tech50.com - dns.ninja

tech50.com

DNSSEC⚠️ Not signed
A156.251.33.35🇺🇸 TCLOUDNET156.251.33.0/24 Tcloudnet, Inc
NSa1.share-dns.com ⭐ ⚠️ Not in parent delegation
A172.64.53.25🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSa.share-dns.com ⚠️ Not in zone NS records
A172.64.53.25🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSb.share-dns.net ⚠️ Not in zone NS records
A172.64.52.239🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSb1.share-dns.net ⚠️ Not in parent delegation
A172.64.52.239🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
SOAa.share-dns.commaster@share-dns.com serial=1775460179

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1785626532
WOT: SAFE (70/100)

Previously MX for

tech50.com

Same first word

tech50.com

Similar names

tech05.com
50tech.com

DNS History

26 records (5 active, 21 former)

20162017201820192020202120222023202420252026NSa.share-dns.coma1.share-dns.comb.share-dns.netb1.share-dns.netdns10.hichina.comdns9.hichina.comexpirens3.hichina.comexpirens4.hichina.comns53.domaincontrol.comns54.domaincontrol.comns6349.hostgator.comns745.hostgator.comns746.hostgator.comMXmailstore1.secureserver.netmxbiz1.qq.commxbiz2.qq.comqiye163mx01.mxmail.netease.comqiye163mx02.mxmail.netease.comsmtp.secureserver.nettech50.comA156.251.33.35103.20.248.130184.168.221.60192.254.186.198198.57.247.139CNAMEexpired.hichina.com
●NSa.share-dns.com2026-04-23 → 2026-08-01 · 3 obs
○ 2026-03-12 08:34:06
● 2026-04-23 14:25:26
● 2026-08-01 23:33:40
●NSa1.share-dns.com2026-04-23 → 2026-08-01 · 3 obs
○ 2026-03-12 08:34:06
● 2026-04-23 14:25:26
● 2026-08-01 23:33:40
●NSb.share-dns.net2026-04-23 → 2026-08-01 · 3 obs
○ 2026-03-12 08:34:06
● 2026-04-23 14:25:26
● 2026-08-01 23:33:40
●NSb1.share-dns.net2026-04-23 → 2026-08-01 · 3 obs
○ 2026-03-12 08:34:06
● 2026-04-23 14:25:26
● 2026-08-01 23:33:40
○NSdns10.hichina.com2017-01-12 → 2026-03-12 · 5 obs
○ 2016-03-02 21:43:16
● 2017-01-12 02:33:12
● 2026-03-12 08:34:06
○ 2026-04-23 14:25:26
○ 2026-08-01 23:33:40
○NSdns9.hichina.com2017-01-12 → 2026-03-12 · 5 obs
○ 2016-03-02 21:43:16
● 2017-01-12 02:33:12
● 2026-03-12 08:34:06
○ 2026-04-23 14:25:26
○ 2026-08-01 23:33:40
○NSexpirens3.hichina.com2026-03-12 → 2026-03-12 · 4 obs
○ 2017-01-12 02:33:12
● 2026-03-12 08:34:06
○ 2026-04-23 14:25:26
○ 2026-08-01 23:33:40
○NSexpirens4.hichina.com2026-03-12 → 2026-03-12 · 4 obs
○ 2017-01-12 02:33:12
● 2026-03-12 08:34:06
○ 2026-04-23 14:25:26
○ 2026-08-01 23:33:40
○NSns53.domaincontrol.com2016-03-02 → 2016-03-02 · 4 obs
○ 2015-06-26 16:59:06
● 2016-03-02 21:43:16
○ 2017-01-12 02:33:12
○ 2026-08-01 23:33:40
○NSns54.domaincontrol.com2016-03-02 → 2016-03-02 · 4 obs
○ 2015-06-26 16:59:06
● 2016-03-02 21:43:16
○ 2017-01-12 02:33:12
○ 2026-08-01 23:33:40
○NSns6349.hostgator.com2015-06-26 → 2015-06-26 · 3 obs
● 2015-06-26 16:59:06
○ 2016-03-02 21:43:16
○ 2026-08-01 23:33:40
○NSns745.hostgator.com2015-06-26 → 2015-06-26 · 3 obs
● 2015-06-26 16:59:06
○ 2016-03-02 21:43:16
○ 2026-08-01 23:33:40
○NSns746.hostgator.com2015-06-26 → 2015-06-26 · 3 obs
● 2015-06-26 16:59:06
○ 2016-03-02 21:43:16
○ 2026-08-01 23:33:40
○MXmailstore1.secureserver.net2016-03-02 → 2016-03-02 · 4 obs
○ 2015-06-26 16:59:06
● 2016-03-02 21:43:16
○ 2017-01-12 02:33:12
○ 2026-08-01 23:33:40
○MXmxbiz1.qq.com2026-03-12 → 2026-08-01 · 2 obs
○ 2026-03-12 08:34:06
○ 2026-08-01 23:33:40
○MXmxbiz2.qq.com2026-03-12 → 2026-08-01 · 2 obs
○ 2026-03-12 08:34:06
○ 2026-08-01 23:33:40
○MXqiye163mx01.mxmail.netease.com2017-01-12 → 2018-06-18 · 5 obs
○ 2016-03-02 21:43:16
● 2017-01-12 02:33:12
● 2018-06-18 00:24:50
○ 2026-03-12 08:34:06
○ 2026-08-01 23:33:40
○MXqiye163mx02.mxmail.netease.com2017-01-12 → 2018-06-18 · 5 obs
○ 2016-03-02 21:43:16
● 2017-01-12 02:33:12
● 2018-06-18 00:24:50
○ 2026-03-12 08:34:06
○ 2026-08-01 23:33:40
○MXsmtp.secureserver.net2016-03-02 → 2016-03-02 · 4 obs
○ 2015-06-26 16:59:06
● 2016-03-02 21:43:16
○ 2017-01-12 02:33:12
○ 2026-08-01 23:33:40
○MXtech50.com2015-06-26 → 2015-06-26 · 3 obs
● 2015-06-26 16:59:06
○ 2016-03-02 21:43:16
○ 2026-08-01 23:33:40
○A103.20.248.1302017-01-12 → 2018-06-18 · 5 obs
○ 2016-03-02 21:43:16
● 2017-01-12 02:33:12
● 2018-06-18 00:24:50
○ 2026-03-12 08:34:06
○ 2026-08-01 23:33:40
●A156.251.33.352026-04-23 → 2026-08-01 · 3 obs
○ 2026-03-12 08:34:06
● 2026-04-23 14:25:26
● 2026-08-01 23:33:40
○A184.168.221.602016-03-02 → 2016-03-02 · 4 obs
○ 2015-11-08 07:07:32
● 2016-03-02 21:43:16
○ 2017-01-12 02:33:12
○ 2026-08-01 23:33:40
○A192.254.186.1982015-06-26 → 2015-06-26 · 3 obs
● 2015-06-26 16:59:06
○ 2015-11-08 07:07:32
○ 2026-08-01 23:33:40
○A198.57.247.1392015-11-08 → 2015-11-08 · 4 obs
○ 2015-06-26 16:59:06
● 2015-11-08 07:07:32
○ 2016-03-02 21:43:16
○ 2026-08-01 23:33:40
○CNAMEexpired.hichina.com2026-03-12 → 2026-03-12 · 3 obs
● 2026-03-12 08:34:06
○ 2026-04-23 14:25:26
○ 2026-08-01 23:33:40

