`638w.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:9c50^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::6815:20e2^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.32.226^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.156.80^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`amalia.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:265e^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amalia.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c25e^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`amalia.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:225e^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`amalia.ns.cloudflare.com`
		A	108.162.194.94^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amalia.ns.cloudflare.com`
		A	162.159.38.94^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amalia.ns.cloudflare.com`
		A	172.64.34.94^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amalia.ns.cloudflare.com`
NS	`leonard.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c36^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`leonard.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c336^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`leonard.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2336^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`leonard.ns.cloudflare.com`
		A	108.162.195.54^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`leonard.ns.cloudflare.com`
		A	162.159.44.54^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`leonard.ns.cloudflare.com`
		A	172.64.35.54^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`leonard.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.32.226, 172.67.156.80
		IPv6 hints	2606:4700:3030::ac43:9c50, 2606:4700:3036::6815:20e2
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=227, name=cloudflare-ech.com
SOA	`amalia.ns.cloudflare.com`dns@cloudflare.com serial=2410800584

`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=1785332142

Same first word

638w.com

Similar names

36w8.com

6w83.com

w386.cn

386w.cn

3w86.com

38w6.com

w683.com

3w68.com

w836.com

w863.com

368w.com

w386.com

386w.com

DNS History

16 records (6 active, 10 former)

●NSamalia.ns.cloudflare.com2026-07-13 → 2026-07-29 · 3 obs

○ 2018-07-29 14:37:50
● 2026-07-13 10:03:06
● 2026-07-29 13:42:16

●NSleonard.ns.cloudflare.com2026-07-13 → 2026-07-29 · 3 obs

○ 2018-07-29 14:37:50
● 2026-07-13 10:03:06
● 2026-07-29 13:42:16

○NSns1.ndns.cn2015-11-06 → 2016-01-23 · 4 obs

● 2015-11-06 19:17:24
● 2016-01-23 16:29:26
○ 2017-01-08 16:43:08
○ 2026-07-29 13:42:16

○NSns1.undeveloped.com2018-07-29 → 2018-07-29 · 4 obs

○ 2017-01-08 16:43:08
● 2018-07-29 14:37:50
○ 2026-07-13 10:03:06
○ 2026-07-29 13:42:16

○NSns1.uniregistrymarket.link2017-01-08 → 2017-01-08 · 4 obs

○ 2016-01-23 16:29:26
● 2017-01-08 16:43:08
○ 2018-07-29 14:37:50
○ 2026-07-29 13:42:16

○NSns2.undeveloped.com2018-07-29 → 2018-07-29 · 4 obs

○ 2017-01-08 16:43:08
● 2018-07-29 14:37:50
○ 2026-07-13 10:03:06
○ 2026-07-29 13:42:16

○NSns2.uniregistrymarket.link2017-01-08 → 2017-01-08 · 4 obs

○ 2016-01-23 16:29:26
● 2017-01-08 16:43:08
○ 2018-07-29 14:37:50
○ 2026-07-29 13:42:16

○NSns215.nicecdn.com2015-11-06 → 2016-01-23 · 4 obs

● 2015-11-06 19:17:24
● 2016-01-23 16:29:26
○ 2017-01-08 16:43:08
○ 2026-07-29 13:42:16

○MXmx.638w.com2018-07-29 → 2018-07-29 · 3 obs

● 2018-07-29 14:37:50
○ 2026-07-13 10:03:06
○ 2026-07-29 13:42:16

●A104.21.32.2262026-07-13 → 2026-07-29 · 3 obs

○ 2018-07-29 14:37:50
● 2026-07-13 10:03:06
● 2026-07-29 13:42:16

●A172.67.156.802026-07-13 → 2026-07-29 · 3 obs

○ 2018-07-29 14:37:50
● 2026-07-13 10:03:06
● 2026-07-29 13:42:16

●A2606:4700:3030::ac43:9c502026-07-13 → 2026-07-29 · 3 obs

○ 2018-07-29 14:37:50
● 2026-07-13 10:03:06
● 2026-07-29 13:42:16

●A2606:4700:3036::6815:20e22026-07-13 → 2026-07-29 · 3 obs

○ 2018-07-29 14:37:50
● 2026-07-13 10:03:06
● 2026-07-29 13:42:16

○A52.58.78.162018-07-29 → 2018-07-29 · 4 obs

○ 2017-01-08 16:43:08
● 2018-07-29 14:37:50
○ 2026-07-13 10:03:06
○ 2026-07-29 13:42:16

○A64.32.26.892015-11-06 → 2016-01-23 · 4 obs

● 2015-11-06 19:17:24
● 2016-01-23 16:29:26
○ 2017-01-08 16:43:08
○ 2026-07-29 13:42:16

○A69.172.201.1532017-01-08 → 2017-01-08 · 4 obs

○ 2016-01-23 16:29:26
● 2017-01-08 16:43:08
○ 2018-07-29 14:37:50
○ 2026-07-29 13:42:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
638w.com	amalia.ns.cloudflare.com, leonard.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.194.94

NS records: amalia.ns.cloudflare.com, leonard.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 638w.com (unsigned zone)

⏱️ Timing

Total: 456ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.156.80, 104.21.32.226`
AAAA	2	`2606:4700:3036::6815:20e2, 2606:4700:3030::ac43:9c50`
NS	2	`amalia.ns.cloudflare.com, leonard.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`amalia.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

638w.com directs to four IP numbers, which are 104.21.32.226, 172.67.156.80, 2606:4700:3030::ac43:9c50 and 2606:4700:3036::6815:20e2.

Two other host names, along with penzion-ukaplicky-znojmo.cz, mir.pe and vsludnwow.fwzfw.com, also share IP numbers with 638w.com.

Name Servers

Two name servers handle the delegation for 638w.com: amalia.ns.cloudflare.com and leonard.ns.cloudflare.com.

638w.com shares its NS records with other domains, for example allcalls.com, irishstay.com, babaneebkarorimaharaj.com and two others.

The name servers of 638w.com overlap at least partially with those of other domains — among them nexthomehmr.com, destroyyourspir.it, eviters.mom and two more.

The name servers susan.ns.cloudflare.com, roman.ns.cloudflare.com and reese.ns.cloudflare.com are commonly seen alongside these name servers.

DNS names with 6 IP addresses:

amalia.ns.cloudflare.com resolves to 108.162.194.94, 162.159.38.94 and 172.64.34.94 among others, with 3 other IP addresses in total.

leonard.ns.cloudflare.com resolves to 108.162.195.54, 162.159.44.54 and 172.64.35.54 among others, with 3 other IP addresses in total.

638w.com - robtex.com

638w.com

com

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

`638w.com`

`com`