`iscjudge.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::6815:25cb^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::ac43:d4e5^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.37.203^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.212.229^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`quentin.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c07^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`quentin.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c307^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`quentin.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2307^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`quentin.ns.cloudflare.com`
		A	108.162.195.7^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`quentin.ns.cloudflare.com`
		A	162.159.44.7^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`quentin.ns.cloudflare.com`
		A	172.64.35.7^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`quentin.ns.cloudflare.com`
NS	`zoe.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a95^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zoe.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c095^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`zoe.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2095^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`zoe.ns.cloudflare.com`
		A	108.162.192.149^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zoe.ns.cloudflare.com`
		A	172.64.32.149^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zoe.ns.cloudflare.com`
		A	173.245.58.149^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zoe.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.37.203, 172.67.212.229
		IPv6 hints	2606:4700:3033::6815:25cb, 2606:4700:3034::ac43:d4e5
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=213, name=cloudflare-ech.com
SOA	`quentin.ns.cloudflare.com`dns@cloudflare.com serial=2410088269

`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=1785698047

Same first word

iscjudge.com

DNS History

16 records (6 active, 10 former)

○NSdns1.registrar-servers.com2017-08-10 → 2017-08-10 · 3 obs

● 2017-08-10 03:08:50
○ 2026-06-23 18:08:08
○ 2026-08-02 19:24:50

○NSdns2.registrar-servers.com2017-08-10 → 2017-08-10 · 3 obs

● 2017-08-10 03:08:50
○ 2026-06-23 18:08:08
○ 2026-08-02 19:24:50

●NSquentin.ns.cloudflare.com2026-06-23 → 2026-08-02 · 3 obs

○ 2017-08-10 03:08:50
● 2026-06-23 18:08:08
● 2026-08-02 19:24:50

●NSzoe.ns.cloudflare.com2026-06-23 → 2026-08-02 · 3 obs

○ 2017-08-10 03:08:50
● 2026-06-23 18:08:08
● 2026-08-02 19:24:50

○MXeforward1.registrar-servers.com2017-08-10 → 2017-08-10 · 3 obs

● 2017-08-10 03:08:50
○ 2026-06-23 18:08:08
○ 2026-08-02 19:24:50

○MXeforward2.registrar-servers.com2017-08-10 → 2017-08-10 · 3 obs

● 2017-08-10 03:08:50
○ 2026-06-23 18:08:08
○ 2026-08-02 19:24:50

○MXeforward3.registrar-servers.com2017-08-10 → 2017-08-10 · 3 obs

● 2017-08-10 03:08:50
○ 2026-06-23 18:08:08
○ 2026-08-02 19:24:50

○MXeforward4.registrar-servers.com2017-08-10 → 2017-08-10 · 3 obs

● 2017-08-10 03:08:50
○ 2026-06-23 18:08:08
○ 2026-08-02 19:24:50

○MXeforward5.registrar-servers.com2017-08-10 → 2017-08-10 · 3 obs

● 2017-08-10 03:08:50
○ 2026-06-23 18:08:08
○ 2026-08-02 19:24:50

●A104.21.37.2032026-06-23 → 2026-08-02 · 3 obs

○ 2017-08-10 03:08:50
● 2026-06-23 18:08:08
● 2026-08-02 19:24:50

●A172.67.212.2292026-06-23 → 2026-08-02 · 3 obs

○ 2017-08-10 03:08:50
● 2026-06-23 18:08:08
● 2026-08-02 19:24:50

○A192.64.119.2142017-08-10 → 2017-08-10 · 3 obs

● 2017-08-10 03:08:50
○ 2026-06-23 18:08:08
○ 2026-08-02 19:24:50

○A2606:4700:3031::6815:25cb2026-06-23 → 2026-06-23 · 4 obs

○ 2017-08-10 03:08:50
● 2026-06-23 18:08:08
○ 2026-06-24 23:13:16
○ 2026-08-02 19:24:50

●A2606:4700:3033::6815:25cb2026-06-24 → 2026-08-02 · 3 obs

○ 2026-06-23 18:08:08
● 2026-06-24 23:13:16
● 2026-08-02 19:24:50

●A2606:4700:3034::ac43:d4e52026-06-24 → 2026-08-02 · 3 obs

○ 2026-06-23 18:08:08
● 2026-06-24 23:13:16
● 2026-08-02 19:24:50

○A2606:4700:3037::ac43:d4e52026-06-23 → 2026-06-23 · 4 obs

○ 2017-08-10 03:08:50
● 2026-06-23 18:08:08
○ 2026-06-24 23:13:16
○ 2026-08-02 19:24:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
iscjudge.com	zoe.ns.cloudflare.com, quentin.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:162.159.44.7

NS records: zoe.ns.cloudflare.com, quentin.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for iscjudge.com (unsigned zone)

⏱️ Timing

Total: 136ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.212.229, 104.21.37.203`
AAAA	2	`2606:4700:3033::6815:25cb, 2606:4700:3034::ac43:d4e5`
NS	2	`quentin.ns.cloudflare.com, zoe.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`quentin.ns.cloudflare.com dns.cloudflare`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

iscjudge.com points to the four IP addresses 104.21.37.203, 172.67.212.229, 2606:4700:3033::6815:25cb and 2606:4700:3034::ac43:d4e5.

Two other host names, along with brindlelabsio.click, rewardgarden.shop and easyjikuai.com, also share IP numbers with iscjudge.com.

Name Servers

DNS delegation for iscjudge.com points to two name servers: quentin.ns.cloudflare.com and zoe.ns.cloudflare.com.

iscjudge.com shares its NS records with other domains, for example dianchun.com.cn, yyy360.com, alwine-3.cfd and two others.

There is at least partial name server overlap between iscjudge.com and other domains — skrause.com, nsc.com.na, coronacactus.com and two more among them.

These name servers frequently co-occur with the name servers lia.ns.cloudflare.com and aiden.ns.cloudflare.com.

DNS names with 6 IP addresses:

quentin.ns.cloudflare.com has IP addresses 108.162.195.7, 162.159.44.7 and 172.64.35.7, plus 3 other.

zoe.ns.cloudflare.com has IP addresses 108.162.192.149, 172.64.32.149 and 173.245.58.149, plus 3 other.

iscjudge.com - robtex.com

iscjudge.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

`iscjudge.com`

`com`