`com-online-system.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:9fb8^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3032::6815:95a^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.9.90^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.159.184^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`nicolas.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c54^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nicolas.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c354^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`nicolas.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2354^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`nicolas.ns.cloudflare.com`
		A	108.162.195.84^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nicolas.ns.cloudflare.com`
		A	162.159.44.84^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nicolas.ns.cloudflare.com`
		A	172.64.35.84^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nicolas.ns.cloudflare.com`
NS	`ulla.ns.cloudflare.com`
		A	2606:4700:50::adf5:3ae9^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ulla.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0e9^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ulla.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20e9^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ulla.ns.cloudflare.com`
		A	108.162.192.233^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ulla.ns.cloudflare.com`
		A	172.64.32.233^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ulla.ns.cloudflare.com`
		A	173.245.58.233^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ulla.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.9.90, 172.67.159.184
		IPv6	2606:4700:3030::ac43:9fb8, 2606:4700:3032::6815:95a
SOA	`nicolas.ns.cloudflare.com`dns@cloudflare.com serial=2396741470

`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=1774651467

⚠️ On DNS blocklist: tif

Same first word

com-online-system.com

DNS History

6 records (6 active, 0 former)

●NSnicolas.ns.cloudflare.com2026-03-10 → 2026-03-27 · 2 obs

● 2026-03-10 16:20:14
● 2026-03-27 23:13:54

●NSulla.ns.cloudflare.com2026-03-10 → 2026-03-27 · 2 obs

● 2026-03-10 16:20:14
● 2026-03-27 23:13:54

●A104.21.9.902026-03-10 → 2026-03-27 · 2 obs

● 2026-03-10 16:20:14
● 2026-03-27 23:13:54

●A172.67.159.1842026-03-10 → 2026-03-27 · 2 obs

● 2026-03-10 16:20:14
● 2026-03-27 23:13:54

●A2606:4700:3030::ac43:9fb82026-03-10 → 2026-03-27 · 2 obs

● 2026-03-10 16:20:14
● 2026-03-27 23:13:54

●A2606:4700:3032::6815:95a2026-03-10 → 2026-03-27 · 2 obs

● 2026-03-10 16:20:14
● 2026-03-27 23:13:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
com-online-system.com	ulla.ns.cloudflare.com, nicolas.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.195.84

NS records: ulla.ns.cloudflare.com, nicolas.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for com-online-system.com (unsigned zone)

⏱️ Timing

Total: 103ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.9.90, 172.67.159.184`
AAAA	2	`2606:4700:3030::ac43:9fb8, 2606:4700:3032::6815:95a`
NS	2	`nicolas.ns.cloudflare.com, ulla.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`nicolas.ns.cloudflare.com dns.cloudflare`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

com-online-system.com points to four IP numbers: 2606:4700:3030::ac43:9fb8, 2606:4700:3032::6815:95a, 104.21.9.90 and 172.67.159.184.

Other host names, for instance chinaruier.com, centoscert.com, untrust.de, producteurs-caroux.fr and www.drikarossi.com.br share IP numbers with com-online-system.com.

Name Servers

com-online-system.com is delegated to two name servers: nicolas.ns.cloudflare.com and ulla.ns.cloudflare.com.

com-online-system.com uses the same name server setup as other domains, for instance totalfirme.ro, ticktock.radio, uber.radio, totalfirme.com and vooz.world.

com-online-system.com shares name servers with other domains at least partially, for instance d03d.com, cjstones.com, aadvancedtruckcaps.com, upperhand.org and chsrv.com.

these name servers are commonly used together with clay.ns.cloudflare.com and nitin.ns.cloudflare.com.

Host names with six IP numbers: nicolas.ns.cloudflare.com points to 2606:4700:58::a29f:2c54, 2803:f800:50::6ca2:c354, 2a06:98c1:50::ac40:2354, 108.162.195.84, 162.159.44.84 and 172.64.35.84; ulla.ns.cloudflare.com points to 2606:4700:50::adf5:3ae9, 2803:f800:50::6ca2:c0e9, 2a06:98c1:50::ac40:20e9, 108.162.192.233, 172.64.32.233 and 173.245.58.233.

com-online-system.com - robtex.com