
3600s
Nameservers (NS)
dns3.p01.nsone.net
dns4.p01.nsone.net
dns1.p01.nsone.net
dns2.p01.nsone.net
SPF Record
✓ Strict (-all)
v=spf1 ip4:54.240.43.16 ip4:38.135.98.52 include:_netblocks.mimecast.com include:aspmx.pardot.com include:_spf.salesforce.com include:spf.turbo-smtp.com include:_spf-dc4.sapsf.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
24 records- hpe-greenlake-domain-verification=466e756c7a31432d7365416d496f41776e496f415a4151775763537067475244
- cGVyZHVl
- successfactors-site-verification=ZDJlOTQ4YThjOGFiZDkyYzgwNmY0Y2EwMjgyOTE5OGU4MmE3MDAwMzNjZGM3NTQ3N2QyYWQxZTE0M2UzMjQ3NA==
- docusign=0ab54c48-893a-42b0-9c00-ab091abc87c9
- DMARCv=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
- MS=ms90342534
- rnrZPApiXjBbl8mlAj7slxgNz8Py9rmNPx6Gvyp3MDtbdM1FeHE5Hl18rx/NGlTo7NlO65Pm/Z6SSJCwZNklWw==" mimecast20161011._domainkey.perdue.com. IN TXT "v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDEMnaTiQyhiTqSQMiblEcqejWJ560Rjr6zJeM2ewIWP TGvzz+2kD2paAD1a+dWeKXzdummGh+XMjP1/uhQ7gvSgYi4ZFlwXg8Cw/t9Af+zsZ7URDRa05Mor++mBmkxH+FIVhS6HO9aPDoj5EN1X1KunSgGPwDNaYRYl/kL6qQt+QIDAQAB
- duo_sso_verification=NVyTOURSGCTxv4DkYwVMJy5CfHyuVB2Pi80uNW2t3GECpbP97vmvVppHHEdDSQY6
- flexera-domain-verification-glcdhxdagmpzdmvz
- SFMC-DQeP1pEVr_IeYYS1m1t-LGrWGtXX1yO1iQt6f0o_
- nintex.5d03d493e93bcd0eb5803d3c
- nintex.60ad3f076505300068f75e3f
- paloaltonetworks-site-verification=856eb675e00a19bb9efb6b5ecc8210a9d831fa713464bf04d7af45bf01fdb292
- ZOOM_verify_VkH2uhYvCFSCYsklB48QNZ
- google-site-verification=GhTl0zw57msdynVgJaberxMdXFhwz2V5KJ8oyuqnuaw
- airbyte-domain-verification=53a37205-dbf9-41ed-ab95-b4f7d113bac1
- klaviyo-site-verification=TrEXWK
- flexera-domain-verification-nttpcednzzlsgraf
- atlassian-domain-verification=8vZl3CwXhIQKY6Xl92VC8JVgZPfvY5mpUXcVdCyKOE/Kw1169ln5flS4i/NhlKS/
- flexera-domain-verification-aluvvatbmbxcsgop
- 2gWBkiyTyDCbNa7Pk5NnWVQVcaq
- SPFv=spf1 ip4:54.240.43.16 ip4:38.135.98.52 include:_netblocks.mimecast.com include:aspmx.pardot.com include:_spf.salesforce.com include:spf.turbo-smtp.com include:_spf-dc4.sapsf.com -all
- smartsheet-site-validation=yynvRcunFlKThD6tJLD5GS5a8CAiY7SY
- citrix.mobile.ads.otp=ll8d5r7k8jumaqtskhn36
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