b2tu.com - robtex.com

b2tu.com

DNSSEC⚠️ Not signed
A2606:4700:3030::6815:17a4🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3033::ac43:d454🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.23.164Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.212.84🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NScrystal.ns.cloudflare.com ⭐
A2606:4700:50::a29f:26ca🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcrystal.ns.cloudflare.com
A2803:f800:50::6ca2:c2ca🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRcrystal.ns.cloudflare.com
A2a06:98c1:50::ac40:22ca🇺🇸 Cloudflare2a06:98c1:50::/45
PTRcrystal.ns.cloudflare.com
A108.162.194.202🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcrystal.ns.cloudflare.com
A162.159.38.202Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcrystal.ns.cloudflare.com
A172.64.34.202🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcrystal.ns.cloudflare.com
NSthaddeus.ns.cloudflare.com
A2606:4700:58::a29f:2c7f🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRthaddeus.ns.cloudflare.com
A2803:f800:50::6ca2:c37f🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRthaddeus.ns.cloudflare.com
A2a06:98c1:50::ac40:237f🇺🇸 Cloudflare2a06:98c1:50::/45
PTRthaddeus.ns.cloudflare.com
A108.162.195.127🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRthaddeus.ns.cloudflare.com
A162.159.44.127Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRthaddeus.ns.cloudflare.com
A172.64.35.127🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRthaddeus.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.23.164, 172.67.212.84
IPv6 hints2606:4700:3030::6815:17a4, 2606:4700:3033::ac43:d454
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=128, name=cloudflare-ech.com
SOAcrystal.ns.cloudflare.comdns@cloudflare.com serial=2409689133

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=1785132947

Same first word

b2tu.com
b2tu.ru

Similar names

t2bu.com
tbu2.com
tub2.eu
utb2.com
tub2.com
2but.com
tub2.dk
t2ub.co.uk

DNS History

13 records (6 active, 7 former)

200920112013201520172019202120232025NScrystal.ns.cloudflare.comthaddeus.ns.cloudflare.comf1g1ns1.dnspod.netf1g1ns2.dnspod.netns13.xincache.comns14.xincache.comA104.21.23.164172.67.212.842606:4700:3030::6815:17a42606:4700:3033::ac43:d454218.6.12.822606:4700:3034::ac43:d4542606:4700:3035::6815:17a4
●NScrystal.ns.cloudflare.com2026-04-10 → 2026-07-27 · 3 obs
○ 2017-03-15 12:31:04
● 2026-04-10 07:45:24
● 2026-07-27 06:40:40
○NSf1g1ns1.dnspod.net2015-11-26 → 2017-03-15 · 5 obs
○ 2015-08-04 18:13:08
● 2015-11-26 02:22:04
● 2017-03-15 12:31:04
○ 2026-04-10 07:45:24
○ 2026-07-27 06:40:40
○NSf1g1ns2.dnspod.net2015-11-26 → 2017-03-15 · 5 obs
○ 2015-08-04 18:13:08
● 2015-11-26 02:22:04
● 2017-03-15 12:31:04
○ 2026-04-10 07:45:24
○ 2026-07-27 06:40:40
○NSns13.xincache.com2015-08-04 → 2015-08-04 · 4 obs
○ 2008-11-28 16:53:34
● 2015-08-04 18:13:08
○ 2015-11-26 02:22:04
○ 2026-07-27 06:40:40
○NSns14.xincache.com2015-08-04 → 2015-08-04 · 4 obs
○ 2008-11-28 16:53:34
● 2015-08-04 18:13:08
○ 2015-11-26 02:22:04
○ 2026-07-27 06:40:40
●NSthaddeus.ns.cloudflare.com2026-04-10 → 2026-07-27 · 3 obs
○ 2017-03-15 12:31:04
● 2026-04-10 07:45:24
● 2026-07-27 06:40:40
●A104.21.23.1642026-04-10 → 2026-07-27 · 3 obs
○ 2017-03-15 12:31:04
● 2026-04-10 07:45:24
● 2026-07-27 06:40:40
●A172.67.212.842026-04-10 → 2026-07-27 · 3 obs
○ 2017-03-15 12:31:04
● 2026-04-10 07:45:24
● 2026-07-27 06:40:40
○A218.6.12.822015-08-04 → 2017-03-15 · 4 obs
● 2015-08-04 18:13:08
● 2017-03-15 12:31:04
○ 2026-04-10 07:45:24
○ 2026-07-27 06:40:40
●A2606:4700:3030::6815:17a42026-07-13 → 2026-07-27 · 3 obs
○ 2026-06-11 19:24:08
● 2026-07-13 21:32:10
● 2026-07-27 06:40:40
●A2606:4700:3033::ac43:d4542026-07-13 → 2026-07-27 · 3 obs
○ 2026-06-11 19:24:08
● 2026-07-13 21:32:10
● 2026-07-27 06:40:40
○A2606:4700:3034::ac43:d4542026-04-10 → 2026-06-11 · 5 obs
○ 2017-03-15 12:31:04
● 2026-04-10 07:45:24
● 2026-06-11 19:24:08
○ 2026-07-13 21:32:10
○ 2026-07-27 06:40:40
○A2606:4700:3035::6815:17a42026-04-10 → 2026-06-11 · 5 obs
○ 2017-03-15 12:31:04
● 2026-04-10 07:45:24
● 2026-06-11 19:24:08
○ 2026-07-13 21:32:10
○ 2026-07-27 06:40:40

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, l.gtld-servers.net, b.gtld-servers.net, f.gtld-servers.net...-
b2tu.comcrystal.ns.cloudflare.com, thaddeus.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.195.127

NS records: crystal.ns.cloudflare.com, thaddeus.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for b2tu.com (unsigned zone)

⏱️ Timing

Total: 207ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.23.164, 172.67.212.84
AAAA22606:4700:3030::6815:17a4, 2606:4700:3033::ac43:d454
NS2crystal.ns.cloudflare.com, thaddeus.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1crystal.ns.cloudflare.com dns.cloudflare

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

b2tu.com points to the four IP addresses 104.21.23.164, 172.67.212.84, 2606:4700:3030::6815:17a4 and 2606:4700:3033::ac43:d454.

Additional host names — (0x7030726e)tv.com, spinwavenet.com, cuy.pe and two others — share IP numbers with b2tu.com.

Name Servers

b2tu.com is served by two delegated name servers, crystal.ns.cloudflare.com and thaddeus.ns.cloudflare.com.

b2tu.com shares its name server setup with other domains, including 17doudou.com, fuge-cn.com, starhotel5.com and two others.

At least some of b2tu.com's name servers are shared with other domains, for example saturnevote.xyz, meovathay.vn, dev.com.pl and two more.

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

Host names with 6 IP numbers:

crystal.ns.cloudflare.com carries IP addresses 108.162.194.202, 162.159.38.202 and 172.64.34.202, with 3 other addresses beyond those.

thaddeus.ns.cloudflare.com carries IP addresses 108.162.195.127, 162.159.44.127 and 172.64.35.127, with 3 other addresses beyond those.