substackapi.dev - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

substackapi.dev

DNSSEC⚠️ Not signed
A76.76.21.21🇺🇸 Amazon76.76.21.0/24 EC2 Prefix
NScoco.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3a68🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcoco.ns.cloudflare.com
A2803:f800:50::6ca2:c068🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRcoco.ns.cloudflare.com
A2a06:98c1:50::ac40:2068🇺🇸 Cloudflare2a06:98c1:50::/45
PTRcoco.ns.cloudflare.com
A108.162.192.104🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcoco.ns.cloudflare.com
A172.64.32.104🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcoco.ns.cloudflare.com
A173.245.58.104🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcoco.ns.cloudflare.com
NSleonard.ns.cloudflare.com
A2606:4700:58::a29f:2c36🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRleonard.ns.cloudflare.com
A2803:f800:50::6ca2:c336🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRleonard.ns.cloudflare.com
A2a06:98c1:50::ac40:2336🇺🇸 Cloudflare2a06:98c1:50::/45
PTRleonard.ns.cloudflare.com
A108.162.195.54🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRleonard.ns.cloudflare.com
A162.159.44.54Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRleonard.ns.cloudflare.com
A172.64.35.54🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRleonard.ns.cloudflare.com
SOAcoco.ns.cloudflare.comdns@cloudflare.com serial=2413326969

dev

DNSSEC🔒 Signed (DS record present)
NSns-tld1.charlestonroadregistry.com ⭐
NSns-tld2.charlestonroadregistry.com
NSns-tld3.charlestonroadregistry.com
NSns-tld4.charlestonroadregistry.com
NSns-tld5.charlestonroadregistry.com
SOAns-tld1.charlestonroadregistry.comcloud-dns-hostmaster@google.com serial=1
🔒 HSTS Preload (+subdomains)

Same first word

substackapi.com
substackapi.dev

Similar names

apisubstack.com

Previous names

subrail.dev
subramanyam.dev
subrank.dev
subratamondal.dev
subratdwivedi.dev
subrelay.dev
subroot.dev
subrouter.dev
subroutines.dev
subscraper.dev
subscribd.dev
subscribejet.dev
subscript.dev
subscription.dev
subscriptive.dev
subset.dev
subsite.dev
subsonar.dev
subspace-lab.dev
subspace-relay.dev

Next names

substacknet.dev
substantive.dev
substrait.dev
substrate.dev
substratelabs.dev
substrateui.dev
substrato.dev
subsurface.dev
subtato.dev
subtend.dev
subtheme.dev
subtleai.dev
subtleasian.dev
subtleresearch.dev
subtly.dev
subtoken.dev
subtrace.dev
subtract.dev

DNS History

3 records (3 active, 0 former)

NScoco.ns.cloudflare.comleonard.ns.cloudflare.comA76.76.21.21
●NScoco.ns.cloudflare.com2026-08-29 → 2026-08-30 · 2 obs
● 2026-08-29 09:34:26
● 2026-08-30 09:38:28
●NSleonard.ns.cloudflare.com2026-08-29 → 2026-08-30 · 2 obs
● 2026-08-29 09:34:26
● 2026-08-30 09:38:28
●A76.76.21.212026-08-29 → 2026-08-30 · 2 obs
● 2026-08-29 09:34:26
● 2026-08-30 09:38:28

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld1.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com...-
substackapi.devcoco.ns.cloudflare.com, leonard.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.192.104

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for substackapi.dev (unsigned zone)

⏱️ Timing

Total: 919ms | Queries: -

📄 Records

TypeCountSample Data
A176.76.21.21
NS2coco.ns.cloudflare.com, leonard.ns.cloudflare.com
SOA1coco.ns.cloudflare.com dns.cloudflare.co

Analysis

IP Addresses

substackapi.dev points to a single IP number: 76.76.21.21.

Additional host names — cizeje.cn, ceoland.es, bfzyxx.cn and two others — share IP numbers with substackapi.dev.

Name Servers

DNS delegation for substackapi.dev points to two name servers: coco.ns.cloudflare.com and leonard.ns.cloudflare.com.

substackapi.dev shares its name server setup with other domains, including thuekhachsancomvn.pages.dev, stroykomfort.org.ru, wandalheglandb.pages.dev and two others.

substackapi.dev partially shares its NS delegation with several other domains, including telosholdingsllc.com, ryderjarzombekpte85pcw5.pages.dev, mukulrana.com and two others.

These name servers regularly co-occur with the name servers ernest.ns.cloudflare.com, susan.ns.cloudflare.com and magali.ns.cloudflare.com.

Host names with 6 IP numbers:

coco.ns.cloudflare.com has IP addresses 108.162.192.104, 172.64.32.104 and 173.245.58.104, plus 3 other.

leonard.ns.cloudflare.com has IP addresses 108.162.195.54, 162.159.44.54 and 172.64.35.54, plus 3 other.