herkimer.edu

Valid Email Server
Domain Lookup › herkimer.edu

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
herkimer.edu
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-19 23:41:45 UTC · ↺ Refresh

MX Hostnames

  • mx-02-us-east-2.prod.hydra.sophos.com
  • mx-01-us-east-2.prod.hydra.sophos.com

MX Priorities

  • mx-01-us-east-2.prod.hydra.sophos.com: 0
  • mx-02-us-east-2.prod.hydra.sophos.com: 5

A / AAAA Records

  • 192.124.249.170 ↩ cloudproxy10170.sucuri.net

Mail Server IPs

  • 3.135.48.136 ↩ ec2-3-135-48-136.us-east-2.compute.amazonaws.com
  • 18.189.107.171 ↩ ec2-18-189-107-171.us-east-2.compute.amazonaws.com
  • 18.218.105.173 ↩ ec2-18-218-105-173.us-east-2.compute.amazonaws.com

SOA Record

Raw SOA ns10.dnsmadeeasy.com dns.dnsmadeeasy.com 2009010302 43200 3600 1209600 180
Primary NS (mname)
ns10.dnsmadeeasy.com
Admin Email (rname)
dns@dnsmadeeasy.com
Serial
2009010302
Refresh
43200s
Retry
3600s
Expire
1209600s
Minimum TTL
180s

Nameservers (NS)

ns5.suny.edu
ns6.suny.edu
ns.suny.edu
ns3.suny.edu
ns4.suny.edu
ns2.suny.edu

SPF Record

✓ Strict (-all)
v=spf1 include:_spf.prod.hydra.sophos.com include:spf.protection.outlook.com include:cust-spf.cashnet.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)

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

8 records
  • sophos-domain-verification=e683757622bb213a82f206e58419b506e7daf2ac
  • sophos-domain-verification=c442aac1508786e2eb355339c85dc0011229301816ce97d5f042bf6f6f44fe03
  • adobe-idp-site-verification=772144f137d1d856766c5fdbac948cd18ead079725da0c8db309967cc93fcff3
  • SPFv=spf1 include:_spf.prod.hydra.sophos.com include:spf.protection.outlook.com include:cust-spf.cashnet.com -all
  • cisco-ci-domain-verification=2be405c07e2f115ca3363885c2aad164add781e4bc3a0f623e90a29c0d3112d0
  • pMWat8sAWUw+gHNBe0BEvSvwIhjiDNk2HGP9Wg7JXNqjQnHeTxcZjh9rF6htIF12M+C5J8+4h8ES+ID+ECCn3A==
  • MS=AD7A9EB51E27113BAF588970137056D0CD2CE3DD
  • google-site-verification=9NFccretA8SRtQR9Lwhm0ULz-ToylIdr4dWvBiUJSlI
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