techcrystal.com - dns.ninja

`techcrystal.com`

DNSSEC	⚠️ Not signed
A	153.92.8.47^{🇮🇩 IIHOS001153.92.8.0/24 Route Object for AS47583}
NS	`ns3.fnetlink.com.hk` ⭐ ⚠️ Not in parent delegation
		A	59.36.6.62^{🇨🇳 CHINANET-BACKBONE59.32.0.0/13 China Telecom Network}
NS	`ns1.aoiphost.com` ⚠️ Not in zone NS records
		A	103.48.142.249^{🇭🇰 TWOWINCOLIMITED-AS-AP103.48.142.0/24 TWOWIN CO., LIMITED Room G, 16/F, Block 2, Yuk Ming Towers, 202 Third Street, Sai Ying Pun, Hong Kong.}
NS	`ns2.aoiphost.com` ⚠️ Not in zone NS records
		A	59.36.6.62^{🇨🇳 CHINANET-BACKBONE59.32.0.0/13 China Telecom Network}
NS	`ns4.fnetlink.com.hk` ⚠️ Not in parent delegation
		A	103.48.142.249^{🇭🇰 TWOWINCOLIMITED-AS-AP103.48.142.0/24 TWOWIN CO., LIMITED Room G, 16/F, Block 2, Yuk Ming Towers, 202 Third Street, Sai Ying Pun, Hong Kong.}
MX	`mx1.techcrystal.com` ⭐
		A	210.184.172.207^{🇭🇰 IS-AP210.184.172.0/23 iAdvantage Limited MEGATOP Mega-iAdvantage 399 Chai Wan Road}
			PTR	`cmail.aoip.hk`
MX	`mx2.techcrystal.com`⁽¹⁰⁾
		A	114.112.232.68^{🇭🇰 FNETLINK114.112.232.0/24 Proxy-registered route object}
TXT	`v=spf1 a mx ip4:203.194.128.16/28 ip4:203.194.131.0/24 ip4:103.48.142.0/24 ip...`
SOA	`ns3.fnetlink.com.hk`hostmaster@hk1.aoip.hk serial=1567223027

`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=1785347612

Subdomains

mx2.techcrystal.com

mx1.techcrystal.com

pop3.techcrystal.com

Same first word

techcrystal.com

Similar names

crystaltech.in

crystaltech.us

crystaltech.co.ke

crystaltech.com.br

crystaltech.ca

crystaltech.ro

crystaltech.co.uk

crystaltech.ru

crystaltech.uk

crystaltech.com.cn

crystaltech.biz

crystaltech.com

DNS History

9 records (7 active, 2 former)

○NSdns01.hk1.aoip.hk2015-08-21 → 2017-03-31 · 4 obs

● 2015-08-21 21:54:44
● 2017-03-31 04:24:38
○ 2026-02-18 20:07:14
○ 2026-07-29 18:13:16

●NSns1.aoiphost.com2026-02-18 → 2026-07-29 · 3 obs

○ 2017-03-31 04:24:38
● 2026-02-18 20:07:14
● 2026-07-29 18:13:16

●NSns2.aoiphost.com2026-02-18 → 2026-07-29 · 3 obs

○ 2017-03-31 04:24:38
● 2026-02-18 20:07:14
● 2026-07-29 18:13:16

●NSns3.fnetlink.com.hk2026-02-18 → 2026-07-29 · 3 obs

○ 2017-03-31 04:24:38
● 2026-02-18 20:07:14
● 2026-07-29 18:13:16

●NSns4.fnetlink.com.hk2026-02-18 → 2026-07-29 · 3 obs

○ 2017-03-31 04:24:38
● 2026-02-18 20:07:14
● 2026-07-29 18:13:16

●MXmx1.techcrystal.com2026-02-18 → 2026-07-29 · 3 obs

○ 2017-03-31 04:24:38
● 2026-02-18 20:07:14
● 2026-07-29 18:13:16

●MXmx2.techcrystal.com2026-02-18 → 2026-07-29 · 3 obs

○ 2017-03-31 04:24:38
● 2026-02-18 20:07:14
● 2026-07-29 18:13:16

○MXpop3.techcrystal.com2015-08-21 → 2017-03-31 · 4 obs

● 2015-08-21 21:54:44
● 2017-03-31 04:24:38
○ 2026-02-18 20:07:14
○ 2026-07-29 18:13:16

●A153.92.8.472026-02-18 → 2026-07-29 · 2 obs

● 2026-02-18 20:07:14
● 2026-07-29 18:13:16

🔍 DNS Trace

Analysis

Hierarchy

techcrystal.com sits above mx2.techcrystal.com, mx1.techcrystal.com and pop3.techcrystal.com in the domain hierarchy.

IP Addresses

techcrystal.com points to a single IP number: 153.92.8.47.

be-come.org, hoasaovn.com, jualhp.net and jualjam.net are among the host names that share IP numbers with techcrystal.com.

Name Servers

techcrystal.com has four authoritative name servers: ns1.aoiphost.com, ns2.aoiphost.com, ns3.fnetlink.com.hk and ns4.fnetlink.com.hk.

There is at least partial name server overlap between techcrystal.com and other domains — violino.com.hk, aoip.hk, wellshin.com.cn and two more among them.

The name servers ns3.fnetlink.org.cn, dns01.hk1.aoip.hk and ns4.fnetlink.org.cn are often found in combination with these name servers.

Four hosts, two IP addresses: ns1.aoiphost.com and ns4.fnetlink.com.hk resolve to 103.48.142.249 and ns2.aoiphost.com and ns3.fnetlink.com.hk resolve to 59.36.6.62.

The host names ns1.aoiphost.com and ns4.fnetlink.com.hk both resolve to 103.48.142.249 IP addresses.

The host names ns2.aoiphost.com and ns3.fnetlink.com.hk both resolve to 59.36.6.62 IP addresses.

Mail Servers

techcrystal.com has two mail servers: mx1.techcrystal.com and mx2.techcrystal.com.

mx1.techcrystal.com → 210.184.172.207 and mx2.techcrystal.com → 114.112.232.68: one IP number per host name.