techpostback.com - dns.ninja

`techpostback.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:ac12^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::6815:47e7^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.71.231^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.172.18^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`dell.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a5e^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dell.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c05e^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`dell.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:205e^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`dell.ns.cloudflare.com`
		A	108.162.192.94^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dell.ns.cloudflare.com`
		A	172.64.32.94^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dell.ns.cloudflare.com`
		A	173.245.58.94^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dell.ns.cloudflare.com`
NS	`uriah.ns.cloudflare.com`
		A	2606:4700:58::a29f:2cc2^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`uriah.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3c2^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`uriah.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23c2^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`uriah.ns.cloudflare.com`
		A	108.162.195.194^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`uriah.ns.cloudflare.com`
		A	162.159.44.194^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`uriah.ns.cloudflare.com`
		A	172.64.35.194^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`uriah.ns.cloudflare.com`
MX	`mail.techpostback.com` ⭐
		A	13.223.126.19^{🇺🇸 Amazon13.216.0.0/13 EC2 IAD prefix}
			PTR	`mail.techpostback.com`
TXT	`v=spf1 mx -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.71.231, 172.67.172.18
		IPv6 hints	2606:4700:3030::ac43:ac12, 2606:4700:3034::6815:47e7
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=151, name=cloudflare-ech.com
SOA	`dell.ns.cloudflare.com`dns@cloudflare.com serial=2406309968

`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.net`nstld@verisign-grs.com serial=1782734005

Subdomains

mail.techpostback.com

Same first word

techpostback.com

DNS History

13 records (7 active, 6 former)

●NSdell.ns.cloudflare.com2026-02-20 → 2026-06-29 · 3 obs

○ 2017-09-28 02:20:28
● 2026-02-20 01:49:46
● 2026-06-29 11:55:24

○NSns-1481.awsdns-57.org2017-09-28 → 2017-09-28 · 3 obs

● 2017-09-28 02:20:28
○ 2026-02-20 01:49:46
○ 2026-06-29 11:55:24

○NSns-1774.awsdns-29.co.uk2017-09-28 → 2017-09-28 · 3 obs

● 2017-09-28 02:20:28
○ 2026-02-20 01:49:46
○ 2026-06-29 11:55:24

○NSns-76.awsdns-09.com2017-09-28 → 2017-09-28 · 3 obs

● 2017-09-28 02:20:28
○ 2026-02-20 01:49:46
○ 2026-06-29 11:55:24

○NSns-804.awsdns-36.net2017-09-28 → 2017-09-28 · 3 obs

● 2017-09-28 02:20:28
○ 2026-02-20 01:49:46
○ 2026-06-29 11:55:24

●NSuriah.ns.cloudflare.com2026-02-20 → 2026-06-29 · 3 obs

○ 2017-09-28 02:20:28
● 2026-02-20 01:49:46
● 2026-06-29 11:55:24

●MXmail.techpostback.com2026-02-20 → 2026-06-29 · 2 obs

● 2026-02-20 01:49:46
● 2026-06-29 11:55:24

●A104.21.71.2312026-02-20 → 2026-06-29 · 3 obs

○ 2017-09-28 02:20:28
● 2026-02-20 01:49:46
● 2026-06-29 11:55:24

●A172.67.172.182026-02-20 → 2026-06-29 · 3 obs

○ 2017-09-28 02:20:28
● 2026-02-20 01:49:46
● 2026-06-29 11:55:24

●A2606:4700:3030::ac43:ac122026-02-20 → 2026-06-29 · 3 obs

○ 2017-09-28 02:20:28
● 2026-02-20 01:49:46
● 2026-06-29 11:55:24

●A2606:4700:3034::6815:47e72026-02-20 → 2026-06-29 · 3 obs

○ 2017-09-28 02:20:28
● 2026-02-20 01:49:46
● 2026-06-29 11:55:24

○A34.195.140.2302017-09-28 → 2017-09-28 · 3 obs

● 2017-09-28 02:20:28
○ 2026-02-20 01:49:46
○ 2026-06-29 11:55:24

○A34.227.174.1072017-09-28 → 2017-09-28 · 3 obs

● 2017-09-28 02:20:28
○ 2026-02-20 01:49:46
○ 2026-06-29 11:55:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	i.gtld-servers.net, j.gtld-servers.net, k.gtld-servers.net, l.gtld-servers.net...	-
techpostback.com	dell.ns.cloudflare.com, uriah.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.195.194

NS records: dell.ns.cloudflare.com, uriah.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for techpostback.com (unsigned zone)

⏱️ Timing

Total: 202ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.172.18, 104.21.71.231`
AAAA	2	`2606:4700:3034::6815:47e7, 2606:4700:3030::ac43:ac12`
NS	2	`dell.ns.cloudflare.com, uriah.ns.cloudflare.com`
MX	1	`mail.techpostback.com (pri: 1)`
TXT	1	`v=spf1 mx -all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`dell.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (dell.ns.cloudflare.com, dell.ns.cloudflare.com, dell.ns.cloudflare.com...)

Analysis

Hierarchy

mail.techpostback.com is a subdomain of techpostback.com.

IP Addresses

techpostback.com points to the four IP addresses 104.21.71.231, 172.67.172.18, 2606:4700:3030::ac43:ac12 and 2606:4700:3034::6815:47e7.

superiorrail.net, z.reportvpxsam.bond, thethaocongnghe.net plus two other host names have IP numbers in common with techpostback.com.

Name Servers

techpostback.com has two authoritative name servers — dell.ns.cloudflare.com and uriah.ns.cloudflare.com.

The name server configuration of techpostback.com is shared with other domains, for instance summitsurge.co.uk, stroysnabmet.ru, measureedge.co.uk and two others.

The name servers of techpostback.com overlap at least partially with those of other domains — among them counselorsbyphone.com, czgo.net, zzjysw.com and two more.

These name servers commonly appear alongside the name servers dane.ns.cloudflare.com and peyton.ns.cloudflare.com.

Hosts with 6 IP addresses each:

dell.ns.cloudflare.com points to 108.162.192.94, 172.64.32.94, 173.245.58.94 and 3 other IP addresses.

uriah.ns.cloudflare.com points to 108.162.195.194, 162.159.44.194, 172.64.35.194 and 3 other IP addresses.

Mail Servers

techpostback.com uses one mail server — mail.techpostback.com.

mail.techpostback.com points to one IP number — 13.223.126.19.