DNS Report: h3c.com

Generated: 2026-08-12T01:16:19-05:00

68/100

Diagnostics

StatusCheckPointsDetails
OKIPv4 (A)30/303 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 records20/202 MX record(s).
OKSPF25/25SPF policy published.
ERRORDMARC0/25DMARC policy not found.
ERRORDKIM0/20No tested DKIM selector responded.
ERRORMTA-STS0/5Mail transport policy.
ERRORTLS-RPT0/5TLS reporting policy.
OKValid TLS certificate55/55124 day(s) remaining.
OKCertificate lifetime10/10Full points require at least 30 days remaining.
WARNINGHTTP security headers4/351 of 9 evaluated headers detected.
ERRORPTR reverse DNS0/30PTR not detected.
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
101.33.51.117
60.191.123.44
1.181.141.12
AAAA
CNAME
MX
20 mail1.h3c.com.
10 mail0.h3c.com.
TXT
"v=spf1 ip4:60.191.123.56 ip4:60.191.123.50 ip4:221.12.31.13 ip4:221.12.31.56 ip4:122.225.128.134 ip4:122.225.128.140 include:spf.protection.outlook.com -all"
NS
dns6.h3c.com.
dns5.h3c.com.
dns3.h3c.com.
SOA
dns5.h3c.com. root.dns5.h3c.com. 2026081101 3600 1800 604800 300
CAA
DS
DNSKEY
RRSIG
NSEC
NSEC3
SRV
NAPTR
TLSA
SSHFP