57921.com - robtex.com

57921.com

DNSSEC⚠️ Not signed
A2606:4700:3030::ac43:8ccc🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:1b12🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.27.18Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.140.204🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSitzel.ns.cloudflare.com ⭐
A2606:4700:50::a29f:262a🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRitzel.ns.cloudflare.com
A2803:f800:50::6ca2:c22a🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRitzel.ns.cloudflare.com
A2a06:98c1:50::ac40:222a🇺🇸 Cloudflare2a06:98c1:50::/45
PTRitzel.ns.cloudflare.com
A108.162.194.42🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRitzel.ns.cloudflare.com
A162.159.38.42Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRitzel.ns.cloudflare.com
A172.64.34.42🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRitzel.ns.cloudflare.com
NSrory.ns.cloudflare.com
A2606:4700:58::a29f:2ca6🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrory.ns.cloudflare.com
A2803:f800:50::6ca2:c3a6🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRrory.ns.cloudflare.com
A2a06:98c1:50::ac40:23a6🇺🇸 Cloudflare2a06:98c1:50::/45
PTRrory.ns.cloudflare.com
A108.162.195.166🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrory.ns.cloudflare.com
A162.159.44.166Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrory.ns.cloudflare.com
A172.64.35.166🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrory.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.27.18, 172.67.140.204
IPv6 hints2606:4700:3030::ac43:8ccc, 2606:4700:3037::6815:1b12
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=241, name=cloudflare-ech.com
SOAitzel.ns.cloudflare.comdns@cloudflare.com serial=2406748171

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=1783477401

Same first word

57921.com

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DNS History

17 records (6 active, 11 former)

20162017201820192020202120222023202420252026NSitzel.ns.cloudflare.comrory.ns.cloudflare.comdns1.iidns.comdns2.iidns.comdns3.iidns.comdns4.iidns.comdns5.iidns.comdns6.iidns.comns3.dns.comA104.21.27.18172.67.140.2042606:4700:3030::ac43:8ccc2606:4700:3037::6815:1b12188.114.96.0188.114.97.02a06:98c1:3120::2a06:98c1:3121::
○NSdns1.iidns.com2015-08-08 → 2017-01-10 · 4 obs
● 2015-08-08 10:44:28
● 2017-01-10 16:06:32
○ 2018-01-08 23:21:58
○ 2026-07-08 02:40:48
○NSdns2.iidns.com2015-08-08 → 2017-01-10 · 4 obs
● 2015-08-08 10:44:28
● 2017-01-10 16:06:32
○ 2018-01-08 23:21:58
○ 2026-07-08 02:40:48
○NSdns3.iidns.com2015-08-08 → 2017-01-10 · 4 obs
● 2015-08-08 10:44:28
● 2017-01-10 16:06:32
○ 2018-01-08 23:21:58
○ 2026-07-08 02:40:48
○NSdns4.iidns.com2015-08-08 → 2017-01-10 · 4 obs
● 2015-08-08 10:44:28
● 2017-01-10 16:06:32
○ 2018-01-08 23:21:58
○ 2026-07-08 02:40:48
○NSdns5.iidns.com2015-08-08 → 2017-01-10 · 4 obs
● 2015-08-08 10:44:28
● 2017-01-10 16:06:32
○ 2018-01-08 23:21:58
○ 2026-07-08 02:40:48
○NSdns6.iidns.com2015-08-08 → 2017-01-10 · 4 obs
● 2015-08-08 10:44:28
● 2017-01-10 16:06:32
○ 2018-01-08 23:21:58
○ 2026-07-08 02:40:48
●NSitzel.ns.cloudflare.com2026-07-04 → 2026-07-08 · 3 obs
○ 2018-01-08 23:21:58
● 2026-07-04 20:14:50
● 2026-07-08 02:40:48
○NSns3.dns.com2018-01-08 → 2018-01-08 · 4 obs
○ 2017-01-10 16:06:32
● 2018-01-08 23:21:58
○ 2026-07-04 20:14:50
○ 2026-07-08 02:40:48
●NSrory.ns.cloudflare.com2026-07-04 → 2026-07-08 · 3 obs
○ 2018-01-08 23:21:58
● 2026-07-04 20:14:50
● 2026-07-08 02:40:48
●A104.21.27.182026-07-08 → 2026-07-08 · 2 obs
○ 2026-07-04 20:14:50
● 2026-07-08 02:40:48
●A172.67.140.2042026-07-08 → 2026-07-08 · 2 obs
○ 2026-07-04 20:14:50
● 2026-07-08 02:40:48
○A188.114.96.02026-07-04 → 2026-07-04 · 2 obs
● 2026-07-04 20:14:50
○ 2026-07-08 02:40:48
○A188.114.97.02026-07-04 → 2026-07-04 · 2 obs
● 2026-07-04 20:14:50
○ 2026-07-08 02:40:48
●A2606:4700:3030::ac43:8ccc2026-07-08 → 2026-07-08 · 2 obs
○ 2026-07-04 20:14:50
● 2026-07-08 02:40:48
●A2606:4700:3037::6815:1b122026-07-08 → 2026-07-08 · 2 obs
○ 2026-07-04 20:14:50
● 2026-07-08 02:40:48
○A2a06:98c1:3120::2026-07-04 → 2026-07-04 · 2 obs
● 2026-07-04 20:14:50
○ 2026-07-08 02:40:48
○A2a06:98c1:3121::2026-07-04 → 2026-07-04 · 2 obs
● 2026-07-04 20:14:50
○ 2026-07-08 02:40:48

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comg.gtld-servers.net, h.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
57921.comitzel.ns.cloudflare.com, rory.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.195.166

NS records: itzel.ns.cloudflare.com, rory.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 57921.com (unsigned zone)

⏱️ Timing

Total: 318ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.27.18, 172.67.140.204
AAAA22606:4700:3037::6815:1b12, 2606:4700:3030::ac43:8ccc
NS2itzel.ns.cloudflare.com, rory.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1itzel.ns.cloudflare.com dns.cloudflare.c

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

57921.com directs to four IP numbers, which are 104.21.27.18, 172.67.140.204, 2606:4700:3030::ac43:8ccc and 2606:4700:3037::6815:1b12.

Two other host names, along with m-bahiscasino611.com, blog.uvinum.es and restaurantesemlisboa.org, also share IP numbers with 57921.com.

Name Servers

57921.com has two authoritative name servers — itzel.ns.cloudflare.com and rory.ns.cloudflare.com.

57921.com shares its NS records with other domains, for example hgtj.com, bssr.com, xkfq.com and two others.

There is at least partial name server overlap between 57921.com and other domains — 21hello88.com, wildm1st.ru, studiominiboss.com and two more among them.

These name servers frequently co-occur with the name servers ben.ns.cloudflare.com and santino.ns.cloudflare.com.

DNS names with 6 IP addresses:

itzel.ns.cloudflare.com points to 108.162.194.42, 162.159.38.42, 172.64.34.42 and 3 other IP addresses.

rory.ns.cloudflare.com points to 108.162.195.166, 162.159.44.166, 172.64.35.166 and 3 other IP addresses.