525system.com - dns.ninja

`525system.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3034::6815:7ac^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::ac43:bbf3^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.7.172^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.187.243^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`princess.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:2611^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`princess.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c211^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`princess.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2211^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`princess.ns.cloudflare.com`
		A	108.162.194.17^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`princess.ns.cloudflare.com`
		A	162.159.38.17^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`princess.ns.cloudflare.com`
		A	172.64.34.17^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`princess.ns.cloudflare.com`
NS	`sean.ns.cloudflare.com`
		A	2606:4700:58::adf5:3be7^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sean.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1e7^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`sean.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21e7^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`sean.ns.cloudflare.com`
		A	108.162.193.231^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sean.ns.cloudflare.com`
		A	172.64.33.231^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sean.ns.cloudflare.com`
		A	173.245.59.231^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sean.ns.cloudflare.com`
MX	`mx2.zoho.com` ⭐
		A	136.143.183.44^{🇺🇸 ZohoAS136.143.182.0/23 Zoho}
			PTR	`mx2.zoho.com`
			PTR	`mx3.zoho.com`
			PTR	`mx.zoho.com`
			PTR	`mx2.zohomail.com`
			PTR	`mx3.zohomail.com`
			PTR	`mx.zohomail.com`
MX	`mx3.zoho.com`⁽²⁰⁾
		A	204.141.43.44^{🇺🇸 ZohoAS204.141.42.0/23 Zoho Corporation}
			PTR	`mx2.zoho.com`
			PTR	`mx3.zoho.com`
			PTR	`mx6.zoho.com`
			PTR	`mx7.zoho.com`
			PTR	`mx8.zoho.com`
			PTR	`mx.zoho.com`
			PTR	`mx2.zohomail.com`
			PTR	`mx3.zohomail.com`
			PTR	`mx.zohomail.com`
MX	`mx.zoho.com`⁽⁵⁰⁾
		A	204.141.43.44^{🇺🇸 ZohoAS204.141.42.0/23 Zoho Corporation}
			PTR	`mx2.zoho.com`
			PTR	`mx3.zoho.com`
			PTR	`mx6.zoho.com`
			PTR	`mx7.zoho.com`
			PTR	`mx8.zoho.com`
			PTR	`mx.zoho.com`
			PTR	`mx2.zohomail.com`
			PTR	`mx3.zohomail.com`
			PTR	`mx.zohomail.com`
TXT	`google-site-verification=TEhG_scmnLiLiJiJDIqy-VeOOMaF6oNXbrCMBNPI8as`
TXT	`v=spf1 ip4:66.29.146.35 ip4:66.29.146.36 include:spf.web-hosting.com include:...`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.7.172, 172.67.187.243
		IPv6 hints	2606:4700:3034::6815:7ac, 2606:4700:3035::ac43:bbf3
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=18, name=cloudflare-ech.com
SOA	`princess.ns.cloudflare.com`dns@cloudflare.com serial=2412105645

`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=1786742619

Previously MX for

525system.com

Same first word

525system.com

DNS History

19 records (9 active, 10 former)

○NSns1.softwebdirect.com2016-12-20 → 2016-12-20 · 3 obs

● 2016-12-20 00:52:44
○ 2018-08-10 09:48:44
○ 2026-08-14 21:32:18

○NSns2.softwebdirect.com2016-12-20 → 2016-12-20 · 3 obs

● 2016-12-20 00:52:44
○ 2018-08-10 09:48:44
○ 2026-08-14 21:32:18

○NSns5.doveserver.com2018-08-10 → 2018-08-10 · 4 obs

○ 2016-12-20 00:52:44
● 2018-08-10 09:48:44
○ 2026-02-17 06:30:58
○ 2026-08-14 21:32:18

○NSns6.doveserver.com2018-08-10 → 2018-08-10 · 4 obs

○ 2016-12-20 00:52:44
● 2018-08-10 09:48:44
○ 2026-02-17 06:30:58
○ 2026-08-14 21:32:18

●NSprincess.ns.cloudflare.com2026-02-17 → 2026-08-14 · 3 obs

○ 2018-08-10 09:48:44
● 2026-02-17 06:30:58
● 2026-08-14 21:32:18

●NSsean.ns.cloudflare.com2026-02-17 → 2026-08-14 · 3 obs

○ 2018-08-10 09:48:44
● 2026-02-17 06:30:58
● 2026-08-14 21:32:18

○MX525system.com2016-12-20 → 2018-08-10 · 4 obs

● 2016-12-20 00:52:44
● 2018-08-10 09:48:44
○ 2026-02-17 06:30:58
○ 2026-08-14 21:32:18

