tbuilt.com - dns.ninja

tbuilt.com

DNSSEC⚠️ Not signed
A2606:4700:3035::ac43:ccfb🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:2cea🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.44.234Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.204.251🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSkay.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3a7d🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkay.ns.cloudflare.com
A2803:f800:50::6ca2:c07d🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRkay.ns.cloudflare.com
A2a06:98c1:50::ac40:207d🇺🇸 Cloudflare2a06:98c1:50::/45
PTRkay.ns.cloudflare.com
A108.162.192.125🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkay.ns.cloudflare.com
A172.64.32.125🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkay.ns.cloudflare.com
A173.245.58.125🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkay.ns.cloudflare.com
NSsam.ns.cloudflare.com
A2606:4700:58::adf5:3b8d🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsam.ns.cloudflare.com
A2803:f800:50::6ca2:c18d🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRsam.ns.cloudflare.com
A2a06:98c1:50::ac40:218d🇺🇸 Cloudflare2a06:98c1:50::/45
PTRsam.ns.cloudflare.com
A108.162.193.141🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsam.ns.cloudflare.com
A172.64.33.141🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsam.ns.cloudflare.com
A173.245.59.141🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsam.ns.cloudflare.com
MXmail.biotest.net ⭐
A192.207.255.237🇺🇸 MNX-1192.207.255.0/24 Announced at ORD3
PTRmail.biotest.net
MXmailrelay.biotest.net(100)
A192.207.255.237🇺🇸 MNX-1192.207.255.0/24 Announced at ORD3
PTRmail.biotest.net
TXTv=spf1 ip4:192.207.255.235 ip4:192.207.255.237 ip4:192.207.255.252 ip4:192.20...
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.44.234, 172.67.204.251
IPv6 hints2606:4700:3035::ac43:ccfb, 2606:4700:3037::6815:2cea
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=101, name=cloudflare-ech.com
SOAkay.ns.cloudflare.comdns@cloudflare.com serial=2411122874

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=1785855484

Same first word

tbuilt.com.au
tbuilt.com

Similar names

bluitt.com
btutil.com
buttli.es
ultbit.com
bitlut.com
bulitt.com
uibltt.com
builtt.io
tulbit.com

DNS History

18 records (8 active, 10 former)

20162017201820192020202120222023202420252026NSkay.ns.cloudflare.comsam.ns.cloudflare.comns1.biotest.netns2.biotest.netns3.biotest.netMXmail.biotest.netmailrelay.biotest.netA104.21.44.234172.67.204.2512606:4700:3035::ac43:ccfb2606:4700:3037::6815:2cea128.121.26.61188.114.96.0188.114.97.0192.207.255.2402606:4700:3037::ac43:ccfb2a06:98c1:3120::2a06:98c1:3121::
●NSkay.ns.cloudflare.com2026-02-15 → 2026-08-04 · 3 obs
○ 2019-04-11 19:16:12
● 2026-02-15 18:18:50
● 2026-08-04 15:14:32
○NSns1.biotest.net2015-07-26 → 2019-04-11 · 4 obs
● 2015-07-26 12:19:26
● 2019-04-11 19:16:12
○ 2026-02-15 18:18:50
○ 2026-08-04 15:14:32
○NSns2.biotest.net2015-07-26 → 2019-04-11 · 4 obs
● 2015-07-26 12:19:26
● 2019-04-11 19:16:12
○ 2026-02-15 18:18:50
○ 2026-08-04 15:14:32
○NSns3.biotest.net2015-07-26 → 2019-04-11 · 4 obs
● 2015-07-26 12:19:26
● 2019-04-11 19:16:12
○ 2026-02-15 18:18:50
○ 2026-08-04 15:14:32
●NSsam.ns.cloudflare.com2026-02-15 → 2026-08-04 · 3 obs
○ 2019-04-11 19:16:12
● 2026-02-15 18:18:50
● 2026-08-04 15:14:32
●MXmail.biotest.net2015-07-26 → 2026-08-04 · 2 obs
● 2015-07-26 12:19:26
● 2026-08-04 15:14:32
●MXmailrelay.biotest.net2015-07-26 → 2026-08-04 · 2 obs
● 2015-07-26 12:19:26
● 2026-08-04 15:14:32
●A104.21.44.2342026-02-15 → 2026-08-04 · 7 obs
○ 2019-04-11 19:16:12
● 2026-02-15 18:18:50
○ 2026-03-13 23:13:58
● 2026-03-29 08:47:10
● 2026-04-30 10:40:50
○ 2026-05-06 22:04:20
● 2026-08-04 15:14:32
○A128.121.26.612015-07-26 → 2017-02-09 · 4 obs
● 2015-07-26 12:19:26
● 2017-02-09 17:44:06
○ 2019-04-11 19:16:12
○ 2026-08-04 15:14:32
●A172.67.204.2512026-02-15 → 2026-08-04 · 7 obs
○ 2019-04-11 19:16:12
● 2026-02-15 18:18:50
○ 2026-03-13 23:13:58
● 2026-03-29 08:47:10
● 2026-04-30 10:40:50
○ 2026-05-06 22:04:20
● 2026-08-04 15:14:32
○A188.114.96.02026-03-13 → 2026-05-06 · 6 obs
○ 2026-02-15 18:18:50
● 2026-03-13 23:13:58
○ 2026-03-29 08:47:10
○ 2026-04-30 10:40:50
● 2026-05-06 22:04:20
○ 2026-08-04 15:14:32
○A188.114.97.02026-03-13 → 2026-05-06 · 6 obs
○ 2026-02-15 18:18:50
● 2026-03-13 23:13:58
○ 2026-03-29 08:47:10
○ 2026-04-30 10:40:50
● 2026-05-06 22:04:20
○ 2026-08-04 15:14:32
○A192.207.255.2402019-04-11 → 2019-04-11 · 4 obs
○ 2017-02-09 17:44:06
● 2019-04-11 19:16:12
○ 2026-02-15 18:18:50
○ 2026-08-04 15:14:32
●A2606:4700:3035::ac43:ccfb2026-08-04 → 2026-08-04 · 2 obs
○ 2026-05-06 22:04:20
● 2026-08-04 15:14:32
●A2606:4700:3037::6815:2cea2026-02-15 → 2026-08-04 · 7 obs
○ 2019-04-11 19:16:12
● 2026-02-15 18:18:50
○ 2026-03-13 23:13:58
● 2026-03-29 08:47:10
● 2026-04-30 10:40:50
○ 2026-05-06 22:04:20
● 2026-08-04 15:14:32
○A2606:4700:3037::ac43:ccfb2026-02-15 → 2026-04-30 · 7 obs
○ 2019-04-11 19:16:12
● 2026-02-15 18:18:50
○ 2026-03-13 23:13:58
● 2026-03-29 08:47:10
● 2026-04-30 10:40:50
○ 2026-05-06 22:04:20
○ 2026-08-04 15:14:32
○A2a06:98c1:3120::2026-03-13 → 2026-05-06 · 6 obs
○ 2026-02-15 18:18:50
● 2026-03-13 23:13:58
○ 2026-03-29 08:47:10
○ 2026-04-30 10:40:50
● 2026-05-06 22:04:20
○ 2026-08-04 15:14:32
○A2a06:98c1:3121::2026-03-13 → 2026-05-06 · 6 obs
○ 2026-02-15 18:18:50
● 2026-03-13 23:13:58
○ 2026-03-29 08:47:10
○ 2026-04-30 10:40:50
● 2026-05-06 22:04:20
○ 2026-08-04 15:14:32

