mail.react.hk - dns.ninja
mail.react.hk
| DNSSEC | β οΈ Not signed | ||||||
| A | 2606:4700:3030::ac43:a58eπΊπΈ Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 2606:4700:3035::6815:2ac4πΊπΈ Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 104.21.42.196Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 172.67.165.142πΊπΈ Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| MX | feedback-smtp.us-east-1.amazonses.com β | ||||||
| A | 3.218.134.115πΊπΈ Amazon3.208.0.0/12 EC2 IAD prefix | ||||||
| PTR | ec2-3-218-134-115.compute-1.amazonaws.com | ||||||
| A | 18.235.76.96πΊπΈ Amazon18.232.0.0/14 EC2 IAD prefix | ||||||
| PTR | ec2-18-235-76-96.compute-1.amazonaws.com | ||||||
| A | 34.192.233.193πΊπΈ Amazon34.192.0.0/12 EC2 IAD prefix | ||||||
| PTR | ec2-34-192-233-193.compute-1.amazonaws.com | ||||||
| TXT | v=spf1 include:amazonses.com ~all | ||||||
| HTTPS | HTTP/3, HTTP/2 β hints match | ||||||
| IPv4 hints | 104.21.42.196, 172.67.165.142 | ||||||
| IPv6 hints | 2606:4700:3030::ac43:a58e, 2606:4700:3035::6815:2ac4 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=37, name=cloudflare-ech.com | ||||||
react.hk
| DNSSEC | β οΈ Not signed | ||||||
| A | 2606:4700:3030::ac43:a58eπΊπΈ Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 2606:4700:3035::6815:2ac4πΊπΈ Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 104.21.42.196Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 172.67.165.142πΊπΈ Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| NS | cory.ns.cloudflare.com β | ||||||
| NS | jessica.ns.cloudflare.com | ||||||
| MX | aspmx.l.google.com β | ||||||
| MX | alt1.aspmx.l.google.com(5) | ||||||
| MX | alt2.aspmx.l.google.com(5) | ||||||
| MX | alt3.aspmx.l.google.com(10) | ||||||
| MX | alt4.aspmx.l.google.com(10) | ||||||
| TXT | MS=ms20840008 | ||||||
| TXT | google-site-verification=8JsE4sDpXzqwhoIgXHloD6v0H3MP7QwBL_9WLGoxU3M | ||||||
| TXT | google-site-verification=H1-89hvkwnCPCp1ol_M3zMs7etKso2pkMDjd9b8TDWw | ||||||
| TXT | v=spf1 a mx ptr include:bluehost.com include:_spf.google.com ~all | ||||||
| HTTPS | HTTP/3, HTTP/2 β hints match | ||||||
| IPv4 hints | 104.21.42.196, 172.67.165.142 | ||||||
| IPv6 hints | 2606:4700:3030::ac43:a58e, 2606:4700:3035::6815:2ac4 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=37, name=cloudflare-ech.com | ||||||
| SOA | cory.ns.cloudflare.comdns@cloudflare.com serial=2406666967 | ||||||
Previously MX for
Same first word
Similar names
DNS History
10 records (5 active, 5 former)
βMXfeedback-smtp.us-east-1.amazonses.com2026-05-26 β 2026-06-16 Β· 2 obs
β 2026-06-16 23:41:56
βA104.21.42.1962026-05-26 β 2026-06-16 Β· 3 obs
β 2026-05-26 06:43:22
β 2026-06-16 23:41:56
βA162.241.218.912019-03-21 β 2019-03-21 Β· 3 obs
β 2026-05-26 06:43:22
β 2026-06-16 23:41:56
βA172.67.165.1422026-05-26 β 2026-06-16 Β· 3 obs
β 2026-05-26 06:43:22
β 2026-06-16 23:41:56
βA188.114.96.02026-05-26 β 2026-06-16 Β· 2 obs
β 2026-06-16 23:41:56
βA188.114.97.02026-05-26 β 2026-06-16 Β· 2 obs
β 2026-06-16 23:41:56
βA2606:4700:3030::ac43:a58e2026-05-26 β 2026-06-16 Β· 3 obs
β 2026-05-26 06:43:22
β 2026-06-16 23:41:56
βA2606:4700:3035::6815:2ac42026-05-26 β 2026-06-16 Β· 3 obs
β 2026-05-26 06:43:22
β 2026-06-16 23:41:56
βA2a06:98c1:3120::2026-05-26 β 2026-06-16 Β· 2 obs
β 2026-06-16 23:41:56
βA2a06:98c1:3121::2026-05-26 β 2026-06-16 Β· 2 obs
β 2026-06-16 23:41:56
π DNS Trace
π Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| hk | d.hkirc.net.hk, z.hkirc.net.hk, y.hkirc.net.hk, u.hkirc.net.hk... | 18 records |
| react.hk | jessica.ns.cloudflare.com, cory.ns.cloudflare.com | - |
β Authoritative Response
Server:173.245.58.171
NS records: jessica.ns.cloudflare.com, cory.ns.cloudflare.com
π DNSSEC Status
β οΈ Insecure (no DNSSEC)
No DS record for react.hk (unsigned zone)
β±οΈ Timing
Total: 949ms | Queries: -
π Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.42.196, 172.67.165.142 |
| AAAA | 2 | 2606:4700:3030::ac43:a58e, 2606:4700:3035::6815:2ac4 |
| MX | 1 | feedback-smtp.us-east-1.amazonses.com (p |
| TXT | 1 | v=spf1 include:amazonses.com ~all |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
π Glue Records Collected
Total: 18
In-bailiwick: 18 (c.hkirc.net.hk, d.hkirc.net.hk, m.hkirc.net.hk...)
Analysis
IP Addresses
mail.react.hk resolves to four IP addresses: 104.21.42.196, 172.67.165.142, 2606:4700:3030::ac43:a58e and 2606:4700:3035::6815:2ac4.
Two other host names, along with flapvideo.com, riker.cloud and n7e.rubbsowpamceq.com, also share IP numbers with mail.react.hk.
Mail Servers
The sole mail server for mail.react.hk is feedback-smtp.us-east-1.amazonses.com.
Among the domains sharing a mail server setup with mail.react.hk are mail.screwedbyunited.com, email.appmysite.com, nagapoker.com and two others.
There is at least a partial MX overlap between mail.react.hk and other domains, including wholesalehotelrates.com, mail.needtoknowfacts.com, mail.sesac.com and two others.
These mail servers tend to appear in combination with mail servers aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and 6 others.
feedback-smtp.us-east-1.amazonses.com has three IP addresses: 3.218.134.115, 18.235.76.96 and 34.192.233.193.