DNS Report: dur.ac.uk

Generated: 2026-08-09T04:44:31-05:00

81/100

Diagnostics

StatusCheckPointsDetails
OKIPv4 (A)30/302 IPv4 address(es) detected.
ERRORIPv6 (AAAA)0/100 IPv6 address(es) detected.
OKName server redundancy20/203 NS record(s); 2 or more required.
OKSOA record10/10Authoritative zone record.
ERRORDNSSEC chain0/15Both DS and DNSKEY are required.
ERRORCAA policy0/5Certificate authority restriction.
OKDNS propagation10/10Agreement between public resolvers.
OKMX records20/201 MX record(s).
OKSPF25/25SPF policy published.
OKDMARC25/25DMARC policy published.
OKDKIM20/20A DKIM selector was verified.
ERRORMTA-STS0/5Mail transport policy.
ERRORTLS-RPT0/5TLS reporting policy.
OKValid TLS certificate55/55143 day(s) remaining.
OKCertificate lifetime10/10Full points require at least 30 days remaining.
WARNINGHTTP security headers8/352 of 9 evaluated headers detected.
OKPTR reverse DNS30/30PTR: a3ada305743a7cabe.awsglobalaccelerator.com
OKIPv4 diversity35/35Two or more IPv4 addresses receive full points.
ERRORIPv6 connectivity0/35AAAA availability.
OKDNS resolution40/40At least one address family must resolve.
OKHTTP response40/40HTTP/2 200
OKHTTPS final URL20/20Final URL uses HTTPS.

DNS Records

TipoValues
A
99.83.253.255
75.2.69.134
AAAA
CNAME
MX
10 dur-ac-uk.mail.protection.outlook.com.
TXT
"MS=628D40B0D94AC3371A7564231303173B0011E13A"
"MS=ms14704709"
"QuoVadis=f69adfac-bf7d-45b0-9a52-f6356c47b88d"
"v=spf1 include:spf.durham.ac.uk include:spf.protection.outlook.com include:amazonses.com include:customers.clickdimensions.com include:spf.topdesk.net include:mh.blackboard.com ip4:147.154.235.36 ~all"
"have-i-been-pwned-verification=dweb_3vse3owq8lx8nlag53ijwzuw"
"ZOOM_verify_P8ugvCVkQRCGlVj7kz7sLQ"
NS
infoblox1.dur.ac.uk.
ns1.ja.net.
infoblox2.dur.ac.uk.
SOA
infoblox2.dur.ac.uk. hostmaster.durham.ac.uk. 2017826268 10800 3600 2592000 600
CAA
DS
DNSKEY
RRSIG
NSEC
NSEC3
SRV
NAPTR
TLSA
SSHFP