rpi.edu

Valid Email Server
Domain Lookup › rpi.edu

Domain Overview

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

Checked via [email protected] · 2026-03-27 21:51:52 UTC · ↺ Refresh

MX Hostnames

  • mail.rpi.edu

MX Priorities

  • mail.rpi.edu: 1

A / AAAA Records

  • 23.185.0.3 (no PTR)
  • 2620:12a:8001::3 (no PTR)
  • 2620:12a:8000::3 (no PTR)

Mail Server IPs

  • 128.113.0.6 ↩ mail.rpi.edu

SOA Record

Raw SOA dns2.rpi.edu hostmaster.rpi.edu 101996 86400 4380 604800 7200
Primary NS (mname)
dns2.rpi.edu
Admin Email (rname)
hostmaster@rpi.edu
Serial
101996
Refresh
86400s
Retry
4380s
Expire
604800s
Minimum TTL
7200s

Nameservers (NS)

dns3.rpi.edu
dns2.rpi.edu
dns11.rpi.edu

SPF Record

✓ Strict (-all)
v=spf1 ip4:128.113.1.200/29 ip4:128.113.1.208 ip4:128.113.26.109 -all
📊 DNS lookups: 0/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; pct=100; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

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

14 records
  • duo_sso_verification=Cf7JHuYRYAsrjTBcUzgB9EkngPpSc7kVivy8OQnlX4huv8IdeDQ6O4efo6B8vEiZ
  • adobe-idp-site-verification=aed76f36bfd7702df0cebf5a11851537e120e5a9ccb93b0587941275f248bcac
  • SPFv=spf1 ip4:128.113.1.200/29 ip4:128.113.1.208 ip4:128.113.26.109 -all
  • google-gws-recovery-domain-verification=57180753
  • smartsheet-site-validation=zVnG5_eYRtqMKCyoGPb7m2BsQhR9qHMs
  • google-site-verification=-F7MdHVAGhjx_VyONSJfPwSCxoac1YYKe4JHD55PGHQ
  • apple-domain-verification=Ief7NnC1RdkuXdLy
  • abuseipdb-verification=fsZcG391
  • DKIMv=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDiQDOpEjcaKLrR1/ppMLxbvkuWcZGnghzy81W02qAfvkcznzal6J1Kcjax32XEvC9T5xerWBlXdJsBBkJJN9H+/KwBksrfFLr5xhIk50zrB3NxM9vkw1bHE15I37HymjiPtGf+mjXx0/t3/Fd5EFQrGQBwdlA22vMPJ9kXhww+7QIDAQAB
  • MS=ms47037963
  • openai-domain-verification=dv-B3JOUs2DCTFCLMTKbnLTYsuV
  • @ MS=ms38237274 3600
  • fortinet-fortiphish-site-verification=h5FeGJVJzFNLUJEL8LyseQ
  • UOv6dt1K0vs/pKfTPio7rnOfZJFDki1mvy8KKtX1p1TILTWtPsV1iT0ly3WckGC46onnD/BMWt5p9sgHwAWPlQ==
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