`memtech-cn.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3036::6815:308f^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:bab3^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.48.143^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.186.179^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`cloe.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a56^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cloe.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c056^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`cloe.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2056^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`cloe.ns.cloudflare.com`
		A	108.162.192.86^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cloe.ns.cloudflare.com`
		A	172.64.32.86^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cloe.ns.cloudflare.com`
		A	173.245.58.86^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cloe.ns.cloudflare.com`
NS	`ethan.ns.cloudflare.com`
		A	2606:4700:58::a29f:2ce8^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ethan.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3e8^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ethan.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23e8^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ethan.ns.cloudflare.com`
		A	108.162.195.232^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ethan.ns.cloudflare.com`
		A	162.159.44.232^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ethan.ns.cloudflare.com`
		A	172.64.35.232^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ethan.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.48.143, 172.67.186.179
		IPv6 hints	2606:4700:3036::6815:308f, 2606:4700:3037::ac43:bab3
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=173, name=cloudflare-ech.com
SOA	`cloe.ns.cloudflare.com`dns@cloudflare.com serial=2409152558

`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=1784966197

Same first word

memtech-cn.com

DNS History

16 records (6 active, 10 former)

○NS(root)2015-08-04 → 2020-02-16 · 4 obs

● 2015-08-04 08:06:48
● 2020-02-16 07:18:28
○ 2026-04-27 10:39:16
○ 2026-07-25 08:03:32

●NScloe.ns.cloudflare.com2026-04-27 → 2026-07-25 · 3 obs

○ 2020-02-16 07:18:28
● 2026-04-27 10:39:16
● 2026-07-25 08:03:32

●NSethan.ns.cloudflare.com2026-04-27 → 2026-07-25 · 3 obs

○ 2020-02-16 07:18:28
● 2026-04-27 10:39:16
● 2026-07-25 08:03:32

○MXmxn.mxhichina.com2015-12-15 → 2020-02-16 · 4 obs

● 2015-12-15 05:45:22
● 2020-02-16 07:18:28
○ 2026-04-27 10:39:16
○ 2026-07-25 08:03:32

○MXmxw.mxhichina.com2015-12-15 → 2020-02-16 · 4 obs

● 2015-12-15 05:45:22
● 2020-02-16 07:18:28
○ 2026-04-27 10:39:16
○ 2026-07-25 08:03:32

●A104.21.48.1432026-04-27 → 2026-07-25 · 6 obs

○ 2020-02-16 07:18:28
● 2026-04-27 10:39:16
● 2026-05-09 10:27:20
○ 2026-05-21 15:58:22
○ 2026-06-05 08:48:06
● 2026-07-25 08:03:32

●A172.67.186.1792026-04-27 → 2026-07-25 · 6 obs

○ 2020-02-16 07:18:28
● 2026-04-27 10:39:16
● 2026-05-09 10:27:20
○ 2026-05-21 15:58:22
○ 2026-06-05 08:48:06
● 2026-07-25 08:03:32

○A188.114.96.02026-05-21 → 2026-06-05 · 4 obs

○ 2026-05-09 10:27:20
● 2026-05-21 15:58:22
● 2026-06-05 08:48:06
○ 2026-07-25 08:03:32

○A188.114.97.02026-05-21 → 2026-06-05 · 4 obs

○ 2026-05-09 10:27:20
● 2026-05-21 15:58:22
● 2026-06-05 08:48:06
○ 2026-07-25 08:03:32

○A218.5.76.442015-08-04 → 2020-02-16 · 4 obs

● 2015-08-04 08:06:48
● 2020-02-16 07:18:28
○ 2026-04-27 10:39:16
○ 2026-07-25 08:03:32

○A2606:4700:3031::ac43:bab32026-04-27 → 2026-05-09 · 5 obs

○ 2020-02-16 07:18:28
● 2026-04-27 10:39:16
● 2026-05-09 10:27:20
○ 2026-05-21 15:58:22
○ 2026-07-25 08:03:32

○A2606:4700:3034::6815:308f2026-04-27 → 2026-05-09 · 5 obs

○ 2020-02-16 07:18:28
● 2026-04-27 10:39:16
● 2026-05-09 10:27:20
○ 2026-05-21 15:58:22
○ 2026-07-25 08:03:32

●A2606:4700:3036::6815:308f2026-07-25 → 2026-07-25 · 2 obs

○ 2026-06-05 08:48:06
● 2026-07-25 08:03:32

●A2606:4700:3037::ac43:bab32026-07-25 → 2026-07-25 · 2 obs

○ 2026-06-05 08:48:06
● 2026-07-25 08:03:32

○A2a06:98c1:3120::2026-05-21 → 2026-06-05 · 4 obs

○ 2026-05-09 10:27:20
● 2026-05-21 15:58:22
● 2026-06-05 08:48:06
○ 2026-07-25 08:03:32

○A2a06:98c1:3121::2026-05-21 → 2026-06-05 · 4 obs

○ 2026-05-09 10:27:20
● 2026-05-21 15:58:22
● 2026-06-05 08:48:06
○ 2026-07-25 08:03:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	f.gtld-servers.net, c.gtld-servers.net, h.gtld-servers.net, i.gtld-servers.net...	-
memtech-cn.com	cloe.ns.cloudflare.com, ethan.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.195.232

NS records: cloe.ns.cloudflare.com, ethan.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for memtech-cn.com (unsigned zone)

⏱️ Timing

Total: 251ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.186.179, 104.21.48.143`
AAAA	2	`2606:4700:3036::6815:308f, 2606:4700:3037::ac43:bab3`
NS	2	`cloe.ns.cloudflare.com, ethan.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`cloe.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

memtech-cn.com resolves to four IP addresses: 104.21.48.143, 172.67.186.179, 2606:4700:3036::6815:308f and 2606:4700:3037::ac43:bab3.

Among the host names that share IP numbers with memtech-cn.com are landvoc.com, epicarenagroup.com, www.obatherbalkankerotak.com.cdn.cloudflare.net and two others.

Name Servers

The NS records for memtech-cn.com delegate to cloe.ns.cloudflare.com and ethan.ns.cloudflare.com.

memtech-cn.com has the same name server delegation as a number of other domains, such as allcoc.com, mbtcl.net, klba.net and two more.

memtech-cn.com partially shares its NS delegation with several other domains, including dpytzdh.asia, yemenfuture.net, luckywinthai.info and two others.

These name servers often co-occur with the name servers norman.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

cloe.ns.cloudflare.com maps to 108.162.192.86, 172.64.32.86, 173.245.58.86 and 3 additional IP addresses.

ethan.ns.cloudflare.com maps to 108.162.195.232, 162.159.44.232, 172.64.35.232 and 3 additional IP addresses.

memtech-cn.com - robtex.com

memtech-cn.com

com

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

`memtech-cn.com`

`com`