H3C
h3c.com
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h3c.com
3 IPv4 address(es) detected.
0 IPv6 address(es) detected.
3 NS record(s); 2 or more required.
Authoritative zone record.
Both DS and DNSKEY are required.
Certificate authority restriction.
Agreement between public resolvers.
2 MX record(s).
SPF policy published.
DMARC policy not found.
No tested DKIM selector responded.
Mail transport policy.
TLS reporting policy.
124 day(s) remaining.
Full points require at least 30 days remaining.
1 of 9 evaluated headers detected.
PTR not detected.
Two or more IPv4 addresses receive full points.
AAAA availability.
At least one address family must resolve.
HTTP/2 200
Final URL uses HTTPS.
101.33.51.117 60.191.123.44 1.181.141.12
Not configured
Not configured
20 mail1.h3c.com. 10 mail0.h3c.com.
"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"
dns6.h3c.com. dns5.h3c.com. dns3.h3c.com.
dns5.h3c.com. root.dns5.h3c.com. 2026081101 3600 1800 604800 300
Not configured
Not configured
Not configured
Not configured
Not configured
Not configured
Not configured
Not configured
Not configured
Not configured
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
Not configured
Not configured
5 public resolvers queried.
8.8.8.81.1.1.19.9.9.9208.67.222.22294.140.14.14Port 25: Closed/unreachable - 188.5 ms - Port 465: Closed/unreachable - 4209.1 ms - Port 587: Closed/unreachable - 556.6 ms - 220 h3cspam02-ex.h3c.com ESMTP Softmail New MTA Wed, 12 Aug 2026 14:16:16 +0800 (+08)