rbtec.com - dns.ninja

`rbtec.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3037::6815:13e9^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:be76^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.19.233^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.190.118^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`melnicoff.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2cae^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`melnicoff.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3ae^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`melnicoff.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23ae^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`melnicoff.ns.cloudflare.com`
		A	108.162.195.174^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`melnicoff.ns.cloudflare.com`
		A	162.159.44.174^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`melnicoff.ns.cloudflare.com`
		A	172.64.35.174^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`melnicoff.ns.cloudflare.com`
NS	`nadia.ns.cloudflare.com`
		A	2606:4700:50::adf5:3acf^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nadia.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0cf^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`nadia.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20cf^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`nadia.ns.cloudflare.com`
		A	108.162.192.207^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nadia.ns.cloudflare.com`
		A	172.64.32.207^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nadia.ns.cloudflare.com`
		A	173.245.58.207^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nadia.ns.cloudflare.com`
MX	`rbtec-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::4^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db4pr02cu00204.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::a^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-du0pr03cu00102.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::6^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am4pr0401cu00106.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::7^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am9pr04cu00107.inbound.protection.outlook.com`
		A	52.101.68.25^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db8pr02cu00101.inbound.protection.outlook.com`
		A	52.101.68.32^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db3pr0202cu00200.inbound.protection.outlook.com`
		A	52.101.68.36^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db5pr02cu00104.inbound.protection.outlook.com`
		A	52.101.73.6^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am6pr04cu00306.inbound.protection.outlook.com`
TXT	`Sendinblue-code:36a2b366c618d4cb7b975f7aa5b253ed`
TXT	`google-site-verification=7vphvxAVOni4x_2pT8VD8PZ_msmLtdOKi-d3KdahdZg`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.19.233, 172.67.190.118
		IPv6 hints	2606:4700:3037::6815:13e9, 2606:4700:3037::ac43:be76
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=168, name=cloudflare-ech.com
SOA	`melnicoff.ns.cloudflare.com`dns@cloudflare.com serial=2406404209

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1782402275

WOT: SAFE (61/100)

Subdomains

mail.rbtec.com

Same first word

rbtec.com

rbtec.com.br

rbtec.net

rbtec.co.jp

Similar names

brtec.eu

recbt.ro

bcert.de

btrec.org

bcert.ru

bcert.io

rcbet.com

cbret.org

retbc.com

btrec.com

cbert.net

tecbr.com.br

crebt.com

bertc.com

btrce.cn

tecbr.com

btcer.org

btcre.com

etbcr.com

rcbet.net

bcert.com

cbter.com

ctreb.com

bcert.org

brtec.info

bcert.me

bcert.nl

bcert.eu

tbcre.com

cbert.org

cbtre.com

bcert.cn

betrc.com

bcert.org.ph

brtec.ch

cbert.com

cbret.de

btcer.net

rebtc.com

crebt.de

brtec.com

tcber.com

crbet.com

tecbr.net

crebt.net

ctreb.org

brtec.com.br

DNS History

16 records (7 active, 9 former)

●NSmelnicoff.ns.cloudflare.com2026-02-18 → 2026-06-25 · 3 obs

○ 2020-03-22 06:44:24
● 2026-02-18 14:29:00
● 2026-06-25 15:59:08

●NSnadia.ns.cloudflare.com2026-02-18 → 2026-06-25 · 3 obs

○ 2020-03-22 06:44:24
● 2026-02-18 14:29:00
● 2026-06-25 15:59:08

○NSns1.s3.fcomet.com2020-03-22 → 2020-03-22 · 4 obs

○ 2017-02-09 10:49:06
● 2020-03-22 06:44:24
○ 2026-02-18 14:29:00
○ 2026-06-25 15:59:08

○NSns1.sitesdepot.com2015-08-22 → 2017-02-09 · 4 obs

● 2015-08-22 10:27:10
● 2017-02-09 10:49:06
○ 2020-03-22 06:44:24
○ 2026-06-25 15:59:08

○NSns2.s3.fcomet.com2020-03-22 → 2020-03-22 · 4 obs

○ 2017-02-09 10:49:06
● 2020-03-22 06:44:24
○ 2026-02-18 14:29:00
○ 2026-06-25 15:59:08

○NSns2.sitesdepot.com2015-08-22 → 2017-02-09 · 4 obs

● 2015-08-22 10:27:10
● 2017-02-09 10:49:06
○ 2020-03-22 06:44:24
○ 2026-06-25 15:59:08

