pretech-e.com - dns.ninja

`pretech-e.com`

DNSSEC	⚠️ Not signed
A	47.239.28.49^{🇭🇰 Alibaba-Cloud47.239.0.0/16 Proxy-registered route object}
NS	`rustam.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c94^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rustam.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c394^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`rustam.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2394^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`rustam.ns.cloudflare.com`
		A	108.162.195.148^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rustam.ns.cloudflare.com`
		A	162.159.44.148^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rustam.ns.cloudflare.com`
		A	172.64.35.148^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rustam.ns.cloudflare.com`
NS	`sarah.ns.cloudflare.com`
		A	2606:4700:50::a29f:26da^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sarah.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2da^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`sarah.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22da^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`sarah.ns.cloudflare.com`
		A	108.162.194.218^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sarah.ns.cloudflare.com`
		A	162.159.38.218^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sarah.ns.cloudflare.com`
		A	172.64.34.218^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sarah.ns.cloudflare.com`
MX	`mxbiz1.qq.com` ⭐
MX	`mxbiz2.qq.com`⁽¹⁰⁾
TXT	`v=spf1 include:spf.mail.qq.com ~all`
SOA	`rustam.ns.cloudflare.com`dns@cloudflare.com serial=2405578546

`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=1783462576

Same first word

pretech-e.com

Similar names

peer-tech.com

pet-cheer.com

tech-peer.net

DNS History

10 records (5 active, 5 former)

○NSdns21.hichina.com2015-06-20 → 2017-07-07 · 4 obs

● 2015-06-20 10:43:50
● 2017-07-07 09:57:46
○ 2026-04-10 04:03:04
○ 2026-07-07 22:33:04

○NSdns22.hichina.com2015-06-20 → 2017-07-07 · 4 obs

● 2015-06-20 10:43:50
● 2017-07-07 09:57:46
○ 2026-04-10 04:03:04
○ 2026-07-07 22:33:04

●NSrustam.ns.cloudflare.com2026-04-10 → 2026-07-07 · 3 obs

○ 2017-07-07 09:57:46
● 2026-04-10 04:03:04
● 2026-07-07 22:33:04

●NSsarah.ns.cloudflare.com2026-04-10 → 2026-07-07 · 3 obs

○ 2017-07-07 09:57:46
● 2026-04-10 04:03:04
● 2026-07-07 22:33:04

●MXmxbiz1.qq.com2015-06-20 → 2026-07-07 · 2 obs

● 2015-06-20 10:43:50
● 2026-07-07 22:33:04

●MXmxbiz2.qq.com2015-06-20 → 2026-07-07 · 2 obs

● 2015-06-20 10:43:50
● 2026-07-07 22:33:04

○A173.231.42.42015-06-20 → 2015-10-29 · 4 obs

● 2015-06-20 10:43:50
● 2015-10-29 03:37:28
○ 2016-01-01 12:58:26
○ 2026-07-07 22:33:04

○A45.33.109.2462017-07-07 → 2017-07-07 · 4 obs

○ 2016-12-04 02:25:44
● 2017-07-07 09:57:46
○ 2026-04-10 04:03:04
○ 2026-07-07 22:33:04

●A47.239.28.492026-04-10 → 2026-07-07 · 3 obs

○ 2017-07-07 09:57:46
● 2026-04-10 04:03:04
● 2026-07-07 22:33:04

○A67.198.142.1632016-01-01 → 2016-12-04 · 5 obs

○ 2015-10-29 03:37:28
● 2016-01-01 12:58:26
● 2016-12-04 02:25:44
○ 2017-07-07 09:57:46
○ 2026-07-07 22:33:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
pretech-e.com	sarah.ns.cloudflare.com, rustam.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.195.148

NS records: sarah.ns.cloudflare.com, rustam.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for pretech-e.com (unsigned zone)

⏱️ Timing

Total: 129ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`47.239.28.49`
NS	2	`rustam.ns.cloudflare.com, sarah.ns.cloudflare.com`
MX	2	`mxbiz2.qq.com (pri: 10), mxbiz1.qq.com (pri: 5)`
TXT	1	`v=spf1 include:spf.mail.qq.com ~all`
SOA	1	`rustam.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

pretech-e.com resolves to one IP address: 47.239.28.49.

Name Servers

Two name servers handle the delegation for pretech-e.com: rustam.ns.cloudflare.com and sarah.ns.cloudflare.com.

pretech-e.com uses the same name servers as several other domains — among them xuni.nl, zpdies.com, technicalcommunity.com and two more.

pretech-e.com partially shares its NS delegation with several other domains, including gwmro.net, castrumhaz.com, slo-zeleznice.com and two others.

The name servers aurora.ns.cloudflare.com, nelci.ns.cloudflare.com, malcolm.ns.cloudflare.com and dalary.ns.cloudflare.com are often found in use alongside these name servers.

Hostnames that resolve to 6 IP addresses:

rustam.ns.cloudflare.com resolves to 108.162.195.148, 162.159.44.148 and 172.64.35.148 among others, with 3 other IP addresses in total.

sarah.ns.cloudflare.com resolves to 108.162.194.218, 162.159.38.218 and 172.64.34.218 among others, with 3 other IP addresses in total.

Mail Servers

Mail for pretech-e.com is handled by two mail servers — mxbiz1.qq.com and mxbiz2.qq.com.

pretech-e.com uses an identical mail server configuration to several other domains — among them gamspeed.com, 51frees.com, mysidechina.com and two more.

pretech-e.com partially shares its mail servers with other domains, hengshengwei.com and fanchen.net being examples.