rzsystems.com - robtex.com

rzsystems.com

DNSSEC⚠️ Not signed
A2606:4700:3032::6815:1241🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::ac43:b4b6🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.18.65Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.180.182🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSemily.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3a9b🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRemily.ns.cloudflare.com
A2803:f800:50::6ca2:c09b🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRemily.ns.cloudflare.com
A2a06:98c1:50::ac40:209b🇺🇸 Cloudflare2a06:98c1:50::/45
PTRemily.ns.cloudflare.com
A108.162.192.155🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRemily.ns.cloudflare.com
A172.64.32.155🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRemily.ns.cloudflare.com
A173.245.58.155🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRemily.ns.cloudflare.com
NSmerlin.ns.cloudflare.com
A2606:4700:58::adf5:3bcd🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmerlin.ns.cloudflare.com
A2803:f800:50::6ca2:c1cd🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRmerlin.ns.cloudflare.com
A2a06:98c1:50::ac40:21cd🇺🇸 Cloudflare2a06:98c1:50::/45
PTRmerlin.ns.cloudflare.com
A108.162.193.205🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmerlin.ns.cloudflare.com
A172.64.33.205🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmerlin.ns.cloudflare.com
A173.245.59.205🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmerlin.ns.cloudflare.com
MXaspmx.l.google.com ⭐
A2607:f8b0:4004:c0b::1b🇺🇸 Google2607:f8b0:4004::/48
PTRbj-in-f27.1e100.net
A172.253.115.26🇺🇸 Google172.253.115.0/24
PTRbg-in-f26.1e100.net
MXalt1.aspmx.l.google.com(5)
A2800:3f0:4003:c0f::1a🇨🇱 Google2800:3f0:4003::/48
A108.177.123.27🇺🇸 Google108.177.123.0/24
PTRlcscld-in-f27.1e100.net
MXalt2.aspmx.l.google.com(5)
A2a00:1450:4013:c1e::1a🇳🇱 Google2a00:1450:4013::/48
PTRyugrqzs-in-f26.1e100.net
A192.178.213.27🇺🇸 Google192.178.213.0/24
PTRyugrqzs-in-f27.1e100.net
MXalt3.aspmx.l.google.com(10)
A2a00:1450:4009:c0f::1a🇬🇧 Google2a00:1450:4009::/48
PTRyulhrs-in-f26.1e100.net
A192.178.223.27🇺🇸 Google192.178.223.0/24
PTRyulhrs-in-f27.1e100.net
MXalt4.aspmx.l.google.com(10)
A2a00:1450:4025:c01::1a🇵🇱 Google2a00:1450:4025::/48
PTRrd-in-f26.1e100.net
A142.250.147.27🇺🇸 Google142.250.147.0/24
PTRrd-in-f27.1e100.net
TXTgoogle-site-verification=-1qA1bY4DG1-VE60p9fTFaoAp3nzOTkD4O8FA6Y_WR4
TXTv=spf1 include:dc-aa8e722993._spfm.rzsystems.com ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.18.65, 172.67.180.182
IPv6 hints2606:4700:3032::6815:1241, 2606:4700:3036::ac43:b4b6
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=184, name=cloudflare-ech.com
SOAemily.ns.cloudflare.comdns@cloudflare.com serial=2398821613

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=1776078862

Same first word

rzsystems.com
rzsystems.firewall-gateway.com

Similar names

zrsystems.com

DNS History

16 records (11 active, 5 former)

