🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`localhost503.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:1e96^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3032::ac43:ad2f^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.30.150^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.173.47^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`coleman.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c40^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`coleman.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c340^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`coleman.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2340^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`coleman.ns.cloudflare.com`
		A	108.162.195.64^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`coleman.ns.cloudflare.com`
		A	162.159.44.64^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`coleman.ns.cloudflare.com`
		A	172.64.35.64^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`coleman.ns.cloudflare.com`
NS	`maria.ns.cloudflare.com`
		A	2606:4700:50::adf5:3ac0^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`maria.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0c0^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`maria.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20c0^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`maria.ns.cloudflare.com`
		A	108.162.192.192^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`maria.ns.cloudflare.com`
		A	172.64.32.192^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`maria.ns.cloudflare.com`
		A	173.245.58.192^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`maria.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.30.150, 172.67.173.47
		IPv6 hints	2606:4700:3031::6815:1e96, 2606:4700:3032::ac43:ad2f
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=122, name=cloudflare-ech.com
SOA	`coleman.ns.cloudflare.com`dns@cloudflare.com serial=2419401359

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1794405666

Same first word

localhost503.com

Previous names

Next names

DNS History

6 records (6 active, 0 former)

●NScoleman.ns.cloudflare.com2026-09-11 → 2026-11-11 · 2 obs

● 2026-09-11 19:54:20
● 2026-11-11 14:44:48

●NSmaria.ns.cloudflare.com2026-09-11 → 2026-11-11 · 2 obs

● 2026-09-11 19:54:20
● 2026-11-11 14:44:48

●A104.21.30.1502026-09-11 → 2026-11-11 · 2 obs

● 2026-09-11 19:54:20
● 2026-11-11 14:44:48

●A172.67.173.472026-09-11 → 2026-11-11 · 2 obs

● 2026-09-11 19:54:20
● 2026-11-11 14:44:48

●A2606:4700:3031::6815:1e962026-09-11 → 2026-11-11 · 2 obs

● 2026-09-11 19:54:20
● 2026-11-11 14:44:48

●A2606:4700:3032::ac43:ad2f2026-09-11 → 2026-11-11 · 2 obs

● 2026-09-11 19:54:20
● 2026-11-11 14:44:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
localhost503.com	maria.ns.cloudflare.com, coleman.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:162.159.44.64

NS records: maria.ns.cloudflare.com, coleman.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for localhost503.com (unsigned zone)

⏱️ Timing

Total: 284ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.173.47, 104.21.30.150`
AAAA	2	`2606:4700:3031::6815:1e96, 2606:4700:3032::ac43:ad2f`
NS	2	`coleman.ns.cloudflare.com, maria.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`coleman.ns.cloudflare.com dns.cloudflare`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

localhost503.com has four IP addresses: 104.21.30.150, 172.67.173.47, 2606:4700:3031::6815:1e96 and 2606:4700:3032::ac43:ad2f.

onchainaml.org, uldresi.digital, hasanozdemir.com.tr plus two other host names have IP numbers in common with localhost503.com.

Name Servers

Two name servers handle the delegation for localhost503.com: coleman.ns.cloudflare.com and maria.ns.cloudflare.com.

The name server configuration of localhost503.com is shared with other domains, for instance doptrades.workers.dev, subaruoutbackny.com, kokidepok.com and two others.

localhost503.com partially shares its NS delegation with several other domains, including playlod.shop, fabiencornet24.workers.dev, thealex.club and two others.

These name servers are regularly seen alongside bart.ns.cloudflare.com and sofia.ns.cloudflare.com as name servers.

Hosts with 6 IP addresses each:

coleman.ns.cloudflare.com resolves to 108.162.195.64, 162.159.44.64 and 172.64.35.64 among others, with 3 other IP addresses in total.

maria.ns.cloudflare.com resolves to 108.162.192.192, 172.64.32.192 and 173.245.58.192 among others, with 3 other IP addresses in total.

localhost503.com - robtex.com