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Gridlode
Rank #1,105Updated November 10, 2026

unl.edu

University of Nebraska–Lincoln

The site runs on Drupal, Varnish, cdnjs and 3 other technologies. Its email security grade is B. Its SSL certificate is issued by Internet2 and is valid for 148 more days.

Domain age
—
Technologies
6
Email security
B
SSL days left
148

DNS records

TypeValueTTL
A129.93.168.40300
A129.93.168.41300
A129.93.168.43300
A129.93.168.42300
MXmxa-00246402.gslb.pphosted.com 10300
MXmxb-00246402.gslb.pphosted.com 10300
MXmx0a-00246402.pphosted.com 20300
MXmx0b-00246402.pphosted.com 20300
NSns-110.awsdns-13.com300
NSns-1531.awsdns-63.org300
NSns-1812.awsdns-34.co.uk300
NSns-724.awsdns-26.net300
CAAiodef 0 mailto:[email protected]3600
CAAissue 0 amazon.com3600
CAAissue 0 digicert.com3600
CAAissue 0 emsign.com3600
CAAissue 0 letsencrypt.org3600
CAAissue 0 pki.goog3600
CAAissue 0 sectigo.com3600
CAAissue 0 ssl.com3600
CAAissuewild 0 amazon.com3600
CAAissuewild 0 emsign.com3600
CAAissuewild 0 sectigo.com3600
CAAissuewild 0 ssl.com3600
TXT43A00AE84C0EA964B315DFFBECC8D26E3600
TXTDynatrace-site-verification=e5bcc694-cf1e-4c7a-8783-1c2ffaa4cfbf__v6j3bae1ad59ef3fc3pu05fa7n3600
TXTMS=ms124644723600
TXTMS=ms612431233600
TXTPnK5haOQj/A/5RTOlbfOVphM7WWSaXu3cr2+D8C28Vo=3600
TXTZOOM_verify_CTC0oZ0bTCiDnu6vpTvEyA3600
TXT_globalsign-domain-verification=LBGN_PGPzs-K_ugvlmQc5pBRof3QCVximyhc9hNKsU3600
TXTadobe-idp-site-verification=d557a4d1-1f2d-407e-85f0-eedbbe5dd6623600
TXTairtable-verification=ae79136089181a5402a7952973228f893600
TXTapple-domain-verification=TzFPo0RgKGfmtbig3600
TXTatlassian-domain-verification=F7sE6lILWyEFMLayqtLtYEMS8X8zMxMVvkDA18IeJb9YFf7OJRs4EEkTQWNBb+3U3600
TXTbox-domain-verification=0b36362ce455b2f6194034a2e304b887d9da3b491bc376559fa561d6bb59a3963600

Technology stack

Cache
Varnish
CDN
cdnjs
CMS
Drupal
JavaScript library
jQuery
Programming language
PHP
Tag manager
Google Tag Manager

Analytics and advertising IDs

google_tag_manager:GTM-WKHNC39

SSL certificate

ValidValid
IssuerUS, InCommon Intermediate CA - DVG2C, Internet2
ExpiresApril 7, 2027
Days remaining148
ProtocolTLSv1.2
Namesunl.edu, wsecdc2.unl.edu, ldap.unl.edu, wsecdc.unl.edu, eastdc2.unl.edu, unldc50.unl.edu, ldap.gslb.unl.edu, unldc51.unl.edu, wsecdc3.unl.edu, eastdc.unl.edu

Email security

BScore 85/100 across SPF, DMARC, DKIM, MTA-STS and BIMI.
  • warnSPF uses 9 of the 10 allowed DNS lookups. Adding another service may break it.
  • 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].
  • goodDKIM keys found (selector: selector1, k1, k2).
  • good4 MX record(s) found. Mail is handled by Proofpoint.

Homepage metadata

TitleUniversity of Nebraska–Lincoln
Languageen
Canonicalhttps://www.unl.edu/
IndexableYes
Word count875

About unl.edu

What technology does unl.edu use?

We detected 6 technologies on unl.edu, including Varnish, cdnjs, Drupal, jQuery, PHP, Google Tag Manager.

Does unl.edu protect its email with SPF and DMARC?

unl.edu scores 85/100 (grade B) for email security. SPF uses 9 of the 10 allowed DNS lookups. Adding another service may break it. No MTA-STS: mail sent to you can be downgraded to an unencrypted connection.

What are the name servers of unl.edu?

unl.edu uses ns-110.awsdns-13.com, ns-1531.awsdns-63.org, ns-1812.awsdns-34.co.uk, ns-724.awsdns-26.net.