postinbox.org - robtex.com
postinbox.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3032::6815:f83🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3035::ac43:a2a3🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.15.131Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.162.163🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | kai.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::adf5:3bbc🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | kai.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c1bc🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | kai.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:21bc🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | kai.ns.cloudflare.com | ||||||
| A | 108.162.193.188🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | kai.ns.cloudflare.com | ||||||
| A | 172.64.33.188🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | kai.ns.cloudflare.com | ||||||
| A | 173.245.59.188🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | kai.ns.cloudflare.com | ||||||
| NS | rita.ns.cloudflare.com | ||||||
| A | 2606:4700:50::adf5:3a8c🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | rita.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c08c🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | rita.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:208c🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | rita.ns.cloudflare.com | ||||||
| A | 108.162.192.140🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | rita.ns.cloudflare.com | ||||||
| A | 172.64.32.140🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | rita.ns.cloudflare.com | ||||||
| A | 173.245.58.140🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | rita.ns.cloudflare.com | ||||||
| MX | mail.postinbox.org ⭐ | ||||||
| A | 45.142.115.170🇩🇪 SYNLINQ45.142.115.0/24 | ||||||
| PTR | eka.dedidns.com | ||||||
| TXT | google-site-verification=Oe20-8Ij2HbpLGM7RerB9vq2zbqupTJFWOaDPYDnH34 | ||||||
| TXT | v=spf1 ip4:45.142.115.170 a mx ~all | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.15.131, 172.67.162.163 | ||||||
| IPv6 hints | 2606:4700:3032::6815:f83, 2606:4700:3035::ac43:a2a3 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=15, name=cloudflare-ech.com | ||||||
| SOA | kai.ns.cloudflare.comdns@cloudflare.com serial=2401445158 | ||||||
org
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation | ||||||
| NS | a2.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | b0.org.afilias-nst.org | ||||||
| NS | b2.org.afilias-nst.org | ||||||
| NS | c0.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | d0.org.afilias-nst.org | ||||||
| SOA | a0.org.afilias-nst.infohostmaster@donuts.email serial=1777464447 | ||||||
Subdomains
mail.postinbox.org |
Same first word
postinbox.de |
postinbox.org |
postinbox.com |
Similar names
inboxpost.com |
boxpoints.org |
xboptions.com |
boxpoints.net |
potsinbox.com |
inboxspot.com |
inpostbox.com |
boxpoints.com |
pointsbox.com |
bxoptions.com |
DNS History
7 records (7 active, 0 former)
●NSkai.ns.cloudflare.com2026-04-16 → 2026-04-29 · 2 obs
● 2026-04-29 12:16:44
●NSrita.ns.cloudflare.com2026-04-16 → 2026-04-29 · 2 obs
● 2026-04-29 12:16:44
●MXmail.postinbox.org2026-04-16 → 2026-04-29 · 2 obs
● 2026-04-29 12:16:44
●A104.21.15.1312026-04-16 → 2026-04-29 · 2 obs
● 2026-04-29 12:16:44
●A172.67.162.1632026-04-16 → 2026-04-29 · 2 obs
● 2026-04-29 12:16:44
●A2606:4700:3032::6815:f832026-04-16 → 2026-04-29 · 2 obs
● 2026-04-29 12:16:44
●A2606:4700:3035::ac43:a2a32026-04-16 → 2026-04-29 · 2 obs
● 2026-04-29 12:16:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org | - |
| postinbox.org | kai.ns.cloudflare.com, rita.ns.cloudflare.com | - |
✅ Authoritative Response
Server:108.162.192.140
NS records: kai.ns.cloudflare.com, rita.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for postinbox.org (unsigned zone)
⏱️ Timing
Total: 455ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.162.163, 104.21.15.131 |
| AAAA | 2 | 2606:4700:3035::ac43:a2a3, 2606:4700:3032::6815:f83 |
| NS | 2 | kai.ns.cloudflare.com, rita.ns.cloudflare.com |
| MX | 1 | mail.postinbox.org (pri: 10) |
| TXT | 2 | google-site-verification=Oe20-8Ij2HbpLGM, v=spf1 ip4:45.142.115.170 a mx ~all |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | kai.ns.cloudflare.com dns.cloudflare.com |
Analysis
Hierarchy
postinbox.org is parent of mail.postinbox.org.
IP Addresses
postinbox.org points to four IP numbers: 2606:4700:3032::6815:f83, 2606:4700:3035::ac43:a2a3, 104.21.15.131 and 172.67.162.163.
Other host names, for instance allegrolokalnie.pl-oferta64457.click, bastina.hr, www.vv6444.com, autodiscover.tikar.or.id and medassunited.com share IP numbers with postinbox.org.
Name Servers
postinbox.org's delegation is to two name servers kai.ns.cloudflare.com and rita.ns.cloudflare.com.
postinbox.org shares the same name server configuration as other domains, such as cryptorobot365.com, amplitudo.me, bestcheapvpnservice.com, goldhost.ca and stevemcnallen.com.
postinbox.org at least partially shares its name servers with other domains, for instance characterist.com, better-tomorrow.eu, corptrust.biz, thehockeybeast.com and ticketstarter.lu.
These name servers are commonly used with ali.ns.cloudflare.com, joan.ns.cloudflare.com and june.ns.cloudflare.com.
Host names with six IP numbers:
kai.ns.cloudflare.com points to: 2606:4700:58::adf5:3bbc, 2803:f800:50::6ca2:c1bc, 2a06:98c1:50::ac40:21bc, 108.162.193.188, 172.64.33.188 and 173.245.59.188.
rita.ns.cloudflare.com points to: 2606:4700:50::adf5:3a8c, 2803:f800:50::6ca2:c08c, 2a06:98c1:50::ac40:208c, 108.162.192.140, 172.64.32.140 and 173.245.58.140.
Mail Servers
postinbox.org is served by a single mail server, mail.postinbox.org.
mail.postinbox.org points to IP number 45.142.115.170.