🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`coresyntax.dev`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::ac43:bc7d^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::6815:2beb^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.43.235^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.188.125^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`amit.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b3f^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amit.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c13f^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`amit.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:213f^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`amit.ns.cloudflare.com`
		A	108.162.193.63^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amit.ns.cloudflare.com`
		A	172.64.33.63^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amit.ns.cloudflare.com`
		A	173.245.59.63^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amit.ns.cloudflare.com`
NS	`lily.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a82^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lily.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c082^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`lily.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2082^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`lily.ns.cloudflare.com`
		A	108.162.192.130^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lily.ns.cloudflare.com`
		A	172.64.32.130^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lily.ns.cloudflare.com`
		A	173.245.58.130^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lily.ns.cloudflare.com`
MX	`route3.mx.cloudflare.net` ⭐
		A	2606:4700:f5::11^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::12^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::13^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.23^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.24^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.25^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
MX	`route1.mx.cloudflare.net`⁽⁷³⁾
		A	2606:4700:f5::b^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::c^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::d^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.11^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.12^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.13^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
MX	`route2.mx.cloudflare.net`⁽⁷⁴⁾
		A	2606:4700:f5::e^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::f^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::10^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.17^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.18^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.19^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
TXT	`v=spf1 include:_spf.mx.cloudflare.net ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.43.235, 172.67.188.125
		IPv6 hints	2606:4700:3031::ac43:bc7d, 2606:4700:3034::6815:2beb
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=177, name=cloudflare-ech.com
SOA	`amit.ns.cloudflare.com`dns@cloudflare.com serial=2413514423

`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

coresyntax.ai

coresyntax.dev

coresyntax.pages.dev

coresyntax.com

Similar names

syntaxcore.com.br

texcoyarns.com

syntaxcore.com

onyxcrates.com

Previous names

Next names

DNS History

13 records (9 active, 4 former)

●NSamit.ns.cloudflare.com2026-09-04 → 2026-09-06 · 2 obs

● 2026-09-04 19:25:26
● 2026-09-06 08:11:12

●NSlily.ns.cloudflare.com2026-09-04 → 2026-09-06 · 2 obs

● 2026-09-04 19:25:26
● 2026-09-06 08:11:12

●MXroute1.mx.cloudflare.net2026-09-04 → 2026-09-06 · 2 obs

● 2026-09-04 19:25:26
● 2026-09-06 08:11:12

●MXroute2.mx.cloudflare.net2026-09-04 → 2026-09-06 · 2 obs

● 2026-09-04 19:25:26
● 2026-09-06 08:11:12

●MXroute3.mx.cloudflare.net2026-09-04 → 2026-09-06 · 2 obs

● 2026-09-04 19:25:26
● 2026-09-06 08:11:12

●A104.21.43.2352026-09-05 → 2026-09-06 · 3 obs

○ 2026-09-04 19:25:26
● 2026-09-05 14:28:04
● 2026-09-06 08:11:12

●A172.67.188.1252026-09-05 → 2026-09-06 · 3 obs

○ 2026-09-04 19:25:26
● 2026-09-05 14:28:04
● 2026-09-06 08:11:12

○A188.114.96.02026-09-04 → 2026-09-04 · 3 obs

● 2026-09-04 19:25:26
○ 2026-09-05 14:28:04
○ 2026-09-06 08:11:12

○A188.114.97.02026-09-04 → 2026-09-04 · 3 obs

● 2026-09-04 19:25:26
○ 2026-09-05 14:28:04
○ 2026-09-06 08:11:12

●A2606:4700:3031::ac43:bc7d2026-09-05 → 2026-09-06 · 3 obs

○ 2026-09-04 19:25:26
● 2026-09-05 14:28:04
● 2026-09-06 08:11:12

●A2606:4700:3034::6815:2beb2026-09-05 → 2026-09-06 · 3 obs

○ 2026-09-04 19:25:26
● 2026-09-05 14:28:04
● 2026-09-06 08:11:12

○A2a06:98c1:3120::2026-09-04 → 2026-09-04 · 3 obs

● 2026-09-04 19:25:26
○ 2026-09-05 14:28:04
○ 2026-09-06 08:11:12

○A2a06:98c1:3121::2026-09-04 → 2026-09-04 · 3 obs

● 2026-09-04 19:25:26
○ 2026-09-05 14:28:04
○ 2026-09-06 08:11:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...	-
coresyntax.dev	amit.ns.cloudflare.com, lily.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.59.63

NS records: amit.ns.cloudflare.com, lily.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for coresyntax.dev (unsigned zone)

⏱️ Timing

Total: 1428ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.43.235, 172.67.188.125`
AAAA	2	`2606:4700:3031::ac43:bc7d, 2606:4700:3034::6815:2beb`
NS	2	`amit.ns.cloudflare.com, lily.ns.cloudflare.com`
MX	3	`route3.mx.cloudflare.net (pri: 39), route1.mx.cloudflare.net (pri: 73)...`
TXT	1	`v=spf1 include:_spf.mx.cloudflare.net ~a`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`amit.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

coresyntax.dev has four IP addresses: 104.21.43.235, 172.67.188.125, 2606:4700:3031::ac43:bc7d and 2606:4700:3034::6815:2beb.

Additional host names — www.huadianjob.cn, blower-door-wissen.de, genur.art and two others — share IP numbers with coresyntax.dev.

Name Servers

coresyntax.dev is delegated to two name servers: amit.ns.cloudflare.com and lily.ns.cloudflare.com.

coresyntax.dev shares its name server setup with other domains, including estsoftinc.com, docker-registry-14v.pages.dev, layafep939.workers.dev and two others.

coresyntax.dev has at least partial name server overlap with other domains, such as telemon.online, bjsyxy.com, reciom.com and two others.

These name servers are frequently paired with the name servers denver.ns.cloudflare.com, summer.ns.cloudflare.com, ian.ns.cloudflare.com and two others.

Host names with 6 IP numbers:

amit.ns.cloudflare.com resolves to 108.162.193.63, 172.64.33.63, 173.245.59.63 and 3 other IP addresses.

lily.ns.cloudflare.com resolves to 108.162.192.130, 172.64.32.130, 173.245.58.130 and 3 other IP addresses.

Mail Servers

coresyntax.dev has three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

coresyntax.dev shares mail servers — at least in part — with other domains, including aunchitha.com, stefanonisim.com, wightgoldhoney.com and two others.

Host names with 6 IP numbers:

route1.mx.cloudflare.net resolves to 162.159.205.11, 162.159.205.12, 162.159.205.13 and 3 other IP addresses.

route2.mx.cloudflare.net resolves to 162.159.205.17, 162.159.205.18, 162.159.205.19 and 3 other IP addresses.

route3.mx.cloudflare.net resolves to 162.159.205.23, 162.159.205.24, 162.159.205.25 and 3 other IP addresses.

coresyntax.dev - robtex.com

coresyntax.dev

dev

Same first word

Similar names

Previous names

Next names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`coresyntax.dev`

`dev`