Website

Answer
200 OKin 468 ms
Title
Delta College | University Center, Michigan
Server
director
Protocols
HTTP/2
Certificate
DigiCert Inc (DigiCert Global G2 TLS RSA SHA256 2020 CA1) for *.delta.edu and delta.edu, valid until
www
Answers itself (200 OK)

DNS records

delta.edu

A
TTL 1 min
MX
TTL 5 min
NS
TTL 1 day
TXT
TTL 2 min
SOA
TTL 30 min
CAA
None: any certificate authority may issue for this name

www.delta.edu

CNAME
TTL 1 min
A
TTL 1 min

_dmarc.delta.edu

TXT
TTL 1 hour

As pola.ns.cloudflare.com answers them

Reputation

Domain blocklists

  • Spamhaus DBL Not listed
  • SURBL Not listed
  • URIBL Not listed

Rankings

180,333 Tranco rank down from 153,481 on 2026-09-21
5.70Open PageRank, out of 10
273,643Open PageRank position
305Referring domains

From Tranco and Open PageRank

WHOIS

This Registry database contains ONLY .EDU domains.
The data in the EDUCAUSE Whois database is provided
by EDUCAUSE for information purposes in order to
assist in the process of obtaining information about
or related to .edu domain registration records.

The EDUCAUSE Whois database is authoritative for the
.EDU domain.

A Web interface for the .EDU EDUCAUSE Whois Server is
available at: http://whois.educause.edu

By submitting a Whois query, you agree that this information
will not be used to allow, enable, or otherwise support
the transmission of unsolicited commercial advertising or
solicitations via e-mail.  The use of electronic processes to
harvest information from this server is generally prohibited
except as reasonably necessary to register or modify .edu
domain names.

-------------------------------------------------------------

Domain Name: DELTA.EDU

Registrant:
	Delta College
	1961 Delta Road
	University Center, MI 48710
	USA

Administrative Contact:
	Susan Nowicki
	Delta College
	1961 Delta Road
	University Center, MI 48710
	USA
	+1.9896869230
	[email protected]

Technical Contact:
	Network Email
	Delta College
	1961 Delta Road
	University Center, MI 48710
	USA
	+1.9896869575
	[email protected]

Name Servers:
	JERRY.NS.CLOUDFLARE.COM
	POLA.NS.CLOUDFLARE.COM

Domain record activated:    22-Sep-1992
Domain record last updated: 02-Sep-2026
Domain expires:             31-Jul-2027

DNSSEC

delta.edu is not signed.

. Verified

  • Found 3 DNSKEY records for .
  • DS=20326/SHA-256 verifies DNSKEY=20326/SEP
  • DS=38696/SHA-256 verifies DNSKEY=38696/SEP
  • Found 1 RRSIGs over DNSKEY RRset
  • RRSIG=38696 and DNSKEY=38696/SEP verifies the DNSKEY RRset

edu Verified

  • Found 1 DS records for edu in the . zone
  • DS=35663/SHA-256 has algorithm ECDSAP256SHA256
  • Found 1 RRSIGs over DS RRset
  • RRSIG=8763 and DNSKEY=8763 verifies the DS RRset
  • Found 2 DNSKEY records for edu
  • DS=35663/SHA-256 verifies DNSKEY=35663/SEP
  • Found 1 RRSIGs over DNSKEY RRset
  • RRSIG=35663 and DNSKEY=35663/SEP verifies the DNSKEY RRset

delta.edu Not signed

  • No DS records found for delta.edu in the edu zone