`qcsc.org`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::ac43:a029^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:ebd^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.14.189^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.160.41^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`cass.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a51^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cass.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c051^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`cass.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2051^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`cass.ns.cloudflare.com`
		A	108.162.192.81^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cass.ns.cloudflare.com`
		A	172.64.32.81^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cass.ns.cloudflare.com`
		A	173.245.58.81^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cass.ns.cloudflare.com`
NS	`nitin.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bd7^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nitin.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1d7^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`nitin.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21d7^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`nitin.ns.cloudflare.com`
		A	108.162.193.215^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nitin.ns.cloudflare.com`
		A	172.64.33.215^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nitin.ns.cloudflare.com`
		A	173.245.59.215^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nitin.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.14.189, 172.67.160.41
		IPv6 hints	2606:4700:3031::ac43:a029, 2606:4700:3037::6815:ebd
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=123, name=cloudflare-ech.com
SOA	`cass.ns.cloudflare.com`dns@cloudflare.com serial=2407456134

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1784663537

Same first word

qcsc.net

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qcsc.cn

qcsc.co.za

qcsc.mobi

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DNS History

12 records (6 active, 6 former)

●NScass.ns.cloudflare.com2026-04-04 → 2026-07-21 · 2 obs

● 2026-04-04 18:03:54
● 2026-07-21 20:06:42

●NSnitin.ns.cloudflare.com2026-04-04 → 2026-07-21 · 2 obs

● 2026-04-04 18:03:54
● 2026-07-21 20:06:42

●A104.21.14.1892026-04-04 → 2026-07-21 · 6 obs

● 2026-04-04 18:03:54
○ 2026-04-12 12:11:28
● 2026-04-16 02:01:48
○ 2026-05-27 13:50:18
● 2026-06-01 10:07:58
● 2026-07-21 20:06:42

●A172.67.160.412026-04-04 → 2026-07-21 · 6 obs

● 2026-04-04 18:03:54
○ 2026-04-12 12:11:28
● 2026-04-16 02:01:48
○ 2026-05-27 13:50:18
● 2026-06-01 10:07:58
● 2026-07-21 20:06:42

○A188.114.96.02026-04-12 → 2026-05-27 · 6 obs

○ 2026-04-04 18:03:54
● 2026-04-12 12:11:28
○ 2026-04-16 02:01:48
● 2026-05-27 13:50:18
○ 2026-06-01 10:07:58
○ 2026-07-21 20:06:42

○A188.114.97.02026-04-12 → 2026-05-27 · 6 obs

○ 2026-04-04 18:03:54
● 2026-04-12 12:11:28
○ 2026-04-16 02:01:48
● 2026-05-27 13:50:18
○ 2026-06-01 10:07:58
○ 2026-07-21 20:06:42

○A2606:4700:3031::6815:ebd2026-04-04 → 2026-06-01 · 7 obs

● 2026-04-04 18:03:54
○ 2026-04-12 12:11:28
● 2026-04-16 02:01:48
○ 2026-05-27 13:50:18
● 2026-06-01 10:07:58
○ 2026-06-26 03:55:54
○ 2026-07-21 20:06:42

●A2606:4700:3031::ac43:a0292026-06-26 → 2026-07-21 · 3 obs

○ 2026-06-01 10:07:58
● 2026-06-26 03:55:54
● 2026-07-21 20:06:42

○A2606:4700:3036::ac43:a0292026-04-04 → 2026-06-01 · 7 obs

● 2026-04-04 18:03:54
○ 2026-04-12 12:11:28
● 2026-04-16 02:01:48
○ 2026-05-27 13:50:18
● 2026-06-01 10:07:58
○ 2026-06-26 03:55:54
○ 2026-07-21 20:06:42

●A2606:4700:3037::6815:ebd2026-06-26 → 2026-07-21 · 3 obs

○ 2026-06-01 10:07:58
● 2026-06-26 03:55:54
● 2026-07-21 20:06:42

○A2a06:98c1:3120::2026-04-12 → 2026-05-27 · 6 obs

○ 2026-04-04 18:03:54
● 2026-04-12 12:11:28
○ 2026-04-16 02:01:48
● 2026-05-27 13:50:18
○ 2026-06-01 10:07:58
○ 2026-07-21 20:06:42

○A2a06:98c1:3121::2026-04-12 → 2026-05-27 · 6 obs

○ 2026-04-04 18:03:54
● 2026-04-12 12:11:28
○ 2026-04-16 02:01:48
● 2026-05-27 13:50:18
○ 2026-06-01 10:07:58
○ 2026-07-21 20:06:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	d0.org.afilias-nst.org, b2.org.afilias-nst.org, b0.org.afilias-nst.org	-
qcsc.org	nitin.ns.cloudflare.com, cass.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.193.215

NS records: nitin.ns.cloudflare.com, cass.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for qcsc.org (unsigned zone)

⏱️ Timing

Total: 523ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.160.41, 104.21.14.189`
AAAA	2	`2606:4700:3031::ac43:a029, 2606:4700:3037::6815:ebd`
NS	2	`cass.ns.cloudflare.com, nitin.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`cass.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

qcsc.org has four IP addresses: 104.21.14.189, 172.67.160.41, 2606:4700:3031::ac43:a029 and 2606:4700:3037::6815:ebd.

aq609.com, airconditioningrepairstratford.com, 39996.cn and two other host names share IP numbers with qcsc.org.

Name Servers

DNS delegation for qcsc.org points to two name servers: cass.ns.cloudflare.com and nitin.ns.cloudflare.com.

qcsc.org uses the same name servers as several other domains — among them zumadeluxe.org, berkang.com, laubachsandiego.org and two more.

qcsc.org partially shares its NS delegation with several other domains, including cirque-du-soleil.me, 0xbet-casino-pl.com, 59591117csmhmdq213.top and two others.

These name servers often co-occur with the name servers aragorn.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

cass.ns.cloudflare.com has IP addresses 108.162.192.81, 172.64.32.81 and 173.245.58.81, plus 3 other.

nitin.ns.cloudflare.com has IP addresses 108.162.193.215, 172.64.33.215 and 173.245.59.215, plus 3 other.

qcsc.org - robtex.com

qcsc.org

org

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

`qcsc.org`

`org`