mayo.edu

Valid Email Server
Domain Lookup › mayo.edu

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
mayo.edu
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-18 02:18:04 UTC · ↺ Refresh

MX Hostnames

  • mail2.mayo.edu
  • mail6.mayo.edu
  • mail4.mayo.edu
  • mail9.mayo.edu
  • mail8.mayo.edu
  • mail3.mayo.edu
  • mail7.mayo.edu
  • mail5.mayo.edu

MX Priorities

  • mail2.mayo.edu: 20
  • mail3.mayo.edu: 20
  • mail4.mayo.edu: 20
  • mail5.mayo.edu: 20
  • mail9.mayo.edu: 40
  • mail8.mayo.edu: 20
  • mail7.mayo.edu: 20
  • mail6.mayo.edu: 20

A / AAAA Records

  • 129.176.1.88 ↩ uc4-test.edlink.mayo.edu

Mail Server IPs

  • 129.176.112.102 ↩ mail2.mayo.edu
  • 129.176.113.113 ↩ mail3.mayo.edu
  • 129.176.114.104 ↩ mail4.mayo.edu
  • 129.176.115.5 ↩ mail5.mayo.edu
  • 129.176.114.197 ↩ mail9.mayo.edu

SOA Record

Raw SOA dns1.mayo.edu noc.mayo.edu 9318 10800 3600 2592000 900
Primary NS (mname)
dns1.mayo.edu
Admin Email (rname)
noc@mayo.edu
Serial
9318
Refresh
10800s
Retry
3600s
Expire
2592000s
Minimum TTL
900s

Nameservers (NS)

a1-70.akam.net
a13-66.akam.net
a3-66.akam.net
a10-66.akam.net
dns2.mayo.edu
dns1.mayo.edu
a18-66.akam.net
a14-64.akam.net

SPF Record

✓ Strict (-all)
v=spf1 mx include:_spf.mayo.edu include:_spf_sf_lms.mayo.edu include:_spf_msgfe_mcmo.mayo.edu include:_spf_sf_lms_dc4.mayo.edu -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✓ Reject
v=DMARC1; p=reject; sp=reject; pct=100; rf=afrf; ri=86400; fo=1; aspf=s; adkim=s; ruf=mailto:[email protected]; rua=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Strict · DKIM alignment: Strict
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject

DKIM Selectors

✗ None detected

No DKIM records found for common selectors — your provider may use a custom selector name.

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

All TXT Records

33 records
  • apple-domain-verification=tB6bZOjVnxrGsvNAUCrbvu8w13vf8gisqEuRLcHvBHY
  • webexdomainverification.4C675B8ACF31B136E053AB06FC0A3F65=9ecac964-5b6c-4400-9b6f-257f52f22845
  • google-site-verification=Z69yPWJq4hhx0snUrXd4Vx6UfzNYL7nPsBXAnmhBZeQ
  • mongodb-site-verification=JSoyi3kpvotIkRpHC3Eo1BdbleqBMkoZ
  • clickup-verification=f/hOvuVPnq55MJcDlsgyKnrsfkbPFWhAYthKjDpSSpU="
  • facebook-domain-verification=a130yhg534txrzgca135ruqp10lzxb
  • google-site-verification=YSC2t2Lb3qKAUeXMILICpESh3VDYOW4LL9dkEq0JYX4
  • google-site-verification=KjJvI5_SbPfwRcL385kzornI_4PTVnwsOyV85kyrSWE
  • google-site-verification=ASB9s2urVgNbATTURtg4xPD3hadpijjRERuZ2UuQb74
  • adobe-idp-site-verification=1a1d294e03dc1f18f089fdab21096893adea673f8881987239a14971cf7c89b5
  • google-site-verification=SpnGUxUsOo4HMJfzo6JnWBh-FRvKgmULlghqq1hoPEQ
  • google-site-verification=iX2UMwVMr52MWt-vkNO2rDXe11eYb3bRHmbt3ohIvto
  • ncy863bz54x4hbfx0kxpzms73067ls2p
  • webexdomainverification.=4386341e-4098-4aa7-8485-86546c1f3a24
  • openai-domain-verification=dv-i7ZaLCeK2qrclGOze4M2PiHQ
  • smartsheet-site-validation=KJkBWGA9r3NCAZ7EpPrJmyICOCXTUinO
  • neat-pulse-domain-verification-7X1p1Rv=ee076bee-957c-4239-95d6-43aa3a297b08
  • facebook-domain-verification=d7it05etkce11qsdsdhkpo5597zimn
  • google-site-verification=YwCIRPmhdUCmizlx5MzOfLRXAOoCtviYagwGIidTzVw
  • miro-verification=c81b2b4f7e056deac221edd1a0421224c3b3ba73
  • atlassian-domain-verification=T9ZRvf1pkRnBgild0TG3diy84RfYObI0l9PqdfU20XCUkhwbrARtKKko0/xSrZaO
  • google-site-verification=kqbyVf1ni1Yu1mXkJHma_q6gfisBUEUDx0vZIeaFBuU
  • docker-verification=dd5c1bdd-e5ff-496b-9d58-7eb86aa512da
  • SPFv=spf1 mx include:_spf.mayo.edu include:_spf_sf_lms.mayo.edu include:_spf_msgfe_mcmo.mayo.edu include:_spf_sf_lms_dc4.mayo.edu -all
  • google-site-verification=ls8oshAZuerjs2hd6mqV1jcZEa9SLfLFktnbWyeMqtI
  • airtable-verification=459857655e95cc2ee956f20303a55c81
  • fwhJ2Yilhr8oJN+TnFhPLKARgF3pd+RukYS5/VDQrfpBkGzaFqGx6iwvxkHVU918P12qy8ACL1H13994woZeqg==
  • onetrust-domain-verification=3c50588d574743f494105a5f1f7d202a
  • VerificationToken:ncy863bz54x4hbfx0kxpzms73067ls2p
  • onetrust-domain-verification=76ed506b42e14ba9b6b1c0459d2f58bf
  • jamf-site-verification=R0K83JJqj_bgnqVbpXLfAw
  • google-site-verification=MV6rLYiGAtUuMD-NVU6ovO-WZc2WxXv8uk6TC_d1bhE
  • anthropic-domain-verification-mredpm=fzmnmnMBZogf4f6FTlyqMr0g3
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