nulc.ac.uk

.uk dns

First seen 2026-05-13 · Last seen 2026-05-14 · pending crawled 2026-05-19

GB · 13.40.232.177 · AS16509 Amazon.com, Inc.

Reputation 100/100

ssl error: [SSL: TLSV1_UNRECOGNIZED_NAME] tlsv1 unrecognized name (_ssl.c:1000)

DNS records live

NS

dns0.nulc.ac.uk
ns3.ja.net

MX

80 d246460.a.ess.uk.barracudanetworks.com
90 d246460.b.ess.uk.barracudanetworks.com

TXT

30E92A2E-E754-48CE-8DA3-69DA3A871DDC
QuoVadis=bbe8a4bb-eb5b-42a9-af35-d1fc4dcf3ea8

Verified for

Apple
Microsoft 365

Email authentication strong

SPF

v=spf1 include:spf.ess.uk.barracudanetworks.com a mx a:smtp2.nulc.ac.uk ip4:3.10.122.219 ip4:139.162.200.47 ip4:195.195.117.0/24 include:safescreening.co.uk -all

strict (-all)

DMARC

v=DMARC1; p=reject; fo=1; rua=mailto:Yk2fzPfpYCX@dmarc-rua.mailcheck.service.ncsc.gov.uk,mailto:rua+nulc.ac.uk@dmarc.barracudanetworks.com; ruf=mailto:dmarc.forensic@nulc.ac.uk,mailto:ruf+nulc.ac.uk@dmarc.barracudanetworks.com

policy: reject (enforced)

DKIM

dkim: v=DKIM1;k=rsa;h=sha256;p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAlOwCb6lGvSMq+ceq8WH/NLez3cHR670edZ+vKCtQd0yk0NUom6Kc65FlSmXvbtCB2zE5c+B…

selectors probed

Certificates

Loading certificate