DNS Report: cityoflondon.gov.uk

Generated: 2026-08-10T07:38:58-05:00

86/100

Diagnostics

StatusCheckPointsDetails
OKIPv4 (A)30/302 IPv4 address(es) detected.
OKIPv6 (AAAA)10/102 IPv6 address(es) detected.
OKName server redundancy20/202 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.
OKMTA-STS5/5Mail transport policy.
OKTLS-RPT5/5TLS reporting policy.
OKValid TLS certificate55/5566 day(s) remaining.
OKCertificate lifetime10/10Full points require at least 30 days remaining.
WARNINGHTTP security headers12/353 of 9 evaluated headers detected.
ERRORPTR reverse DNS0/30PTR not detected.
OKIPv4 diversity35/35Two or more IPv4 addresses receive full points.
OKIPv6 connectivity35/35AAAA 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
172.66.155.113
104.20.19.80
AAAA
2606:4700:10::ac42:9b71
2606:4700:10::6814:1350
CNAME
MX
1 cityoflondon-gov-uk.mail.protection.outlook.com.
TXT
"autodesk-domain-verification=0s101rPaUkywdeA8n6Le"
"spf.mailjet.com"
"msfpkey=5xpv02ptwdr8z7tfwom1cge3"
"Z6qxeDy0jOHWN2UQVDa4jnTnX9tNBG4nZ3TSEegiBUyI1p353x11ce/W4sgbxFySXXUlc2QmY8itoEXnTR0kKw=="
"MS=ms45080239"
"v=msv1t=0F2DCBB1-D8B0-4698-9721-6B2B48AA12AD"
"v=spf1 ip4:51.140.24.47/32 ip4:23.227.38.64/32 ip4:54.240.90.57/32 ip4:54.240.90.56 ip4:85.133.123.250 ip4:37.244.88.0/24 include:sp2.cityoflondon.gov.uk include:spf.protection.outlook.com include:mailcontrol.com include:servers.mcsv.net include:customers" ".clickdimensions.com  include:_spf.mlsend.com include:_spf.firmstep.com -all"
"apple-domain-verification=6yVsOOlQrk0DazlN"
"paloaltonetworks-site-verification=e88753d721e8c7dce313ccdd99c4dcb393712d7fd759b8c138d9114f76eb9be9"
NS
jake.ns.cloudflare.com.
treasure.ns.cloudflare.com.
SOA
jake.ns.cloudflare.com. dns.cloudflare.com. 2411838858 10000 2400 604800 1800
CAA
DS
DNSKEY
RRSIG
NSEC
NSEC3
SRV
NAPTR
TLSA
SSHFP