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Gridlode
Rank #1,955Updated November 10, 2026

delta.com

delta.com is registered with Corsearch Domains LLC since November 23, 1993 (33.0 years). The registration expires on November 22, 2027. The site runs on Akamai, Amazon S3, Akamai mPulse and 4 other technologies. Its email security grade is B.

Domain age
33.0 yrs
Technologies
7
Email security
B
SSL days left
—

Registration

RegistrarCorsearch Domains LLC
IANA ID642
RegisteredNovember 23, 1993
ExpiresNovember 22, 2027
UpdatedOctober 21, 2026
Statusclient delete prohibited, client transfer prohibited, client update prohibited, server delete prohibited, server transfer prohibited, server update prohibited
Name serversedns2.ultradns.biz, edns2.ultradns.com, edns2.ultradns.net, edns2.ultradns.org, ns93.ultradns2.com, ns93.ultradns2.org
DNSSECNot signed

DNS records

TypeValueTTL
A204.74.99.103300
MXmxa-0019ba01.gslb.pphosted.com 103600
MXmxb-0019ba01.gslb.pphosted.com 103600
NSns93.ultradns2.com3600
NSns93.ultradns2.org3600
NSedns2.ultradns.biz3600
NSedns2.ultradns.com3600
NSedns2.ultradns.net3600
NSedns2.ultradns.org3600
TXT00DWC00000BORwx=1TBWC0000000YBN3600
TXT9vxbv7p6ng2y55y8spdz6l1dqxlvtxz63600
TXT_h8suvro1bngb3k4nx6obcfdueynzx0e3600
TXT_wktyarndrb54hudt666ftkko15jqoav3600
TXTg7gm53k9cx48rv3b2nrnkmlspg641msg3600
TXTjlznqvjh0l0nshjc28ttmvw2by4gb5gn3600
TXTjn5pl9m5pgpzv2fp2tprzqw5852kr5hh3600
TXTksc7tpn17jgsp103vnsy0qt8lfks1xg73600
TXTltvy0zg6ch7fzll2r4389n2wks2vlsvg3600
TXTp5z1tc2dsjb4dnlhks4bjgq4bsf6r16r3600
TXTzyw7nqf8bm1bj3p6qfv16wlvyv3zgk0r3600
TXTasv=483e2c98b2430cf3ae2a3dad8453598e3600

Technology stack

Email security

BScore 85/100 across SPF, DMARC, DKIM, MTA-STS and BIMI.
  • warnNo MTA-STS: mail sent to you can be downgraded to an unencrypted connection.
  • warnNo TLS-RPT record, so you won't hear about failed encrypted deliveries.
  • warnNo BIMI record (optional: shows your logo next to your emails in supporting inboxes).
  • goodSPF record found.
  • goodSPF ends with -all: servers you have not listed are rejected (hard fail).
  • goodDMARC policy is reject: mail that fails authentication is blocked.
  • goodDMARC aggregate reports are sent to mailto:[email protected], mailto:[email protected].
  • goodDKIM keys found (selector: selector1, k1, s1, s2).
  • good2 MX record(s) found. Mail is handled by Proofpoint.

About delta.com

Who is the registrar of delta.com?

delta.com is registered with Corsearch Domains LLC (IANA ID 642).

When does delta.com expire?

The current registration of delta.com expires on November 22, 2027. It was first registered on November 23, 1993.

What technology does delta.com use?

We detected 7 technologies on delta.com, including Akamai, Amazon S3, Akamai mPulse, Akamai Bot Manager, HSTS, Adobe Experience Platform Tags.

Does delta.com protect its email with SPF and DMARC?

delta.com scores 85/100 (grade B) for email security. No MTA-STS: mail sent to you can be downgraded to an unencrypted connection. No TLS-RPT record, so you won't hear about failed encrypted deliveries.

What are the name servers of delta.com?

delta.com uses ns93.ultradns2.com, ns93.ultradns2.org, edns2.ultradns.biz, edns2.ultradns.com, edns2.ultradns.net, edns2.ultradns.org.