rtblues.com - dns.ninja

rtblues.com

DNSSEC⚠️ Not signed
A2606:4700:3037::6815:54f9🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::ac43:c7e5🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.84.249Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.199.229🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NScora.ns.cloudflare.com ⭐
A2606:4700:50::a29f:26c3🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcora.ns.cloudflare.com
A2803:f800:50::6ca2:c2c3🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRcora.ns.cloudflare.com
A2a06:98c1:50::ac40:22c3🇺🇸 Cloudflare2a06:98c1:50::/45
PTRcora.ns.cloudflare.com
A108.162.194.195🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcora.ns.cloudflare.com
A162.159.38.195Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcora.ns.cloudflare.com
A172.64.34.195🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcora.ns.cloudflare.com
NSsean.ns.cloudflare.com
A2606:4700:58::adf5:3be7🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsean.ns.cloudflare.com
A2803:f800:50::6ca2:c1e7🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRsean.ns.cloudflare.com
A2a06:98c1:50::ac40:21e7🇺🇸 Cloudflare2a06:98c1:50::/45
PTRsean.ns.cloudflare.com
A108.162.193.231🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsean.ns.cloudflare.com
A172.64.33.231🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsean.ns.cloudflare.com
A173.245.59.231🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsean.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.84.249, 172.67.199.229
IPv6 hints2606:4700:3037::6815:54f9, 2606:4700:3037::ac43:c7e5
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=205, name=cloudflare-ech.com
SOAcora.ns.cloudflare.comdns@cloudflare.com serial=2411245347

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=1786209694
WOT: SAFE (61/100)

Same first word

rtblues.com

Similar names

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ulbster.com
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butlers.es
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butlers.cx
butlers.fr
bulters.nl
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restblu.com
stubler.net

DNS History

16 records (6 active, 10 former)