●MXmx.zoho.com2026-02-17 → 2026-08-14 · 3 obs

○ 2018-08-10 09:48:44
● 2026-02-17 06:30:58
● 2026-08-14 21:32:18

●MXmx2.zoho.com2026-02-17 → 2026-08-14 · 3 obs

○ 2018-08-10 09:48:44
● 2026-02-17 06:30:58
● 2026-08-14 21:32:18

●MXmx3.zoho.com2026-02-17 → 2026-08-14 · 3 obs

○ 2018-08-10 09:48:44
● 2026-02-17 06:30:58
● 2026-08-14 21:32:18

●A104.21.7.1722026-02-17 → 2026-08-14 · 3 obs

○ 2018-08-10 09:48:44
● 2026-02-17 06:30:58
● 2026-08-14 21:32:18

●A172.67.187.2432026-02-17 → 2026-08-14 · 3 obs

○ 2018-08-10 09:48:44
● 2026-02-17 06:30:58
● 2026-08-14 21:32:18

○A23.227.135.342016-12-20 → 2016-12-20 · 3 obs

● 2016-12-20 00:52:44
○ 2018-08-10 09:48:44
○ 2026-08-14 21:32:18

○A2606:4700:130:436c:6f75:6466:6c61:72652026-03-20 → 2026-03-20 · 4 obs

○ 2026-03-20 06:33:54
● 2026-03-20 07:43:00
○ 2026-03-20 11:21:58
○ 2026-08-14 21:32:18

○A2606:4700:3031::ac43:bbf32026-02-17 → 2026-06-09 · 8 obs

○ 2018-08-10 09:48:44
● 2026-02-17 06:30:58
● 2026-03-20 06:33:54
○ 2026-03-20 07:43:00
● 2026-03-20 11:21:58
● 2026-06-09 23:37:10
○ 2026-07-05 04:28:48
○ 2026-08-14 21:32:18

●A2606:4700:3034::6815:7ac2026-07-05 → 2026-08-14 · 3 obs

○ 2026-06-09 23:37:10
● 2026-07-05 04:28:48
● 2026-08-14 21:32:18

○A2606:4700:3035::6815:7ac2026-02-17 → 2026-06-09 · 8 obs

○ 2018-08-10 09:48:44
● 2026-02-17 06:30:58
● 2026-03-20 06:33:54
○ 2026-03-20 07:43:00
● 2026-03-20 11:21:58
● 2026-06-09 23:37:10
○ 2026-07-05 04:28:48
○ 2026-08-14 21:32:18

●A2606:4700:3035::ac43:bbf32026-07-05 → 2026-08-14 · 3 obs

○ 2026-06-09 23:37:10
● 2026-07-05 04:28:48
● 2026-08-14 21:32:18

○A67.220.184.1462018-08-10 → 2018-08-10 · 4 obs

○ 2016-12-20 00:52:44
● 2018-08-10 09:48:44
○ 2026-02-17 06:30:58
○ 2026-08-14 21:32:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, i.gtld-servers.net, f.gtld-servers.net, b.gtld-servers.net...	-
525system.com	sean.ns.cloudflare.com, princess.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.231

NS records: sean.ns.cloudflare.com, princess.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 525system.com (unsigned zone)

⏱️ Timing

Total: 151ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.187.243, 104.21.7.172`
AAAA	2	`2606:4700:3035::ac43:bbf3, 2606:4700:3034::6815:7ac`
NS	2	`princess.ns.cloudflare.com, sean.ns.cloudflare.com`
MX	3	`mx.zoho.com (pri: 10), mx2.zoho.com (pri: 20)...`
TXT	2	`google-site-verification=TEhG_scmnLiLiJi, v=spf1 ip4:66.29.146.35 ip4:66.29.146.36`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`princess.ns.cloudflare.com dns.cloudflar`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

525system.com directs to four IP numbers, which are 104.21.7.172, 172.67.187.243, 2606:4700:3034::6815:7ac and 2606:4700:3035::ac43:bbf3.

Two other host names, along with boerse.cx, mail.cougardatingagent.com and currency-app.ru, also share IP numbers with 525system.com.

Name Servers

Two name servers handle the delegation for 525system.com: princess.ns.cloudflare.com and sean.ns.cloudflare.com.

525system.com shares its NS records with other domains, for example arithmeticoverflow.com, subinmec.com, bodegavirgendetopara.online and two others.

There is at least partial name server overlap between 525system.com and other domains — chinesischeszentrum.net, buyingdebt.net, who.net.vn and two more among them.

These name servers tend to appear in combination with the name servers luciana.ns.cloudflare.com, mark.ns.cloudflare.com, quentin.ns.cloudflare.com and chad.ns.cloudflare.com.

DNS names with 6 IP addresses:

princess.ns.cloudflare.com resolves to 108.162.194.17, 162.159.38.17 and 172.64.34.17 among others, with 3 other IP addresses in total.

sean.ns.cloudflare.com resolves to 108.162.193.231, 172.64.33.231 and 173.245.59.231 among others, with 3 other IP addresses in total.

Mail Servers

Incoming mail for 525system.com is delivered via three mail servers: mx2.zoho.com, mx3.zoho.com and mx.zoho.com.

There is at least a partial MX overlap between 525system.com and other domains, including iac.org, cyberry.us, aromartis.com and two others.

Each of mx2.zoho.com, mx3.zoho.com and mx.zoho.com resolves to one IP address: mx2.zoho.com to 136.143.183.44, and both mx3.zoho.com and mx.zoho.com to 204.141.43.44.

mx3.zoho.com along with mx.zoho.com each resolve to 204.141.43.44 IP addresses.