systemdesign.org - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`systemdesign.org`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::6815:5744^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::ac43:8e2d^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.87.68^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.142.45^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`keenan.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c0b^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`keenan.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c30b^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`keenan.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:230b^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`keenan.ns.cloudflare.com`
		A	108.162.195.11^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`keenan.ns.cloudflare.com`
		A	162.159.44.11^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`keenan.ns.cloudflare.com`
		A	172.64.35.11^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`keenan.ns.cloudflare.com`
NS	`nia.ns.cloudflare.com`
		A	2606:4700:50::adf5:3ad2^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nia.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0d2^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`nia.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20d2^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`nia.ns.cloudflare.com`
		A	108.162.192.210^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nia.ns.cloudflare.com`
		A	172.64.32.210^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nia.ns.cloudflare.com`
		A	173.245.58.210^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nia.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.87.68, 172.67.142.45
		IPv6 hints	2606:4700:3033::6815:5744, 2606:4700:3035::ac43:8e2d
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=100, name=cloudflare-ech.com
SOA	`keenan.ns.cloudflare.com`dns@cloudflare.com serial=2411167551

`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=1786952977

Same first word

Similar names

DNS History

15 records (6 active, 9 former)

●NSkeenan.ns.cloudflare.com2026-02-22 → 2026-08-17 · 3 obs

○ 2017-04-22 17:05:40
● 2026-02-22 23:04:14
● 2026-08-17 08:19:24

●NSnia.ns.cloudflare.com2026-02-22 → 2026-08-17 · 3 obs

○ 2017-04-22 17:05:40
● 2026-02-22 23:04:14
● 2026-08-17 08:19:24

○NSns.buydomains.com2015-08-08 → 2017-04-22 · 4 obs

● 2015-08-08 01:41:42
● 2017-04-22 17:05:40
○ 2026-02-22 23:04:14
○ 2026-08-17 08:19:24

●A104.21.87.682026-02-22 → 2026-08-17 · 8 obs

○ 2017-04-22 17:05:40
● 2026-02-22 23:04:14
○ 2026-03-04 15:14:28
● 2026-03-04 23:18:50
○ 2026-07-15 09:46:34
● 2026-07-17 12:13:32
○ 2026-08-01 01:28:42
● 2026-08-17 08:19:24

●A172.67.142.452026-02-22 → 2026-08-17 · 8 obs

○ 2017-04-22 17:05:40
● 2026-02-22 23:04:14
○ 2026-03-04 15:14:28
● 2026-03-04 23:18:50
○ 2026-07-15 09:46:34
● 2026-07-17 12:13:32
○ 2026-08-01 01:28:42
● 2026-08-17 08:19:24

○A188.114.96.02026-03-04 → 2026-08-01 · 7 obs

○ 2026-02-22 23:04:14
● 2026-03-04 15:14:28
○ 2026-03-04 23:18:50
● 2026-07-15 09:46:34
○ 2026-07-17 12:13:32
● 2026-08-01 01:28:42
○ 2026-08-17 08:19:24

○A188.114.97.02026-03-04 → 2026-08-01 · 7 obs

○ 2026-02-22 23:04:14
● 2026-03-04 15:14:28
○ 2026-03-04 23:18:50
● 2026-07-15 09:46:34
○ 2026-07-17 12:13:32
● 2026-08-01 01:28:42
○ 2026-08-17 08:19:24

○A207.148.248.1432017-04-22 → 2017-04-22 · 4 obs

○ 2016-07-20 23:54:04
● 2017-04-22 17:05:40
○ 2026-02-22 23:04:14
○ 2026-08-17 08:19:24

○A2606:4700:3031::6815:57442026-02-22 → 2026-06-09 · 7 obs

○ 2017-04-22 17:05:40
● 2026-02-22 23:04:14
○ 2026-03-04 15:14:28
● 2026-03-04 23:18:50
● 2026-06-09 00:08:38
○ 2026-06-26 19:50:02
○ 2026-08-17 08:19:24