20162017201820192020202120222023202420252026NSemily.ns.cloudflare.commerlin.ns.cloudflare.comns41.domaincontrol.comns42.domaincontrol.comMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comalt3.aspmx.l.google.comalt4.aspmx.l.google.comaspmx.l.google.commailstore1.secureserver.netsmtp.secureserver.netA104.21.18.65172.67.180.1822606:4700:3032::6815:12412606:4700:3036::ac43:b4b6184.168.221.56
●NSemily.ns.cloudflare.com2026-04-05 → 2026-04-13 · 3 obs
○ 2017-05-26 15:27:24
● 2026-04-05 03:24:36
● 2026-04-13 11:22:50
●NSmerlin.ns.cloudflare.com2026-04-05 → 2026-04-13 · 3 obs
○ 2017-05-26 15:27:24
● 2026-04-05 03:24:36
● 2026-04-13 11:22:50
○NSns41.domaincontrol.com2015-06-17 → 2017-05-26 · 4 obs
● 2015-06-17 05:12:20
● 2017-05-26 15:27:24
○ 2026-04-05 03:24:36
○ 2026-04-13 11:22:50
○NSns42.domaincontrol.com2017-05-26 → 2017-05-26 · 4 obs
○ 2015-06-17 05:12:20
● 2017-05-26 15:27:24
○ 2026-04-05 03:24:36
○ 2026-04-13 11:22:50
●MXalt1.aspmx.l.google.com2026-04-05 → 2026-04-13 · 3 obs
○ 2017-05-26 15:27:24
● 2026-04-05 03:24:36
● 2026-04-13 11:22:50
●MXalt2.aspmx.l.google.com2026-04-05 → 2026-04-13 · 3 obs
○ 2017-05-26 15:27:24
● 2026-04-05 03:24:36
● 2026-04-13 11:22:50
●MXalt3.aspmx.l.google.com2026-04-05 → 2026-04-13 · 3 obs
○ 2017-05-26 15:27:24
● 2026-04-05 03:24:36
● 2026-04-13 11:22:50
●MXalt4.aspmx.l.google.com2026-04-05 → 2026-04-13 · 3 obs
○ 2017-05-26 15:27:24
● 2026-04-05 03:24:36
● 2026-04-13 11:22:50
●MXaspmx.l.google.com2026-04-05 → 2026-04-13 · 3 obs
○ 2017-05-26 15:27:24
● 2026-04-05 03:24:36
● 2026-04-13 11:22:50
○MXmailstore1.secureserver.net2015-06-17 → 2017-05-26 · 4 obs
● 2015-06-17 05:12:20
● 2017-05-26 15:27:24
○ 2026-04-05 03:24:36
○ 2026-04-13 11:22:50
○MXsmtp.secureserver.net2015-06-17 → 2017-05-26 · 4 obs
● 2015-06-17 05:12:20
● 2017-05-26 15:27:24
○ 2026-04-05 03:24:36
○ 2026-04-13 11:22:50
●A104.21.18.652026-04-05 → 2026-04-13 · 3 obs
○ 2017-05-26 15:27:24
● 2026-04-05 03:24:36
● 2026-04-13 11:22:50
●A172.67.180.1822026-04-05 → 2026-04-13 · 3 obs
○ 2017-05-26 15:27:24
● 2026-04-05 03:24:36
● 2026-04-13 11:22:50
○A184.168.221.562015-06-17 → 2017-05-26 · 4 obs
● 2015-06-17 05:12:20
● 2017-05-26 15:27:24
○ 2026-04-05 03:24:36
○ 2026-04-13 11:22:50
●A2606:4700:3032::6815:12412026-04-05 → 2026-04-13 · 3 obs
○ 2017-05-26 15:27:24
● 2026-04-05 03:24:36
● 2026-04-13 11:22:50
●A2606:4700:3036::ac43:b4b62026-04-05 → 2026-04-13 · 3 obs
○ 2017-05-26 15:27:24
● 2026-04-05 03:24:36
● 2026-04-13 11:22:50

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, c.gtld-servers.net, b.gtld-servers.net, i.gtld-servers.net...-
rzsystems.comemily.ns.cloudflare.com, merlin.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.192.155

NS records: emily.ns.cloudflare.com, merlin.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rzsystems.com (unsigned zone)

⏱️ Timing

Total: 183ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.18.65, 172.67.180.182
AAAA22606:4700:3032::6815:1241, 2606:4700:3036::ac43:b4b6
NS2emily.ns.cloudflare.com, merlin.ns.cloudflare.com
MX5aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...
TXT2google-site-verification=-1qA1bY4DG1-VE6, v=spf1 include:dc-aa8e722993._spfm.rzsys
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1emily.ns.cloudflare.com dns.cloudflare.c

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

rzsystems.com points to four IP numbers: 2606:4700:3032::6815:1241, 2606:4700:3036::ac43:b4b6, 104.21.18.65 and 172.67.180.182.

Other host names, for instance danielgamrot.cz, decoindo.com, leedsfilmcity.com, wigwamcreative.com and padswebsocialmedia.es share IP numbers with rzsystems.com.

Name Servers

rzsystems.com is delegated to two name servers: emily.ns.cloudflare.com and merlin.ns.cloudflare.com.

rzsystems.com uses the same name server setup as other domains, for instance evolvedpw.com, radiooun.com, eko-impuls.pl, mediovski.pl and cg8080.com.

rzsystems.com shares name servers with other domains at least partially, for instance mspiot.com, flyingdogperu.com, subtitlesbank.com, 101tk.xyz and simsim.com.br.

these name servers are often used together with the name servers chan.ns.cloudflare.com.

Host names with six IP numbers: emily.ns.cloudflare.com points to 2606:4700:50::adf5:3a9b, 2803:f800:50::6ca2:c09b, 2a06:98c1:50::ac40:209b, 108.162.192.155, 172.64.32.155 and 173.245.58.155; merlin.ns.cloudflare.com points to 2606:4700:58::adf5:3bcd, 2803:f800:50::6ca2:c1cd, 2a06:98c1:50::ac40:21cd, 108.162.193.205, 172.64.33.205 and 173.245.59.205.

Mail Servers

rzsystems.com is handled by five mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.

rzsystems.com shares some mail servers with other domains, including crossoversports.ca, thediggings.com, ns500841.ns500841.ns500821.ns500795.ns500794.ns500821.ns500794.ns500794.ns500794.ns500821.ns500795.ns500795.lustypartnersfinder.com, ns500724.ns500737.ns500737.ns500724.ns500737.ns500599.ns500599.ns500724.ns500599.ns500724.ns500697.ns500697.ns500682.ns500583.yummyflingsfinder.com and greatlocallistings.com.

These mail servers are commonly used with aspmx2.googlemail.com and aspmx3.googlemail.com.

Host names with two IP numbers:

aspmx.l.google.com points to 2607:f8b0:4004:c0b::1b and 172.253.115.26.

alt1.aspmx.l.google.com points to 2800:3f0:4003:c0f::1a and 108.177.123.27.

alt2.aspmx.l.google.com points to 2a00:1450:4013:c1e::1a and 192.178.213.27.

alt3.aspmx.l.google.com points to 2a00:1450:4009:c0f::1a and 192.178.223.27.

alt4.aspmx.l.google.com points to 2a00:1450:4025:c01::1a and 142.250.147.27.