substackapi.dev - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`substackapi.dev`

DNSSEC	⚠️ Not signed
A	76.76.21.21^{🇺🇸 Amazon76.76.21.0/24 EC2 Prefix}
NS	`coco.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a68^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`coco.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c068^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`coco.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2068^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`coco.ns.cloudflare.com`
		A	108.162.192.104^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`coco.ns.cloudflare.com`
		A	172.64.32.104^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`coco.ns.cloudflare.com`
		A	173.245.58.104^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`coco.ns.cloudflare.com`
NS	`leonard.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c36^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`leonard.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c336^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`leonard.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2336^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`leonard.ns.cloudflare.com`
		A	108.162.195.54^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`leonard.ns.cloudflare.com`
		A	162.159.44.54^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`leonard.ns.cloudflare.com`
		A	172.64.35.54^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`leonard.ns.cloudflare.com`
SOA	`coco.ns.cloudflare.com`dns@cloudflare.com serial=2413326969

`dev`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns-tld1.charlestonroadregistry.com` ⭐
	NS	`ns-tld2.charlestonroadregistry.com`
	NS	`ns-tld3.charlestonroadregistry.com`
	NS	`ns-tld4.charlestonroadregistry.com`
	NS	`ns-tld5.charlestonroadregistry.com`
	SOA	`ns-tld1.charlestonroadregistry.com`cloud-dns-hostmaster@google.com serial=1

🔒 HSTS Preload (+subdomains)

Same first word

substackapi.com

substackapi.dev

Similar names

apisubstack.com

Previous names

Next names

DNS History

3 records (3 active, 0 former)

●NScoco.ns.cloudflare.com2026-08-29 → 2026-08-30 · 2 obs

● 2026-08-29 09:34:26
● 2026-08-30 21:07:32

●NSleonard.ns.cloudflare.com2026-08-29 → 2026-08-30 · 2 obs

● 2026-08-29 09:34:26
● 2026-08-30 21:07:32

●A76.76.21.212026-08-29 → 2026-08-30 · 2 obs

● 2026-08-29 09:34:26
● 2026-08-30 21:07:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com...	-
substackapi.dev	leonard.ns.cloudflare.com, coco.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.192.104

NS records: leonard.ns.cloudflare.com, coco.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for substackapi.dev (unsigned zone)

⏱️ Timing

Total: 1149ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`76.76.21.21`
NS	2	`coco.ns.cloudflare.com, leonard.ns.cloudflare.com`
SOA	1	`coco.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

substackapi.dev resolves to one IP address: 76.76.21.21.

rainrfid.mx, cizeje.cn, ceoland.es and two other host names share IP numbers with substackapi.dev.

Name Servers

substackapi.dev is served by two delegated name servers, coco.ns.cloudflare.com and leonard.ns.cloudflare.com.

substackapi.dev uses the same name servers as several other domains — among them thuekhachsancomvn.pages.dev, stroykomfort.org.ru, johnmlopeza.pages.dev and two more.

The name servers of substackapi.dev overlap at least partially with those of other domains — among them telosholdingsllc.com, ryderjarzombekpte85pcw5.pages.dev, mukulrana.com and two more.

The name servers ernest.ns.cloudflare.com, susan.ns.cloudflare.com and elijah.ns.cloudflare.com are commonly seen alongside these name servers.

Hostnames that resolve to 6 IP addresses:

coco.ns.cloudflare.com carries IP addresses 108.162.192.104, 172.64.32.104 and 173.245.58.104, with 3 other addresses beyond those.

leonard.ns.cloudflare.com carries IP addresses 108.162.195.54, 162.159.44.54 and 172.64.35.54, with 3 other addresses beyond those.