○A2606:4700:3032::ac43:8e2d2026-02-22 → 2026-06-09 · 7 obs

○ 2017-04-22 17:05:40
● 2026-02-22 23:04:14
○ 2026-03-04 15:14:28
● 2026-03-04 23:18:50
● 2026-06-09 00:08:38
○ 2026-06-26 19:50:02
○ 2026-08-17 08:19:24

●A2606:4700:3033::6815:57442026-06-26 → 2026-08-17 · 6 obs

○ 2026-06-09 00:08:38
● 2026-06-26 19:50:02
○ 2026-07-15 09:46:34
● 2026-07-17 12:13:32
○ 2026-08-01 01:28:42
● 2026-08-17 08:19:24

●A2606:4700:3035::ac43:8e2d2026-06-26 → 2026-08-17 · 6 obs

○ 2026-06-09 00:08:38
● 2026-06-26 19:50:02
○ 2026-07-15 09:46:34
● 2026-07-17 12:13:32
○ 2026-08-01 01:28:42
● 2026-08-17 08:19:24

○A2a06:98c1:3120::2026-03-04 → 2026-08-01 · 7 obs

○ 2026-02-22 23:04:14
● 2026-03-04 15:14:28
○ 2026-03-04 23:18:50
● 2026-07-15 09:46:34
○ 2026-07-17 12:13:32
● 2026-08-01 01:28:42
○ 2026-08-17 08:19:24

○A2a06:98c1:3121::2026-03-04 → 2026-08-01 · 7 obs

○ 2026-02-22 23:04:14
● 2026-03-04 15:14:28
○ 2026-03-04 23:18:50
● 2026-07-15 09:46:34
○ 2026-07-17 12:13:32
● 2026-08-01 01:28:42
○ 2026-08-17 08:19:24

○A50.63.202.1042015-08-08 → 2016-07-20 · 4 obs

● 2015-08-08 01:41:42
● 2016-07-20 23:54:04
○ 2017-04-22 17:05:40
○ 2026-08-17 08:19:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b2.org.afilias-nst.org, b0.org.afilias-nst.org, d0.org.afilias-nst.org	-
systemdesign.org	nia.ns.cloudflare.com, keenan.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.32.210

NS records: nia.ns.cloudflare.com, keenan.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for systemdesign.org (unsigned zone)

⏱️ Timing

Total: 1850ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.142.45, 104.21.87.68`
AAAA	2	`2606:4700:3035::ac43:8e2d, 2606:4700:3033::6815:5744`
NS	2	`keenan.ns.cloudflare.com, nia.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`keenan.ns.cloudflare.com dns.cloudflare.`

Analysis

IP Addresses

systemdesign.org has four IP addresses: 104.21.87.68, 172.67.142.45, 2606:4700:3033::6815:5744 and 2606:4700:3035::ac43:8e2d.

Two other host names, along with pralendic.store, openwayes.com and bugsniff.com, also share IP numbers with systemdesign.org.

Name Servers

systemdesign.org has two authoritative name servers — keenan.ns.cloudflare.com and nia.ns.cloudflare.com.

systemdesign.org shares its NS records with other domains, for example storminternational.com.au, dermamed.com.gt, emom-timer-ax7.pages.dev and two others.

systemdesign.org has at least partial name server overlap with other domains, such as confirmation-id1565.com, cdn-fc.com, bingo.plus and two others.

It is common to find these name servers paired with the name servers bailey.ns.cloudflare.com, marjory.ns.cloudflare.com, savanna.ns.cloudflare.com and ethan.ns.cloudflare.com.

DNS names with 6 IP addresses:

keenan.ns.cloudflare.com points to 108.162.195.11, 162.159.44.11, 172.64.35.11 and 3 other IP addresses.

nia.ns.cloudflare.com points to 108.162.192.210, 172.64.32.210, 173.245.58.210 and 3 other IP addresses.