DNS records for usps.com

A records

[
  {
    "type": "A",
    "value": "56.0.134.100"
  }
]

MX records

[
  {
    "type": "MX",
    "exchange": "mxa-0038fd02.gslb.gpphosted.com",
    "priority": 10
  },
  {
    "type": "MX",
    "exchange": "mxb-0038fd02.gslb.gpphosted.com",
    "priority": 10
  }
]

NS records

[
  {
    "type": "NS",
    "value": "dns141.usps.com"
  },
  {
    "type": "NS",
    "value": "dns082.usps.com"
  }
]

TXT records

[
  {
    "type": "TXT",
    "entries": [
      "v=spf1 ip4:56.0.0.0/16 -all"
    ]
  },
  {
    "type": "TXT",
    "entries": [
      "xh9xzqypj83py3z3049hr39d5m75sffn"
    ]
  },
  {
    "type": "TXT",
    "entries": [
      "apple-domain-verification=1mTpTvcYUbpLD2DCGn6S7e8E7GNEuCbLmsnOVoINlXk"
    ]
  },
  {
    "type": "TXT",
    "entries": [
      "google-site-verification=g8v2m4CGzjzeR7BlXEWdkPw_Vee3KLd5Msu1oxq9X4Y"
    ]
  },
  {
    "type": "TXT",
    "entries": [
      "wbbcfpqr2lfkgls6hh8gtxrn3y16p7yx"
    ]
  },
  {
    "type": "TXT",
    "entries": [
      "MS=ms75843013"
    ]
  },
  {
    "type": "TXT",
    "entries": [
      "t5cmxmtc9bsyn3lnh9cp61w7zl6p9dmh"
    ]
  },
  {
    "type": "TXT",
    "entries": [
      "m8gzt1kxn0b8hm22m2154p7dgkwrqllc"
    ]
  },
  {
    "type": "TXT",
    "entries": [
      "5gnbvs23tq9vmq20zmtgsydzs39qpksb"
    ]
  },
  {
    "type": "TXT",
    "entries": [
      "U0S4P86940"
    ]
  },
  {
    "type": "TXT",
    "entries": [
      "MS=891EBC03C14DB5081F9801A66F922A606978EBD3"
    ]
  }
]

SOA records

[
  {
    "type": "SOA",
    "nsname": "dns141.usps.com",
    "hostmaster": "domainadmin.imail.usps.gov",
    "serial": 711473893,
    "refresh": 3600,
    "retry": 1800,
    "expire": 1209600,
    "minttl": 1800
  }
]

What does this mean?

These records are pulled live from authoritative DNS at request time and re-validated daily. Use them to debug routing, deliverability, and TLS issues for usps.com.

Related tools: DNS Lookup · SPF Checker · DMARC Lookup