postopensource.com - robtex.com
postopensource.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:20::681a:ab4🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 2606:4700:20::681a:bb4🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 2606:4700:20::ac43:4ba8🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 104.26.10.180Cloudflare104.26.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 104.26.11.180Cloudflare104.26.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 172.67.75.168🇺🇸 Cloudflare172.67.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | dana.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::adf5:3a69🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | dana.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c069🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | dana.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2069🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | dana.ns.cloudflare.com | ||||||
| A | 108.162.192.105🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | dana.ns.cloudflare.com | ||||||
| A | 172.64.32.105🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | dana.ns.cloudflare.com | ||||||
| A | 173.245.58.105🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | dana.ns.cloudflare.com | ||||||
| NS | sam.ns.cloudflare.com | ||||||
| A | 2606:4700:58::adf5:3b8d🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sam.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c18d🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | sam.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:218d🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | sam.ns.cloudflare.com | ||||||
| A | 108.162.193.141🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sam.ns.cloudflare.com | ||||||
| A | 172.64.33.141🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sam.ns.cloudflare.com | ||||||
| A | 173.245.59.141🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sam.ns.cloudflare.com | ||||||
| MX | general-mail-server.perens.com ⭐ | ||||||
| SOA | dana.ns.cloudflare.comdns@cloudflare.com serial=2413994411 | ||||||
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=1788542813 | ||||||
Same first word
postopensource.com |
Similar names
Previous names
postopdressings.com |
postopdrop.com |
postope.com |
postopean.com |
postoped.com |
postopeia.com |
postopen.com |
postopenads.com |
postopenhouse.com |
postopenidserviceprovider.com |
postopenjobsfree.com |
postopenletter.com |
Next names
DNS History
14 records (9 active, 5 former)
●NSdana.ns.cloudflare.com2026-08-19 → 2026-09-04 · 3 obs
● 2026-08-19 09:29:00
● 2026-09-04 17:51:10
○NSns1.namebrightdns.com2020-04-03 → 2020-04-03 · 3 obs
○ 2026-08-19 09:29:00
○ 2026-09-04 17:51:10
○NSns2.namebrightdns.com2020-04-03 → 2020-04-03 · 3 obs
○ 2026-08-19 09:29:00
○ 2026-09-04 17:51:10
●NSsam.ns.cloudflare.com2026-08-19 → 2026-09-04 · 3 obs
● 2026-08-19 09:29:00
● 2026-09-04 17:51:10
●MXgeneral-mail-server.perens.com2026-08-19 → 2026-09-04 · 3 obs
● 2026-08-19 09:29:00
● 2026-09-04 17:51:10
○MXmail1.namebrightmail.com2020-04-03 → 2020-04-03 · 3 obs
○ 2026-08-19 09:29:00
○ 2026-09-04 17:51:10
○MXmail2.namebrightmail.com2020-04-03 → 2020-04-03 · 3 obs
○ 2026-08-19 09:29:00
○ 2026-09-04 17:51:10
●A104.26.10.1802026-08-19 → 2026-09-04 · 2 obs
● 2026-09-04 17:51:10
●A104.26.11.1802026-08-19 → 2026-09-04 · 2 obs
● 2026-09-04 17:51:10
●A172.67.75.1682026-08-19 → 2026-09-04 · 2 obs
● 2026-09-04 17:51:10
●A2606:4700:20::681a:ab42026-08-19 → 2026-09-04 · 2 obs
● 2026-09-04 17:51:10
●A2606:4700:20::681a:bb42026-08-19 → 2026-09-04 · 2 obs
● 2026-09-04 17:51:10
●A2606:4700:20::ac43:4ba82026-08-19 → 2026-09-04 · 2 obs
● 2026-09-04 17:51:10
○CNAMEcomingsoon.namebright.com2020-04-03 → 2020-04-03 · 3 obs
○ 2026-08-19 09:29:00
○ 2026-09-04 17:51:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| postopensource.com | sam.ns.cloudflare.com, dana.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server:108.162.193.141
NS records: sam.ns.cloudflare.com, dana.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for postopensource.com (unsigned zone)
⏱️ Timing
Total: 178ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 3 | 172.67.75.168, 104.26.11.180... |
| AAAA | 3 | 2606:4700:20::681a:ab4, 2606:4700:20::681a:bb4... |
| NS | 2 | dana.ns.cloudflare.com, sam.ns.cloudflare.com |
| MX | 1 | general-mail-server.perens.com (pri: 0) |
| SOA | 1 | dana.ns.cloudflare.com dns.cloudflare.co |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (sam.ns.cloudflare.com, sam.ns.cloudflare.com, sam.ns.cloudflare.com...)
Analysis
IP Addresses
postopensource.com points to 6 IP addresses, including 104.26.10.180, 104.26.11.180 and 172.67.75.168, plus 3 other.
placker.net, theirheads.com, aukcjamonet.pl plus two other host names have IP numbers in common with postopensource.com.
Name Servers
postopensource.com is delegated to two name servers: dana.ns.cloudflare.com and sam.ns.cloudflare.com.
The name server configuration of postopensource.com is shared with other domains, for instance emfcamp.date, drp9qvurpadd0yk50eo.workers.dev, westcoastdemocrat.com and two others.
postopensource.com partially shares its NS delegation with several other domains, including vaslak.cc, chathamstreetsurgery.co.uk, clearnicheloc.com and two others.
These name servers are regularly seen alongside dave.ns.cloudflare.com and elisa.ns.cloudflare.com as name servers.
Hosts with 6 IP addresses each:
dana.ns.cloudflare.com resolves to 108.162.192.105, 172.64.32.105, 173.245.58.105 and 3 other IP addresses.
sam.ns.cloudflare.com resolves to 108.162.193.141, 172.64.33.141, 173.245.59.141 and 3 other IP addresses.
Mail Servers
postopensource.com uses one mail server — general-mail-server.perens.com.
The mail server setup of postopensource.com matches that of other domains such as noelheights.com, designout.org, technocrat.net and two others.