howstuffworks.com
howstuffworks.com
Get a complete DNS, email, SSL, HTTP and network analysis in seconds.
howstuffworks.com
4 IPv4 address(es) detected.
0 IPv6 address(es) detected.
4 NS record(s); 2 or more required.
Authoritative zone record.
Both DS and DNSKEY are required.
Certificate authority restriction.
Agreement between public resolvers.
5 MX record(s).
SPF policy published.
DMARC policy published.
A DKIM selector was verified.
Mail transport policy.
TLS reporting policy.
175 day(s) remaining.
Full points require at least 30 days remaining.
0 of 9 evaluated headers detected.
PTR: server-3-170-185-109.ord58.r.cloudfront.net
Two or more IPv4 addresses receive full points.
AAAA availability.
At least one address family must resolve.
HTTP/2 202
Final URL uses HTTPS.
3.170.185.109 3.170.185.50 3.170.185.119 3.170.185.115
Not configured
Not configured
10 alt4.aspmx.l.google.com. 10 alt3.aspmx.l.google.com. 5 alt1.aspmx.l.google.com. 5 alt2.aspmx.l.google.com. 1 aspmx.l.google.com.
"v=spf1 include:servers.mcsv.net ?all" "MS=ms51740217" "cursor-domain-verification-8x16vk=nSAF8Y95RSKRSB5oIBt9seThK" "r3l0yk16b9wf7xsx9qy94ktd9zmj0tvz" "atlassian-domain-verification=kpW93Gl0HucESn1XIuigK0EfPnA8gPRAkNY/HH6ej3NcfKLftxRcrx0fvla1iciX" "google-site-verification=vVzzWl6hH3GlrYq6c7gH03Fle_YzB_VPK8J65ApD4Rw" "google-site-verification=B4YiM1AMRmRxZokjTlp9fEsXeFgZ1dCK5FtD2gpb8ak" "fastly-domain-delegation-r4QqUNzN2Z5GPFvD-568289-2023-01-30" "v=spf1 include:_spf.google.com ~all" "google-site-verification=KAUbQ2E7KXxBCMdp42KCmke3GHEejxhLW_WStVM6kfw" "facebook-domain-verification=6fj5bqy5ypyad2lqfo7l56cnica6ka" "citrix-verification-code=d409e05c-b335-425e-a215-204389a91206" "google-site-verification=q4m_Qtyp6r5s8NwvpLjzlAuj-7Hox7pigEAoTiLkWHs" "d3vc9g5lfoexwz.cloudfront.net" "google-site-verification=2vj8liJykIp_twB7iqGJXSvu1gdjhj2WRtXlbv50hdE" "docusign=f6ed7987-8396-476d-b76e-1251c0fa75ff" "MS=ms74645168" "fastly-domain-delegation-lnYFR7XAspYWCDr-#518056-2022-07-19" "mongodb-site-verification=DZabVN0N2nIFzrDovMKp6dmih13qM1il" "onetrust-domain-verification=6a0f32b404ce44ab9f846a571b40db1e" "ahrefs-site-verification_e608251d484c28256d6e39259fb2d78c0971f422502addc2f3457561c55c3db7" "onetrust-domain-verification=d381bc7429ba4303bc288952d3e2291b" "zrtl4rb41l611631srp8b1c1klpphl31" "fastly-domain-delegation-lHDS6yvr4CVHHKnr-#526123-2022-08-23"
ns-230.awsdns-28.com. ns-514.awsdns-00.net. ns-1723.awsdns-23.co.uk. ns-1026.awsdns-00.org.
ns-230.awsdns-28.com. awsdns-hostmaster.amazon.com. 1 7200 900 1209600 86400
Not configured
Not configured
Not configured
Not configured
Not configured
Not configured
Not configured
Not configured
Not configured
Not configured
v=spf1 include:servers.mcsv.net ?all
v=DMARC1; p=quarantine; pct=5; rua=mailto:dmarc@howstuffworks.com
v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQC9Ah7U+OqZJXrlIxEZg32RI+7pE2P6PwJepabUHh5qpomGXKnFm+KkHkENtVo4C7KujPgcL99+7pwo1AQygoCo4sox3jjuoR0pPz/QCJ0i227NuVgQLjVTjNgydDWZGnoIbpzSFDt8hbZRR7A5wSycJZy+j1Ep3Co6DC2KKxynewIDAQAB
5 public resolvers queried.
8.8.8.81.1.1.19.9.9.9208.67.222.22294.140.14.14Port 25: Closed/unreachable - 1.1 ms - Port 465: Closed/unreachable - 4020.8 ms - Port 587: Closed/unreachable - 4021.4 ms -