`klassgo.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:4150^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::ac43:bd67^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.65.80^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.189.103^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`andy.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b65^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`andy.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c165^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`andy.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2165^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`andy.ns.cloudflare.com`
		A	108.162.193.101^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`andy.ns.cloudflare.com`
		A	172.64.33.101^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`andy.ns.cloudflare.com`
		A	173.245.59.101^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`andy.ns.cloudflare.com`
NS	`magali.ns.cloudflare.com`
		A	2606:4700:50::a29f:261d^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`magali.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c21d^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`magali.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:221d^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`magali.ns.cloudflare.com`
		A	108.162.194.29^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`magali.ns.cloudflare.com`
		A	162.159.38.29^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`magali.ns.cloudflare.com`
		A	172.64.34.29^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`magali.ns.cloudflare.com`
MX	`eforward1.registrar-servers.com` ⭐
		A	162.255.118.51^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward1.registrar-servers.com`
			PTR	`eforward3.registrar-servers.com`
MX	`eforward2.registrar-servers.com` ⭐
		A	162.255.118.52^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward2.registrar-servers.com`
MX	`eforward3.registrar-servers.com` ⭐
		A	162.255.118.51^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward1.registrar-servers.com`
			PTR	`eforward3.registrar-servers.com`
MX	`eforward4.registrar-servers.com`⁽¹⁵⁾
		A	162.255.118.52^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward2.registrar-servers.com`
MX	`eforward5.registrar-servers.com`⁽²⁰⁾
		A	162.255.118.51^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward1.registrar-servers.com`
			PTR	`eforward3.registrar-servers.com`
TXT	`v=spf1 include:spf.efwd.registrar-servers.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.65.80, 172.67.189.103
		IPv6 hints	2606:4700:3031::6815:4150, 2606:4700:3035::ac43:bd67
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=25, name=cloudflare-ech.com
SOA	`andy.ns.cloudflare.com`dns@cloudflare.com serial=2399042853

`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=1776036477

Same first word

klassgo.com

Similar names

alsokgs.jp

glassok.com

okglass.cn

koglass.it

okglass.com

okglass.no

goklass.net

skalogs.com

goklass.com

asklogs.com

salskog.se

DNS History

17 records (11 active, 6 former)