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
come.gtld-servers.net, a.gtld-servers.net, d.gtld-servers.net, g.gtld-servers.net...-
tech50.comb1.share-dns.net, a1.share-dns.com1 record

✅ Authoritative Response

Server:172.64.52.239

NS records: b1.share-dns.net, a1.share-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tech50.com (unsigned zone)

⏱️ Timing

Total: 206ms | Queries: -

📄 Records

TypeCountSample Data
A1156.251.33.35
NS2a.share-dns.com, b.share-dns.net
SOA1a.share-dns.com master.share-dns.com

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (a1.share-dns.com)

Analysis

IP Addresses

tech50.com resolves to one IP address: 156.251.33.35.

Other host names, among them www.leqiu-live-bilibili.com and leqiu-live-bilibili.com, have IP numbers in common with tech50.com.

Name Servers

The authoritative name servers for tech50.com are a1.share-dns.com, a.share-dns.com, b1.share-dns.net and b.share-dns.net.

At least some of tech50.com's name servers are shared with other domains, for example i-cool.net, wxhcln.com, ahuacao.com and two more.

These name servers tend to co-occur with a8.share-dns.com, b8.share-dns.net, a6.share-dns.com and 7 other name servers in the same DNS delegations.

Four host names each point to one IP address: a1.share-dns.com and a.share-dns.com both point to 172.64.53.25, and b1.share-dns.net and b.share-dns.net both point to 172.64.52.239.

These two host names — a1.share-dns.com and a.share-dns.com — each point to 172.64.53.25 IP addresses.

These two host names — b1.share-dns.net and b.share-dns.net — each point to 172.64.52.239 IP addresses.