🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`substackwork.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:48b4^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::ac43:99d6^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.72.180^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.153.214^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`braden.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2ca9^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`braden.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3a9^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`braden.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23a9^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`braden.ns.cloudflare.com`
		A	108.162.195.169^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`braden.ns.cloudflare.com`
		A	162.159.44.169^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`braden.ns.cloudflare.com`
		A	172.64.35.169^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`braden.ns.cloudflare.com`
NS	`dina.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a6b^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dina.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c06b^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`dina.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:206b^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`dina.ns.cloudflare.com`
		A	108.162.192.107^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dina.ns.cloudflare.com`
		A	172.64.32.107^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dina.ns.cloudflare.com`
		A	173.245.58.107^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dina.ns.cloudflare.com`
TXT	`google-site-verification=_q6rVhPE4ItzwkvRzpJUvonixYzPX6zuizfsRg8UzXE`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.72.180, 172.67.153.214
		IPv6 hints	2606:4700:3030::6815:48b4, 2606:4700:3033::ac43:99d6
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=85, name=cloudflare-ech.com
SOA	`braden.ns.cloudflare.com`dns@cloudflare.com serial=2412820845

`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=1788171770

Same first word

substackwork.com

Previous names

Next names

DNS History

6 records (6 active, 0 former)

●NSbraden.ns.cloudflare.com2026-08-31 → 2026-08-31 · 2 obs

● 2026-08-31 00:17:04
● 2026-08-31 10:25:00

●NSdina.ns.cloudflare.com2026-08-31 → 2026-08-31 · 2 obs

● 2026-08-31 00:17:04
● 2026-08-31 10:25:00

●A104.21.72.1802026-08-31 → 2026-08-31 · 2 obs

● 2026-08-31 00:17:04
● 2026-08-31 10:25:00

●A172.67.153.2142026-08-31 → 2026-08-31 · 2 obs

● 2026-08-31 00:17:04
● 2026-08-31 10:25:00

●A2606:4700:3030::6815:48b42026-08-31 → 2026-08-31 · 2 obs

● 2026-08-31 00:17:04
● 2026-08-31 10:25:00

●A2606:4700:3033::ac43:99d62026-08-31 → 2026-08-31 · 2 obs

● 2026-08-31 00:17:04
● 2026-08-31 10:25:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	d.gtld-servers.net, f.gtld-servers.net, a.gtld-servers.net, b.gtld-servers.net...	-
substackwork.com	dina.ns.cloudflare.com, braden.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.107

NS records: dina.ns.cloudflare.com, braden.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for substackwork.com (unsigned zone)

⏱️ Timing

Total: 136ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.72.180, 172.67.153.214`
AAAA	2	`2606:4700:3033::ac43:99d6, 2606:4700:3030::6815:48b4`
NS	2	`braden.ns.cloudflare.com, dina.ns.cloudflare.com`
TXT	1	`google-site-verification=_q6rVhPE4Itzwkv`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`braden.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

substackwork.com points to the four IP addresses 104.21.72.180, 172.67.153.214, 2606:4700:3030::6815:48b4 and 2606:4700:3033::ac43:99d6.

Additional host names — pathiaspins.co.uk, resmi-mobil.org, livekazino.rs and two others — share IP numbers with substackwork.com.

Name Servers

substackwork.com is delegated to two name servers: braden.ns.cloudflare.com and dina.ns.cloudflare.com.

substackwork.com shares its name server setup with other domains, including racreativeworld.com, livewithbalances.com, marathonautomotiveworld.com and two others.

At least some of substackwork.com's name servers are shared with other domains, for example hillma.space, growth-setter.com, synergistic-partners.com and two more.

These name servers tend to be deployed in combination with the name servers love.ns.cloudflare.com and jeremy.ns.cloudflare.com.

Host names with 6 IP numbers:

braden.ns.cloudflare.com resolves to 108.162.195.169, 162.159.44.169, 172.64.35.169 and 3 other IP addresses.

dina.ns.cloudflare.com resolves to 108.162.192.107, 172.64.32.107, 173.245.58.107 and 3 other IP addresses.

substackwork.com - robtex.com