mailsecuritycheck.com - dns.ninja
mailsecuritycheck.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3032::6815:705🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3034::ac43:878d🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.7.5Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.135.141🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | apollo.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::adf5:3b42🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | apollo.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c142🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | apollo.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2142🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | apollo.ns.cloudflare.com | ||||||
| A | 108.162.193.66🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | apollo.ns.cloudflare.com | ||||||
| A | 172.64.33.66🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | apollo.ns.cloudflare.com | ||||||
| A | 173.245.59.66🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | apollo.ns.cloudflare.com | ||||||
| NS | brenna.ns.cloudflare.com | ||||||
| A | 2606:4700:50::a29f:26b0🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | brenna.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c2b0🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | brenna.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:22b0🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | brenna.ns.cloudflare.com | ||||||
| A | 108.162.194.176🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | brenna.ns.cloudflare.com | ||||||
| A | 162.159.38.176Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | brenna.ns.cloudflare.com | ||||||
| A | 172.64.34.176🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | brenna.ns.cloudflare.com | ||||||
| MX | mail.mailsecuritycheck.com ⭐ | ||||||
| A | 18.156.127.26🇩🇪 Amazon18.156.0.0/14 EC2 FRA prefix | ||||||
| PTR | mailsecuritycheck.com | ||||||
| TXT | v=spf1 mx a:mailsecuritycheck.com ip4:18.156.127.26 ip4:74.241.130.45 ip4:185... | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.7.5, 172.67.135.141 | ||||||
| IPv6 hints | 2606:4700:3032::6815:705, 2606:4700:3034::ac43:878d | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=195, name=cloudflare-ech.com | ||||||
| SOA | apollo.ns.cloudflare.comdns@cloudflare.com serial=2409139916 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1784104372 | ||||||
PTR for
Subdomains
mail.mailsecuritycheck.com |
Same first word
mailsecuritycheck.com |
Similar names
DNS History
17 records (7 active, 10 former)
●NSapollo.ns.cloudflare.com2026-07-15 → 2026-07-15 · 2 obs
● 2026-07-15 08:54:54
●NSbrenna.ns.cloudflare.com2026-07-15 → 2026-07-15 · 2 obs
● 2026-07-15 08:54:54
○NSns1.qhoster.net2017-05-08 → 2017-05-08 · 2 obs
○ 2026-07-15 08:54:54
○NSns2.qhoster.net2017-05-08 → 2017-05-08 · 2 obs
○ 2026-07-15 08:54:54
○NSns3.qhoster.net2017-05-08 → 2017-05-08 · 2 obs
○ 2026-07-15 08:54:54
○NSns4.qhoster.net2017-05-08 → 2017-05-08 · 2 obs
○ 2026-07-15 08:54:54
●MXmail.mailsecuritycheck.com2026-07-15 → 2026-07-15 · 2 obs
● 2026-07-15 08:54:54
○MXmailsecuritycheck.com2017-05-08 → 2017-05-08 · 2 obs
○ 2026-07-15 08:54:54
●A104.21.7.52026-07-15 → 2026-07-15 · 2 obs
● 2026-07-15 08:54:54
●A172.67.135.1412026-07-15 → 2026-07-15 · 2 obs
● 2026-07-15 08:54:54
○A188.114.96.02026-07-15 → 2026-07-15 · 1 obs
○A188.114.97.02026-07-15 → 2026-07-15 · 1 obs
●A2606:4700:3032::6815:7052026-07-15 → 2026-07-15 · 2 obs
● 2026-07-15 08:54:54
●A2606:4700:3034::ac43:878d2026-07-15 → 2026-07-15 · 2 obs
● 2026-07-15 08:54:54
○A2a06:98c1:3120::2026-07-15 → 2026-07-15 · 1 obs
○A2a06:98c1:3121::2026-07-15 → 2026-07-15 · 1 obs
○A69.162.97.62017-05-08 → 2017-05-08 · 2 obs
○ 2026-07-15 08:54:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| mailsecuritycheck.com | apollo.ns.cloudflare.com, brenna.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server:108.162.194.176
NS records: apollo.ns.cloudflare.com, brenna.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for mailsecuritycheck.com (unsigned zone)
⏱️ Timing
Total: 154ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.135.141, 104.21.7.5 |
| AAAA | 2 | 2606:4700:3032::6815:705, 2606:4700:3034::ac43:878d |
| NS | 2 | apollo.ns.cloudflare.com, brenna.ns.cloudflare.com |
| MX | 1 | mail.mailsecuritycheck.com (pri: 0) |
| TXT | 1 | v=spf1 mx a:mailsecuritycheck.com ip4:18 |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | apollo.ns.cloudflare.com dns.cloudflare. |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (apollo.ns.cloudflare.com, apollo.ns.cloudflare.com, apollo.ns.cloudflare.com...)
Analysis
Hierarchy
mailsecuritycheck.com serves as the parent of mail.mailsecuritycheck.com.
IP Addresses
mailsecuritycheck.com resolves to four IP addresses: 104.21.7.5, 172.67.135.141, 2606:4700:3032::6815:705 and 2606:4700:3034::ac43:878d.
Among the host names that share IP numbers with mailsecuritycheck.com are safestkitts.org, saowt.com.cdn.cloudflare.net, uni-max.com.pl and two others.
Name Servers
mailsecuritycheck.com is delegated to two name servers: apollo.ns.cloudflare.com and brenna.ns.cloudflare.com.
mailsecuritycheck.com has the same name server delegation as a number of other domains, such as outlookquarantinenotice.com, ticket71-gmail.com, nalmurostudio.com and two more.
mailsecuritycheck.com has at least partial name server overlap with other domains, such as pencari4dcob.site, carolinepalmy.com, bugnation.co.uk and two others.
These name servers tend to appear together with the name servers crystal.ns.cloudflare.com, lucy.ns.cloudflare.com and aaden.ns.cloudflare.com.
Host names resolving to 6 IP numbers:
apollo.ns.cloudflare.com resolves to 108.162.193.66, 172.64.33.66, 173.245.59.66 and 3 other IP addresses.
brenna.ns.cloudflare.com resolves to 108.162.194.176, 162.159.38.176, 172.64.34.176 and 3 other IP addresses.
Mail Servers
mailsecuritycheck.com routes its mail through a single mail server, mail.mailsecuritycheck.com.
mail.mailsecuritycheck.com resolves to a single IP number: 18.156.127.26.