51zw509.com - robtex.com

51zw509.com

DNSSEC⚠️ Not signed
A2606:4700:3030::ac43:9a2a🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::6815:4be🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.4.190Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.154.42🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSnelci.ns.cloudflare.com ⭐
A2606:4700:50::a29f:2698🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnelci.ns.cloudflare.com
A2803:f800:50::6ca2:c298🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRnelci.ns.cloudflare.com
A2a06:98c1:50::ac40:2298🇺🇸 Cloudflare2a06:98c1:50::/45
PTRnelci.ns.cloudflare.com
A108.162.194.152🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnelci.ns.cloudflare.com
A162.159.38.152Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnelci.ns.cloudflare.com
A172.64.34.152🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnelci.ns.cloudflare.com
NSrustam.ns.cloudflare.com
A2606:4700:58::a29f:2c94🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrustam.ns.cloudflare.com
A2803:f800:50::6ca2:c394🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRrustam.ns.cloudflare.com
A2a06:98c1:50::ac40:2394🇺🇸 Cloudflare2a06:98c1:50::/45
PTRrustam.ns.cloudflare.com
A108.162.195.148🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrustam.ns.cloudflare.com
A162.159.44.148Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrustam.ns.cloudflare.com
A172.64.35.148🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrustam.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.4.190, 172.67.154.42
IPv6 hints2606:4700:3030::ac43:9a2a, 2606:4700:3036::6815:4be
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=161, name=cloudflare-ech.com
SOAnelci.ns.cloudflare.comdns@cloudflare.com serial=2409892409

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1784449082

Same first word

51zw509.com

DNS History

8 records (6 active, 2 former)

NSnelci.ns.cloudflare.comrustam.ns.cloudflare.comA104.21.4.190172.67.154.422606:4700:3030::ac43:9a2a2606:4700:3036::6815:4be2606:4700:3036::ac43:9a2a2606:4700:3037::6815:4be
●NSnelci.ns.cloudflare.com2026-05-14 → 2026-07-19 · 2 obs
● 2026-05-14 20:53:10
● 2026-07-19 08:44:46
●NSrustam.ns.cloudflare.com2026-05-14 → 2026-07-19 · 2 obs
● 2026-05-14 20:53:10
● 2026-07-19 08:44:46
●A104.21.4.1902026-05-14 → 2026-07-19 · 2 obs
● 2026-05-14 20:53:10
● 2026-07-19 08:44:46
●A172.67.154.422026-05-14 → 2026-07-19 · 2 obs
● 2026-05-14 20:53:10
● 2026-07-19 08:44:46
●A2606:4700:3030::ac43:9a2a2026-07-16 → 2026-07-19 · 3 obs
○ 2026-05-29 12:00:00
● 2026-07-16 19:16:02
● 2026-07-19 08:44:46
●A2606:4700:3036::6815:4be2026-07-16 → 2026-07-19 · 3 obs
○ 2026-05-29 12:00:00
● 2026-07-16 19:16:02
● 2026-07-19 08:44:46
○A2606:4700:3036::ac43:9a2a2026-05-14 → 2026-05-29 · 4 obs
● 2026-05-14 20:53:10
● 2026-05-29 12:00:00
○ 2026-07-16 19:16:02
○ 2026-07-19 08:44:46
○A2606:4700:3037::6815:4be2026-05-14 → 2026-05-29 · 4 obs
● 2026-05-14 20:53:10
● 2026-05-29 12:00:00
○ 2026-07-16 19:16:02
○ 2026-07-19 08:44:46

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
come.gtld-servers.net, j.gtld-servers.net, c.gtld-servers.net, f.gtld-servers.net...-
51zw509.comnelci.ns.cloudflare.com, rustam.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.194.152

NS records: nelci.ns.cloudflare.com, rustam.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 51zw509.com (unsigned zone)

⏱️ Timing

Total: 134ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.154.42, 104.21.4.190
AAAA22606:4700:3036::6815:4be, 2606:4700:3030::ac43:9a2a
NS2nelci.ns.cloudflare.com, rustam.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1nelci.ns.cloudflare.com dns.cloudflare.c

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

51zw509.com resolves to four IP addresses: 104.21.4.190, 172.67.154.42, 2606:4700:3030::ac43:9a2a and 2606:4700:3036::6815:4be.

jacksonvillepooltablemoving.com, grcis.com, paralog.net plus two other host names have IP numbers in common with 51zw509.com.

Name Servers

51zw509.com is served by two delegated name servers, nelci.ns.cloudflare.com and rustam.ns.cloudflare.com.

The name server configuration of 51zw509.com is shared with other domains, for instance 7okw-7.com, 9s.game, px7a.games and two others.

51zw509.com partially shares its NS delegation with several other domains, including wiktenauer.com, novaniche.cz, xunverolakim.live and two others.

These name servers regularly co-occur with the name servers fattouche.ns.cloudflare.com, dalary.ns.cloudflare.com and aurora.ns.cloudflare.com.

Hosts with 6 IP addresses each:

nelci.ns.cloudflare.com carries IP addresses 108.162.194.152, 162.159.38.152 and 172.64.34.152, with 3 other addresses beyond those.

rustam.ns.cloudflare.com carries IP addresses 108.162.195.148, 162.159.44.148 and 172.64.35.148, with 3 other addresses beyond those.