🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`using.systems`

DNSSEC	⚠️ Not signed
A	2606:4700:3036::6815:40a2^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:98c3^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.64.162^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.152.195^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`barbara.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3af8^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`barbara.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0f8^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`barbara.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20f8^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`barbara.ns.cloudflare.com`
		A	108.162.192.248^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	172.64.32.248^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	173.245.58.248^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`lars.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bc3^{Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	2803:f800:50::6ca2:c1c3^{Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
		A	2a06:98c1:50::ac40:21c3^{Cloudflare2a06:98c1:50::/45}
		A	108.162.193.195^{Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	172.64.33.195^{Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	173.245.59.195^{Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
MX	`smtp.google.com` ⭐
		A	2a00:1450:4013:c1c::1a^{🇳🇱 Google2a00:1450:4013::/48}
			PTR	`yugrqog-in-f26.1e100.net`
		A	2a00:1450:4013:c1c::1b^{🇳🇱 Google2a00:1450:4013::/48}
			PTR	`yugrqog-in-f27.1e100.net`
		A	2a00:1450:4013:c22::1b^{🇳🇱 Google2a00:1450:4013::/48}
			PTR	`yugrqfv-in-f27.1e100.net`
		A	2a00:1450:4013:c24::1a^{🇳🇱 Google2a00:1450:4013::/48}
			PTR	`yugrqxp-in-f26.1e100.net`
		A	108.177.127.26^{🇺🇸 Google108.177.127.0/24}
		A	108.177.127.27^{🇺🇸 Google108.177.127.0/24}
		A	142.251.31.26^{🇺🇸 Google142.251.31.0/24}
			PTR	`eq-in-f26.1e100.net`
		A	172.217.218.26^{🇺🇸 Google172.217.218.0/24}
			PTR	`en-in-f26.1e100.net`
		A	172.217.218.27^{🇺🇸 Google172.217.218.0/24}
TXT	`MS=ms86983007`
TXT	`v=spf1 include:_spf.google.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.64.162, 172.67.152.195
		IPv6 hints	2606:4700:3036::6815:40a2, 2606:4700:3037::ac43:98c3
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=86, name=cloudflare-ech.com
SOA	`barbara.ns.cloudflare.com`dns@cloudflare.com serial=2416583215

`systems`

	DNSSEC	🔒 Signed (DS record present)
	NS	`v0n0.nic.systems` ⭐
	NS	`v0n1.nic.systems`
	NS	`v0n2.nic.systems`
	NS	`v0n3.nic.systems`
	NS	`v2n0.nic.systems`
	NS	`v2n1.nic.systems`
	SOA	`v0n0.nic.systems`hostmaster@donuts.email serial=1792983634

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Previous names

Next names

DNS History

7 records (7 active, 0 former)

●NSbarbara.ns.cloudflare.com2026-09-07 → 2026-10-26 · 2 obs

● 2026-09-07 03:01:10
● 2026-10-26 03:22:42

●NSlars.ns.cloudflare.com2026-09-07 → 2026-10-26 · 2 obs

● 2026-09-07 03:01:10
● 2026-10-26 03:22:42

●MXsmtp.google.com2026-09-07 → 2026-10-26 · 2 obs

● 2026-09-07 03:01:10
● 2026-10-26 03:22:42

●A104.21.64.1622026-09-07 → 2026-10-26 · 2 obs

● 2026-09-07 03:01:10
● 2026-10-26 03:22:42

●A172.67.152.1952026-09-07 → 2026-10-26 · 2 obs

● 2026-09-07 03:01:10
● 2026-10-26 03:22:42

●A2606:4700:3036::6815:40a22026-09-07 → 2026-10-26 · 2 obs

● 2026-09-07 03:01:10
● 2026-10-26 03:22:42

●A2606:4700:3037::ac43:98c32026-09-07 → 2026-10-26 · 2 obs

● 2026-09-07 03:01:10
● 2026-10-26 03:22:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
systems	v0n0.nic.systems, v0n1.nic.systems, v0n2.nic.systems, v0n3.nic.systems...	12 records
using.systems	lars.ns.cloudflare.com, barbara.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.32.248

NS records: lars.ns.cloudflare.com, barbara.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for using.systems (unsigned zone)

⏱️ Timing

Total: 955ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.64.162, 172.67.152.195`
AAAA	2	`2606:4700:3036::6815:40a2, 2606:4700:3037::ac43:98c3`
NS	2	`barbara.ns.cloudflare.com, lars.ns.cloudflare.com`
MX	1	`smtp.google.com (pri: 1)`
TXT	2	`MS=ms86983007, v=spf1 include:_spf.google.com ~all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`barbara.ns.cloudflare.com dns.cloudflare`

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (v0n0.nic.systems, v0n0.nic.systems, v0n1.nic.systems...)

Analysis

IP Addresses

using.systems resolves to four IP addresses: 104.21.64.162, 172.67.152.195, 2606:4700:3036::6815:40a2 and 2606:4700:3037::ac43:98c3.

audaciousprisma.org, nefarius.fatal.ru, money-maker.uk and two other host names share IP numbers with using.systems.

Name Servers

using.systems has two authoritative name servers — barbara.ns.cloudflare.com and lars.ns.cloudflare.com.

using.systems uses the same name servers as several other domains — among them bolabagus33.pages.dev, holderland.pages.dev, fpxwtauy.workers.dev and two more.

using.systems partially shares its NS delegation with several other domains, including hotautoservices111.pages.dev, suzannewilliamsauthor.com, one-pot-curry-chicken-and-rice.pages.dev and two others.

These name servers are regularly seen alongside mark.ns.cloudflare.com and trevor.ns.cloudflare.com as name servers.

Hostnames that resolve to 6 IP addresses:

barbara.ns.cloudflare.com points to 108.162.192.248, 172.64.32.248, 173.245.58.248 and 3 other IP addresses.

lars.ns.cloudflare.com points to 108.162.193.195, 172.64.33.195, 173.245.59.195 and 3 other IP addresses.

Mail Servers

Mail for using.systems is handled by a single mail server, smtp.google.com.

using.systems uses an identical mail server configuration to several other domains — among them alphareachvert.com, welcomewagonintel.com, risocomahs.org and two more.

using.systems has at least partial mail server overlap with other domains such as leadstm.com, automateahead.com, ipyykanto.click and two more.

smtp.google.com resolves to 9 IP addresses — 108.177.127.26, 108.177.127.27, 142.251.31.26 and 6 others.

using.systems - dns.ninja

using.systems

systems

Same first word

Similar names

Previous names

Next names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

Mail Servers

`using.systems`

`systems`