epa.gov

Valid Email Server
Domain Lookup › epa.gov

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
epa.gov
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-21 01:28:38 UTC · ↺ Refresh

MX Hostnames

  • usepa.mail.protection.outlook.com

MX Priorities

  • usepa.mail.protection.outlook.com: 0

A / AAAA Records

  • 134.67.21.34 ↩ pubweb.epa.gov
  • 2620:117:506f:15::f022 (no PTR)

Mail Server IPs

  • 52.101.8.52 ↩ mail-ds0pr09cu00104.inbound.protection.outlook.com
  • 52.101.9.19 ↩ mail-blapr09cu00103.inbound.protection.outlook.com
  • 52.101.11.12 ↩ mail-sa9pr09cu00104.inbound.protection.outlook.com
  • 52.101.8.50 ↩ mail-dm6pr09cu00202.inbound.protection.outlook.com
  • 2a01:111:f403:f90e::1 ↩ mail-sa9pr09cu00101.inbound.protection.outlook.com
  • 2a01:111:f403:f904::1 ↩ mail-ds0pr09cu00101.inbound.protection.outlook.com
  • 2a01:111:f403:f900::1 ↩ mail-blapr09cu00101.inbound.protection.outlook.com
  • 2a01:111:f403:f904:: ↩ mail-dm6pr09cu00200.inbound.protection.outlook.com

SOA Record

Raw SOA rtpgm.ddi.epa.gov dnsadmin.epa.gov 2021556347 10800 1080 2419200 900
Primary NS (mname)
rtpgm.ddi.epa.gov
Admin Email (rname)
dnsadmin@epa.gov
Serial
2021556347
Refresh
10800s
Retry
1080s
Expire
2419200s
Minimum TTL
900s

Nameservers (NS)

nccns2.epa.gov
dcns2.epa.gov
nccns1.epa.gov
dcns1.epa.gov

SPF Record

✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com include:%{i}._ip.%{h}._ehlo.%{d}._spf.valigov.email ip4:134.67.100.0/24 ip4:161.80.70.0/24 ip4:134.67.208.0/24 ip4:32.65.72.32/26 include:gseg.att.com ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected],mailto:[email protected],mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected],mailto:[email protected]; fo=1
✓ Reject — strongest protection
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected],mailto:[email protected],mailto:[email protected]

DKIM Selectors

✓ 6 found
selector1._domainkey
selector2._domainkey
default._domainkey
k1._domainkey
s1._domainkey
s2._domainkey
✓ DKIM properly configured for selector: selector1

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

All TXT Records

8 records
  • SPFv=spf1 include:spf.protection.outlook.com include:%{i}._ip.%{h}._ehlo.%{d}._spf.valigov.email ip4:134.67.100.0/24 ip4:161.80.70.0/24 ip4:134.67.208.0/24 ip4:32.65.72.32/26 include:gseg.att.com ~all
  • adobe-sign-verification=24513cfcab0903ecf5de3fd467be1d7412df57793960e76577f9b27be8efc9ba
  • MS=ms7622314
  • google-site-verification=fUmsNQhzYYZmxo4WqfmBkmwUMlk1H9ns-cGuXfwx9IM
  • mongodb-site-verification=BlMuSDOkvL0UWUVteO3W2lcTbjGdtzq7
  • {adobe-idp-site-verification=6c7001ef-8126-4fbc-8ecb-8fae83ee039b}
  • adobe-idp-site-verification=6c7001ef-8126-4fbc-8fae83ee039b
  • iContact1869815
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