rk55cs.com - robtex.com

rk55cs.com

DNSSEC⚠️ Not signed
A2606:4700:3033::6815:5d44🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3034::ac43:ce62🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.93.68Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.206.98🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSalbert.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b3a🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRalbert.ns.cloudflare.com
A2803:f800:50::6ca2:c13a🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRalbert.ns.cloudflare.com
A2a06:98c1:50::ac40:213a🇺🇸 Cloudflare2a06:98c1:50::/45
PTRalbert.ns.cloudflare.com
A108.162.193.58🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRalbert.ns.cloudflare.com
A172.64.33.58🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRalbert.ns.cloudflare.com
A173.245.59.58🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRalbert.ns.cloudflare.com
NSaspen.ns.cloudflare.com
A2606:4700:50::a29f:266d🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRaspen.ns.cloudflare.com
A2803:f800:50::6ca2:c26d🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRaspen.ns.cloudflare.com
A2a06:98c1:50::ac40:226d🇺🇸 Cloudflare2a06:98c1:50::/45
PTRaspen.ns.cloudflare.com
A108.162.194.109🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRaspen.ns.cloudflare.com
A162.159.38.109Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRaspen.ns.cloudflare.com
A172.64.34.109🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRaspen.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.93.68, 172.67.206.98
IPv6 hints2606:4700:3033::6815:5d44, 2606:4700:3034::ac43:ce62
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=205, name=cloudflare-ech.com
SOAalbert.ns.cloudflare.comdns@cloudflare.com serial=2404008562

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=1778830336

Same first word

rk55cs.com

DNS History

10 records (6 active, 4 former)

NSalbert.ns.cloudflare.comaspen.ns.cloudflare.comA104.21.93.68172.67.206.982606:4700:3033::6815:5d442606:4700:3034::ac43:ce62188.114.96.0188.114.97.02a06:98c1:3120::2a06:98c1:3121::
●NSalbert.ns.cloudflare.com2026-04-16 → 2026-05-15 · 2 obs
● 2026-04-16 18:39:22
● 2026-05-15 07:53:16
●NSaspen.ns.cloudflare.com2026-04-16 → 2026-05-15 · 2 obs
● 2026-04-16 18:39:22
● 2026-05-15 07:53:16
●A104.21.93.682026-04-16 → 2026-05-15 · 5 obs
● 2026-04-16 18:39:22
● 2026-05-01 15:54:44
○ 2026-05-02 09:50:04
○ 2026-05-15 00:16:36
● 2026-05-15 07:53:16
●A172.67.206.982026-04-16 → 2026-05-15 · 5 obs
● 2026-04-16 18:39:22
● 2026-05-01 15:54:44
○ 2026-05-02 09:50:04
○ 2026-05-15 00:16:36
● 2026-05-15 07:53:16
○A188.114.96.02026-05-02 → 2026-05-15 · 4 obs
○ 2026-05-01 15:54:44
● 2026-05-02 09:50:04
● 2026-05-15 00:16:36
○ 2026-05-15 07:53:16
○A188.114.97.02026-05-02 → 2026-05-15 · 4 obs
○ 2026-05-01 15:54:44
● 2026-05-02 09:50:04
● 2026-05-15 00:16:36
○ 2026-05-15 07:53:16
●A2606:4700:3033::6815:5d442026-04-16 → 2026-05-15 · 5 obs
● 2026-04-16 18:39:22
● 2026-05-01 15:54:44
○ 2026-05-02 09:50:04
○ 2026-05-15 00:16:36
● 2026-05-15 07:53:16
●A2606:4700:3034::ac43:ce622026-04-16 → 2026-05-15 · 5 obs
● 2026-04-16 18:39:22
● 2026-05-01 15:54:44
○ 2026-05-02 09:50:04
○ 2026-05-15 00:16:36
● 2026-05-15 07:53:16
○A2a06:98c1:3120::2026-05-02 → 2026-05-15 · 4 obs
○ 2026-05-01 15:54:44
● 2026-05-02 09:50:04
● 2026-05-15 00:16:36
○ 2026-05-15 07:53:16
○A2a06:98c1:3121::2026-05-02 → 2026-05-15 · 4 obs
○ 2026-05-01 15:54:44
● 2026-05-02 09:50:04
● 2026-05-15 00:16:36
○ 2026-05-15 07:53:16

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comj.gtld-servers.net, k.gtld-servers.net, a.gtld-servers.net, i.gtld-servers.net...-
rk55cs.comalbert.ns.cloudflare.com, aspen.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.193.58

NS records: albert.ns.cloudflare.com, aspen.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rk55cs.com (unsigned zone)

⏱️ Timing

Total: 270ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.93.68, 172.67.206.98
AAAA22606:4700:3034::ac43:ce62, 2606:4700:3033::6815:5d44
NS2albert.ns.cloudflare.com, aspen.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1albert.ns.cloudflare.com dns.cloudflare.

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

rk55cs.com points to four IP numbers: 2606:4700:3033::6815:5d44, 2606:4700:3034::ac43:ce62, 104.21.93.68 and 172.67.206.98.

Other host names, for instance cdn.timezonedb.com, man257.com, facchini.com.br, www.espreso.rs and geducationtrust.org share IP numbers with rk55cs.com.

Name Servers

rk55cs.com is delegated to two name servers: albert.ns.cloudflare.com and aspen.ns.cloudflare.com.

rk55cs.com uses the same name server setup as other domains, for instance provegas.ru, geoglobus.ru, rk77.com, s2bcommunity.com and oukrf.ru.

rk55cs.com shares name servers with other domains at least partially, for instance kurdy.org, schottfoundation.org, hheuristics.com, hbjhly.com and cdebdbb82115fdf32ed706ea0805c482db.pages.dev.

these name servers are often used with gordon.ns.cloudflare.com, marissa.ns.cloudflare.com and nash.ns.cloudflare.com.

Host names with six IP numbers: albert.ns.cloudflare.com points to 2606:4700:58::adf5:3b3a, 2803:f800:50::6ca2:c13a, 2a06:98c1:50::ac40:213a, 108.162.193.58, 172.64.33.58 and 173.245.59.58; aspen.ns.cloudflare.com points to 2606:4700:50::a29f:266d, 2803:f800:50::6ca2:c26d, 2a06:98c1:50::ac40:226d, 108.162.194.109, 162.159.38.109 and 172.64.34.109.