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
tbuilt.comkay.ns.cloudflare.com, sam.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.192.125

NS records: kay.ns.cloudflare.com, sam.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tbuilt.com (unsigned zone)

⏱️ Timing

Total: 361ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.44.234, 172.67.204.251
AAAA22606:4700:3037::6815:2cea, 2606:4700:3035::ac43:ccfb
NS2kay.ns.cloudflare.com, sam.ns.cloudflare.com
MX2mail.biotest.net (pri: 10), mailrelay.biotest.net (pri: 100)
TXT1v=spf1 ip4:192.207.255.235 ip4:192.207.2
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1kay.ns.cloudflare.com dns.cloudflare.com

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

tbuilt.com directs to four IP numbers, which are 104.21.44.234, 172.67.204.251, 2606:4700:3035::ac43:ccfb and 2606:4700:3037::6815:2cea.

eventquartznow.com, villacesarea.eu, one83restaurant.com plus two other host names have IP numbers in common with tbuilt.com.

Name Servers

Two name servers handle the delegation for tbuilt.com: kay.ns.cloudflare.com and sam.ns.cloudflare.com.

The name server configuration of tbuilt.com is shared with other domains, for instance mp4ba.cc, testosteronemag.com, oroboto.com and two others.

At least some of tbuilt.com's name servers are shared with other domains, for example lgjc.com.cn, nourishyourblood.com, kort.org and two more.

These name servers tend to be used in conjunction with the name servers trevor.ns.cloudflare.com.

Hosts with 6 IP addresses each:

kay.ns.cloudflare.com resolves to 108.162.192.125, 172.64.32.125 and 173.245.58.125 among others, with 3 other IP addresses in total.

sam.ns.cloudflare.com resolves to 108.162.193.141, 172.64.33.141 and 173.245.59.141 among others, with 3 other IP addresses in total.

Mail Servers

tbuilt.com uses two mail servers, mail.biotest.net and mailrelay.biotest.net.

The mail server setup of tbuilt.com matches that of other domains such as finibar.net, braincandyshot.com, tmuscle.com and two others.

mail.biotest.net directs to 192.207.255.237, as does mailrelay.biotest.net — both hostnames resolve to that one IP address.

mail.biotest.net along with mailrelay.biotest.net each resolve to 192.207.255.237 IP addresses.