Client Challenge
springer.de
Get a complete DNS, email, SSL, HTTP and network analysis in seconds.
springer.de
1 IPv4 address(es) detected.
0 IPv6 address(es) detected.
6 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 published.
No tested DKIM selector responded.
Mail transport policy.
TLS reporting policy.
43 day(s) remaining.
Full points require at least 30 days remaining.
4 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.
146.75.80.95
Not configured
Not configured
15 mxb-002c5801.gslb.pphosted.com. 15 mxa-002c5801.gslb.pphosted.com.
"v=spf1 ip4:195.128.10.18/32 ip4:195.128.10.15/32 ip4:66.159.232.113/32 ip4:66.159.234.15/32 include:_spf.google.com include:spf-002c5801.pphosted.com -all" "MS=ms18091881"
pdns4.ultradns.org. pdns1.ultradns.net. pdns2.ultradns.net. pdns6.ultradns.co.uk. pdns5.ultradns.info. pdns3.ultradns.org.
pdns1.ultradns.net. hostmaster.springer.com. 2020064916 7200 3600 604800 86400
Not configured
Not configured
Not configured
Not configured
Not configured
Not configured
Not configured
Not configured
Not configured
Not configured
v=spf1 ip4:195.128.10.18/32 ip4:195.128.10.15/32 ip4:66.159.232.113/32 ip4:66.159.234.15/32 include:_spf.google.com include:spf-002c5801.pphosted.com -all
v=DMARC1; p=reject; pct=100; rua=mailto:re+j8qqigcxr6r@dmarc.postmarkapp.com; sp=none; aspf=r;
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 - 50.7 ms - Port 465: Closed/unreachable - 146.1 ms - Port 587: Closed/unreachable - 96.6 ms -