coresystem.dev - robtex.com

πŸ›‘οΈDomain Reputation CheckBlocklist, phishing & malware statusβ†’

coresystem.dev

DNSSEC⚠️ Not signed
A76.76.21.21πŸ‡ΊπŸ‡Έ Amazon76.76.21.0/24 EC2 Prefix
NSgerald.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3ba8πŸ‡ΊπŸ‡Έ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRgerald.ns.cloudflare.com
A2803:f800:50::6ca2:c1a8πŸ‡¨πŸ‡· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRgerald.ns.cloudflare.com
A2a06:98c1:50::ac40:21a8πŸ‡ΊπŸ‡Έ Cloudflare2a06:98c1:50::/45
PTRgerald.ns.cloudflare.com
A108.162.193.168πŸ‡ΊπŸ‡Έ Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRgerald.ns.cloudflare.com
A172.64.33.168πŸ‡ΊπŸ‡Έ Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRgerald.ns.cloudflare.com
A173.245.59.168πŸ‡ΊπŸ‡Έ Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRgerald.ns.cloudflare.com
NSwally.ns.cloudflare.com
A2606:4700:50::adf5:3aefπŸ‡ΊπŸ‡Έ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRwally.ns.cloudflare.com
A2803:f800:50::6ca2:c0efπŸ‡¨πŸ‡· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRwally.ns.cloudflare.com
A2a06:98c1:50::ac40:20efπŸ‡ΊπŸ‡Έ Cloudflare2a06:98c1:50::/45
PTRwally.ns.cloudflare.com
A108.162.192.239πŸ‡ΊπŸ‡Έ Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRwally.ns.cloudflare.com
A172.64.32.239πŸ‡ΊπŸ‡Έ Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRwally.ns.cloudflare.com
A173.245.58.239πŸ‡ΊπŸ‡Έ Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRwally.ns.cloudflare.com
SOAgerald.ns.cloudflare.comdns@cloudflare.com serial=2412467611

dev

DNSSECπŸ”’ 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
πŸ”’ HSTS Preload (+subdomains)

Same first word

Similar names

Previous names

Next names

DNS History

3 records (3 active, 0 former)

NSgerald.ns.cloudflare.comwally.ns.cloudflare.comA76.76.21.21
●NSgerald.ns.cloudflare.com2026-08-25 β†’ 2026-08-27 Β· 2 obs
● 2026-08-25 12:03:42
● 2026-08-27 11:02:26
●NSwally.ns.cloudflare.com2026-08-25 β†’ 2026-08-27 Β· 2 obs
● 2026-08-25 12:03:42
● 2026-08-27 11:02:26
●A76.76.21.212026-08-25 β†’ 2026-08-27 Β· 2 obs
● 2026-08-25 12:03:42
● 2026-08-27 11:02:26

πŸ” DNS Trace

πŸ“‹ Delegation Chain

ZoneNameserversGlue
devns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...-
coresystem.devwally.ns.cloudflare.com, gerald.ns.cloudflare.com-

βœ… Authoritative Response

Server:173.245.58.239

NS records: wally.ns.cloudflare.com, gerald.ns.cloudflare.com

πŸ”’ DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for coresystem.dev (unsigned zone)

⏱️ Timing

Total: 580ms | Queries: -

πŸ“„ Records

TypeCountSample Data
A176.76.21.21
NS2gerald.ns.cloudflare.com, wally.ns.cloudflare.com
SOA1gerald.ns.cloudflare.com dns.cloudflare.

Analysis

IP Addresses

coresystem.dev resolves to just one IP address, 76.76.21.21.

Two other host names, along with dardmana.com, loliji.cn and photovault.buzz, also share IP numbers with coresystem.dev.

Name Servers

coresystem.dev uses two name servers for its delegation: gerald.ns.cloudflare.com and wally.ns.cloudflare.com.

coresystem.dev shares its NS records with other domains, for example rimarchitects.net, carmenweber.com, brinnex.net and two others.

There is at least partial name server overlap between coresystem.dev and other domains β€” sportitrend.de, probashi.info, chinadaiao.com and two more among them.

These name servers frequently co-occur with the name servers todd.ns.cloudflare.com and cruz.ns.cloudflare.com.

DNS names with 6 IP addresses:

Hostname gerald.ns.cloudflare.com directs to 108.162.193.168, 172.64.33.168 and 173.245.59.168 along with 3 other IP addresses.

Hostname wally.ns.cloudflare.com directs to 108.162.192.239, 172.64.32.239 and 173.245.58.239 along with 3 other IP addresses.