p.prabhatsoftware.substack.com - dns.ninja

`p.prabhatsoftware.substack.com`

DNSSEC	⚠️ Not signed
A	2606:4700:4401::ac40:9638^{🇺🇸 Cloudflare2606:4700:4401::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:4404::6812:25c8^{🇺🇸 Cloudflare2606:4700:4404::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.18.37.200^{Cloudflare104.18.37.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.64.150.56^{🇺🇸 Cloudflare172.64.150.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.18.37.200, 172.64.150.56
		IPv6 hints	2606:4700:4401::ac40:9638, 2606:4700:4404::6812:25c8

`prabhatsoftware.substack.com`

DNSSEC	⚠️ Not signed
A	2606:4700:4401::ac40:9638^{🇺🇸 Cloudflare2606:4700:4401::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:4404::6812:25c8^{🇺🇸 Cloudflare2606:4700:4404::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.18.37.200^{Cloudflare104.18.37.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.64.150.56^{🇺🇸 Cloudflare172.64.150.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.18.37.200, 172.64.150.56
		IPv6 hints	2606:4700:4401::ac40:9638, 2606:4700:4404::6812:25c8

Subdomains

html.p.prabhatsoftware.substack.com

Same first word

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DNS History

6 records (4 active, 2 former)

●A104.18.37.2002026-05-04 → 2026-06-28 · 2 obs

● 2026-05-04 12:39:04
● 2026-06-28 09:44:04

●A172.64.150.562026-05-04 → 2026-06-28 · 2 obs

● 2026-05-04 12:39:04
● 2026-06-28 09:44:04

○A2606:4700:4400::ac40:96382026-05-04 → 2026-06-17 · 4 obs

● 2026-05-04 12:39:04
● 2026-06-17 15:48:56
○ 2026-06-23 18:17:40
○ 2026-06-28 09:44:04

●A2606:4700:4401::ac40:96382026-06-23 → 2026-06-28 · 3 obs

○ 2026-06-17 15:48:56
● 2026-06-23 18:17:40
● 2026-06-28 09:44:04

●A2606:4700:4404::6812:25c82026-06-23 → 2026-06-28 · 3 obs

○ 2026-06-17 15:48:56
● 2026-06-23 18:17:40
● 2026-06-28 09:44:04

○A2606:4700:440b::6812:25c82026-05-04 → 2026-06-17 · 4 obs

● 2026-05-04 12:39:04
● 2026-06-17 15:48:56
○ 2026-06-23 18:17:40
○ 2026-06-28 09:44:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
substack.com	lee.ns.cloudflare.com, ali.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.129

NS records: lee.ns.cloudflare.com, ali.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for substack.com (unsigned zone)

⏱️ Timing

Total: 142ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.18.37.200, 172.64.150.56`
AAAA	2	`2606:4700:4404::6812:25c8, 2606:4700:4401::ac40:9638`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

The domain html.p.prabhatsoftware.substack.com falls under the parent p.prabhatsoftware.substack.com.

IP Addresses

p.prabhatsoftware.substack.com directs to four IP numbers, which are 104.18.37.200, 172.64.150.56, 2606:4700:4401::ac40:9638 and 2606:4700:4404::6812:25c8.

Among the host names that share IP numbers with p.prabhatsoftware.substack.com are p.annajustice.substack.com, bonvario-dealer-greater-noida-bonvario.html.p.akeasebonvario.substack.com, cryptocracy.substack.com and two others.