○MXmail.rbtec.com2015-08-22 → 2017-02-09 · 4 obs

● 2015-08-22 10:27:10
● 2017-02-09 10:49:06
○ 2020-03-22 06:44:24
○ 2026-06-25 15:59:08

●MXrbtec-com.mail.protection.outlook.com2020-03-22 → 2026-06-25 · 3 obs

○ 2017-02-09 10:49:06
● 2020-03-22 06:44:24
● 2026-06-25 15:59:08

●A104.21.19.2332026-02-18 → 2026-06-25 · 3 obs

○ 2020-03-22 06:44:24
● 2026-02-18 14:29:00
● 2026-06-25 15:59:08

○A162.216.114.1402015-08-22 → 2017-02-09 · 4 obs

● 2015-08-22 10:27:10
● 2017-02-09 10:49:06
○ 2020-03-22 06:44:24
○ 2026-06-25 15:59:08

●A172.67.190.1182026-02-18 → 2026-06-25 · 3 obs

○ 2020-03-22 06:44:24
● 2026-02-18 14:29:00
● 2026-06-25 15:59:08

○A173.236.22.1622020-03-22 → 2020-03-22 · 4 obs

○ 2017-02-09 10:49:06
● 2020-03-22 06:44:24
○ 2026-02-18 14:29:00
○ 2026-06-25 15:59:08

○A2606:4700:3033::6815:13e92026-02-18 → 2026-04-10 · 5 obs

○ 2020-03-22 06:44:24
● 2026-02-18 14:29:00
● 2026-04-10 09:00:14
○ 2026-06-25 15:59:06
○ 2026-06-25 15:59:08

○A2606:4700:3033::ac43:be762026-02-18 → 2026-04-10 · 5 obs

○ 2020-03-22 06:44:24
● 2026-02-18 14:29:00
● 2026-04-10 09:00:14
○ 2026-06-25 15:59:06
○ 2026-06-25 15:59:08

●A2606:4700:3037::6815:13e92026-06-25 → 2026-06-25 · 3 obs

○ 2026-04-10 09:00:14
● 2026-06-25 15:59:06
● 2026-06-25 15:59:08

●A2606:4700:3037::ac43:be762026-06-25 → 2026-06-25 · 3 obs

○ 2026-04-10 09:00:14
● 2026-06-25 15:59:06
● 2026-06-25 15:59:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
rbtec.com	nadia.ns.cloudflare.com, melnicoff.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.195.174

NS records: nadia.ns.cloudflare.com, melnicoff.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rbtec.com (unsigned zone)

⏱️ Timing

Total: 205ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.19.233, 172.67.190.118`
AAAA	2	`2606:4700:3037::6815:13e9, 2606:4700:3037::ac43:be76`
NS	2	`melnicoff.ns.cloudflare.com, nadia.ns.cloudflare.com`
MX	1	`rbtec-com.mail.protection.outlook.com (p`
TXT	3	`Sendinblue-code:36a2b366c618d4cb7b975f7a, google-site-verification=7vphvxAVOni4x_2...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`melnicoff.ns.cloudflare.com dns.cloudfla`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

rbtec.com is the parent zone for mail.rbtec.com.

IP Addresses

rbtec.com resolves to four IP addresses: 104.21.19.233, 172.67.190.118, 2606:4700:3037::6815:13e9 and 2606:4700:3037::ac43:be76.

duorougu.com, bingorellacasinonodeposit.click, poubozic.com plus two other host names have IP numbers in common with rbtec.com.

Name Servers

Two name servers handle the delegation for rbtec.com: melnicoff.ns.cloudflare.com and nadia.ns.cloudflare.com.

The name server configuration of rbtec.com is shared with other domains, for instance dusk-renovate.com, isnpk.com, auli.com.br and two others.

rbtec.com partially shares its NS delegation with several other domains, including retrogamingconsoles.com, ferrisfest.com, masayaslots.info and two others.

These name servers regularly co-occur with the name servers dakota.ns.cloudflare.com, leanna.ns.cloudflare.com and felicity.ns.cloudflare.com.

Hosts with 6 IP addresses each:

melnicoff.ns.cloudflare.com resolves to 108.162.195.174, 162.159.44.174 and 172.64.35.174 among others, with 3 other IP addresses in total.

nadia.ns.cloudflare.com resolves to 108.162.192.207, 172.64.32.207 and 173.245.58.207 among others, with 3 other IP addresses in total.

Mail Servers

rbtec.com uses one mail server — rbtec-com.mail.protection.outlook.com.

rbtec-com.mail.protection.outlook.com has 8 IP addresses: 52.101.68.25, 52.101.68.32, 52.101.68.36 plus 5 more.