200920112013201520172019202120232025NScora.ns.cloudflare.comsean.ns.cloudflare.comdns01.dipcon.comdns02.ports.sedns03.ports.sedns04.ports.netMXmail.rtblues.comA104.21.84.249172.67.199.2292606:4700:3037::6815:54f92606:4700:3037::ac43:c7e5146.247.230.19264.31.42.23564.31.42.23666.135.39.90
○NS(root)2015-08-18 → 2017-04-08 · 4 obs
● 2015-08-18 05:34:36
● 2017-04-08 19:26:14
○ 2026-02-16 22:41:42
○ 2026-08-08 17:22:30
●NScora.ns.cloudflare.com2026-06-09 → 2026-08-08 · 3 obs
○ 2026-03-31 08:14:26
● 2026-06-09 10:20:32
● 2026-08-08 17:22:30
○NSdns01.dipcon.com2026-02-16 → 2026-03-31 · 5 obs
○ 2017-04-08 19:26:14
● 2026-02-16 22:41:42
● 2026-03-31 08:14:26
○ 2026-06-09 10:20:32
○ 2026-08-08 17:22:30
○NSdns02.ports.se2026-02-16 → 2026-03-31 · 5 obs
○ 2017-04-08 19:26:14
● 2026-02-16 22:41:42
● 2026-03-31 08:14:26
○ 2026-06-09 10:20:32
○ 2026-08-08 17:22:30
○NSdns03.ports.se2026-02-16 → 2026-03-31 · 5 obs
○ 2017-04-08 19:26:14
● 2026-02-16 22:41:42
● 2026-03-31 08:14:26
○ 2026-06-09 10:20:32
○ 2026-08-08 17:22:30
○NSdns04.ports.net2026-02-16 → 2026-03-31 · 5 obs
○ 2017-04-08 19:26:14
● 2026-02-16 22:41:42
● 2026-03-31 08:14:26
○ 2026-06-09 10:20:32
○ 2026-08-08 17:22:30
●NSsean.ns.cloudflare.com2026-06-09 → 2026-08-08 · 3 obs
○ 2026-03-31 08:14:26
● 2026-06-09 10:20:32
● 2026-08-08 17:22:30
○MXmail.rtblues.com2008-03-18 → 2008-03-18 · 3 obs
● 2008-03-18 12:13:16
○ 2015-08-18 05:34:36
○ 2026-08-08 17:22:30
●A104.21.84.2492026-06-09 → 2026-08-08 · 3 obs
○ 2026-03-31 08:14:26
● 2026-06-09 10:20:32
● 2026-08-08 17:22:30
○A146.247.230.1922026-02-16 → 2026-03-31 · 5 obs
○ 2017-04-08 19:26:14
● 2026-02-16 22:41:42
● 2026-03-31 08:14:26
○ 2026-06-09 10:20:32
○ 2026-08-08 17:22:30
●A172.67.199.2292026-06-09 → 2026-08-08 · 3 obs
○ 2026-03-31 08:14:26
● 2026-06-09 10:20:32
● 2026-08-08 17:22:30
●A2606:4700:3037::6815:54f92026-06-09 → 2026-08-08 · 3 obs
○ 2026-03-31 08:14:26
● 2026-06-09 10:20:32
● 2026-08-08 17:22:30
●A2606:4700:3037::ac43:c7e52026-06-09 → 2026-08-08 · 3 obs
○ 2026-03-31 08:14:26
● 2026-06-09 10:20:32
● 2026-08-08 17:22:30
○A64.31.42.2352015-08-18 → 2015-12-11 · 5 obs
○ 2008-03-18 12:13:16
● 2015-08-18 05:34:36
● 2015-12-11 11:28:38
○ 2016-03-17 01:23:26
○ 2026-08-08 17:22:30
○A64.31.42.2362016-03-17 → 2017-04-08 · 5 obs
○ 2015-12-11 11:28:38
● 2016-03-17 01:23:26
● 2017-04-08 19:26:14
○ 2026-02-16 22:41:42
○ 2026-08-08 17:22:30
○A66.135.39.902008-03-18 → 2008-03-18 · 3 obs
● 2008-03-18 12:13:16
○ 2015-08-18 05:34:36
○ 2026-08-08 17:22:30

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comb.gtld-servers.net, e.gtld-servers.net, g.gtld-servers.net, m.gtld-servers.net...-
rtblues.comsean.ns.cloudflare.com, cora.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.194.195

NS records: sean.ns.cloudflare.com, cora.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rtblues.com (unsigned zone)

⏱️ Timing

Total: 429ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.84.249, 172.67.199.229
AAAA22606:4700:3037::ac43:c7e5, 2606:4700:3037::6815:54f9
NS2cora.ns.cloudflare.com, sean.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1cora.ns.cloudflare.com dns.cloudflare.co

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

rtblues.com directs to four IP numbers, which are 104.21.84.249, 172.67.199.229, 2606:4700:3037::6815:54f9 and 2606:4700:3037::ac43:c7e5.

Among the host names that share IP numbers with rtblues.com are sonomastatestar.com, treystrongcustomhomes.com, roomraccoon.pt and two others.

Name Servers

DNS delegation for rtblues.com points to two name servers: cora.ns.cloudflare.com and sean.ns.cloudflare.com.

rtblues.com has the same name server delegation as a number of other domains, such as dfwfrag.com, electroind.fi, secondlife24h.com and two more.

At least some of rtblues.com's name servers are shared with other domains, for example fairlybasictech.com, obitalstack.click, hollypowder.pl and two more.

These name servers tend to be deployed in combination with the name servers luciana.ns.cloudflare.com and jihoon.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

cora.ns.cloudflare.com has IP addresses 108.162.194.195, 162.159.38.195 and 172.64.34.195, plus 3 other.

sean.ns.cloudflare.com has IP addresses 108.162.193.231, 172.64.33.231 and 173.245.59.231, plus 3 other.