DNS Report: sas.ac.uk

Generated: 2026-08-10T18:27:25-05:00

78/100

Diagnostics

StatusCheckPointsDetails
OKIPv4 (A)30/301 IPv4 address(es) detected.
ERRORIPv6 (AAAA)0/100 IPv6 address(es) detected.
OKName server redundancy20/204 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 certificate55/55212 day(s) remaining.
OKCertificate lifetime10/10Full points require at least 30 days remaining.
OKHTTP security headers35/359 of 9 evaluated headers detected.
OKPTR reverse DNS30/30PTR: uolrelay.uksouth.cloudapp.azure.com
WARNINGIPv4 diversity20/35Two or more IPv4 addresses receive full points.
ERRORIPv6 connectivity0/35AAAA availability.
OKDNS resolution40/40At least one address family must resolve.
ERRORHTTP response0/40HTTP/2 403
OKHTTPS final URL20/20Final URL uses HTTPS.

DNS Records

TipoValues
A
51.132.32.57
AAAA
CNAME
MX
0 sas-ac-uk.mail.protection.outlook.com.
TXT
"v=spf1 include:cmail1.com include:spf.protection.outlook.com include:servers.mcsv.net include:relay.mailchannels.net include:outboundmail.blackbaud.net" " ip4:128.86.135.128/28 ip4:51.145.46.136 ip4:51.140.54.90 ip4:128.86.135.101 ip4:51.145.108.228 ip4:51.141.33.87 ~all"
"google-site-verification=76FvBzV2RCiB1Ej96jRcwFrC7V4A34EL1jyiGsv3Ntw"
"smartsheet-site-validation=rciRBNFB0k5uo8pTxaNivOnGjY7sYiRF"
NS
dns-ns0.ucl.ac.uk.
ns0.ulcc.ac.uk.
ns1.ulcc.ac.uk.
dns-ns1.ucl.ac.uk.
SOA
ns0.ulcc.ac.uk. hostmaster.ulcc.ac.uk. 2026070300 28800 7200 604800 3600
CAA
DS
DNSKEY
RRSIG
NSEC
NSEC3
SRV
NAPTR
TLSA
SSHFP