●NSandy.ns.cloudflare.com2026-04-07 → 2026-04-12 · 3 obs

○ 2018-05-12 06:35:44
● 2026-04-07 19:00:06
● 2026-04-12 23:43:40

●NSmagali.ns.cloudflare.com2026-04-07 → 2026-04-12 · 3 obs

○ 2018-05-12 06:35:44
● 2026-04-07 19:00:06
● 2026-04-12 23:43:40

○NSns59.domaincontrol.com2018-05-12 → 2018-05-12 · 3 obs

● 2018-05-12 06:35:44
○ 2026-04-07 19:00:06
○ 2026-04-12 23:43:40

○NSns60.domaincontrol.com2018-05-12 → 2018-05-12 · 3 obs

● 2018-05-12 06:35:44
○ 2026-04-07 19:00:06
○ 2026-04-12 23:43:40

●MXeforward1.registrar-servers.com2026-04-07 → 2026-04-12 · 2 obs

● 2026-04-07 19:00:06
● 2026-04-12 23:43:40

●MXeforward2.registrar-servers.com2026-04-07 → 2026-04-12 · 2 obs

● 2026-04-07 19:00:06
● 2026-04-12 23:43:40

●MXeforward3.registrar-servers.com2026-04-07 → 2026-04-12 · 2 obs

● 2026-04-07 19:00:06
● 2026-04-12 23:43:40

●MXeforward4.registrar-servers.com2026-04-07 → 2026-04-12 · 2 obs

● 2026-04-07 19:00:06
● 2026-04-12 23:43:40

●MXeforward5.registrar-servers.com2026-04-07 → 2026-04-12 · 2 obs

● 2026-04-07 19:00:06
● 2026-04-12 23:43:40

●A104.21.65.802026-04-07 → 2026-04-12 · 3 obs

○ 2018-05-12 06:35:44
● 2026-04-07 19:00:06
● 2026-04-12 23:43:40

○A160.153.136.32018-05-12 → 2018-05-12 · 3 obs

● 2018-05-12 06:35:44
○ 2026-04-07 19:00:06
○ 2026-04-12 23:43:40

●A172.67.189.1032026-04-07 → 2026-04-12 · 3 obs

○ 2018-05-12 06:35:44
● 2026-04-07 19:00:06
● 2026-04-12 23:43:40

○A182.50.132.2422018-05-12 → 2018-05-12 · 3 obs

● 2018-05-12 06:35:44
○ 2026-04-07 19:00:06
○ 2026-04-12 23:43:40

○A198.71.232.32018-05-12 → 2018-05-12 · 3 obs

● 2018-05-12 06:35:44
○ 2026-04-07 19:00:06
○ 2026-04-12 23:43:40

●A2606:4700:3031::6815:41502026-04-07 → 2026-04-12 · 3 obs

○ 2018-05-12 06:35:44
● 2026-04-07 19:00:06
● 2026-04-12 23:43:40

●A2606:4700:3035::ac43:bd672026-04-07 → 2026-04-12 · 3 obs

○ 2018-05-12 06:35:44
● 2026-04-07 19:00:06
● 2026-04-12 23:43:40

○A72.167.191.692018-05-12 → 2018-05-12 · 3 obs

● 2018-05-12 06:35:44
○ 2026-04-07 19:00:06
○ 2026-04-12 23:43:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	j.gtld-servers.net, b.gtld-servers.net, f.gtld-servers.net, c.gtld-servers.net...	-
klassgo.com	andy.ns.cloudflare.com, magali.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.101

NS records: andy.ns.cloudflare.com, magali.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for klassgo.com (unsigned zone)

⏱️ Timing

Total: 138ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.65.80, 172.67.189.103`
AAAA	2	`2606:4700:3031::6815:4150, 2606:4700:3035::ac43:bd67`
NS	2	`andy.ns.cloudflare.com, magali.ns.cloudflare.com`
MX	5	`eforward1.registrar-servers.com (pri: 10, eforward2.registrar-servers.com (pri: 10...`
TXT	1	`v=spf1 include:spf.efwd.registrar-server`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`andy.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

klassgo.com refers to four IP numbers: 2606:4700:3031::6815:4150, 2606:4700:3035::ac43:bd67, 104.21.65.80 and 172.67.189.103.

Other host names, for instance salonimmobilierdeparis.fr, www.(0x7868616d73746572)-hd.com, server.trainshop.se, pokerprofessor.com and trainshop.se share IP numbers with klassgo.com.

Name Servers

klassgo.com's delegation uses two name servers: andy.ns.cloudflare.com and magali.ns.cloudflare.com.

klassgo.com uses the same name server setup as other domains, such as wsh-institute.sg, soksehatzone.info, livesteaming.com, innertonen.info and rokkon.org.

klassgo.com at least partially shares name servers with other domains, including agridon.com, whiteselectronics.com, casinomaxdeck.us, brightcasinoplus.com and zvn-whatsapp.hl.cn.

These name servers are often used with lauryn.ns.cloudflare.com and amanda.ns.cloudflare.com.

Host names with six IP numbers:

andy.ns.cloudflare.com points to 2606:4700:58::adf5:3b65, 2803:f800:50::6ca2:c165, 2a06:98c1:50::ac40:2165, 108.162.193.101, 172.64.33.101 and 173.245.59.101.

magali.ns.cloudflare.com points to 2606:4700:50::a29f:261d, 2803:f800:50::6ca2:c21d, 2a06:98c1:50::ac40:221d, 108.162.194.29, 162.159.38.29 and 172.64.34.29.

Mail Servers

klassgo.com is handled by five mail servers: eforward1.registrar-servers.com, eforward2.registrar-servers.com, eforward3.registrar-servers.com, eforward4.registrar-servers.com and eforward5.registrar-servers.com.

klassgo.com shares at least some mail servers with other domains, for example yzc62.com, bluehousebooks.com, ligadecavalheiros.com, bobgmusic.com and clickbazars.com.

These mail servers are often used with eforward6.registrar-servers.com and eforward7.registrar-servers.com.

Host names with one IP number

eforward1.registrar-servers.com points to 162.255.118.51.

eforward2.registrar-servers.com points to 162.255.118.52.

eforward3.registrar-servers.com points to 162.255.118.51.

eforward4.registrar-servers.com points to 162.255.118.52.

eforward5.registrar-servers.com points to 162.255.118.51.

Host names that point to 162.255.118.51: eforward1.registrar-servers.com, eforward3.registrar-servers.com and eforward5.registrar-servers.com.

Host names that point to 162.255.118.52: eforward2.registrar-servers.com and eforward4.registrar-servers.com.

klassgo.com - robtex.com

klassgo.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

Mail Servers

`klassgo.com`

`com`