rtcbd.com - dns.ninja

`rtcbd.com`

DNSSEC	⚠️ Not signed
A	2402:29e0:c010:50::c0de^{CFHIL-AS-AP2402:29e0:c010::/48 Code For Host Inc Ltd Monir Uddin Complex}
		PTR	`surma-bd-cp5.hostever.com`
A	103.148.14.50^{🇧🇩 CFHIL-AS-AP103.148.14.0/24 Code For Host Inc Ltd Monir Uddin Complex}
NS	`dns1.hostever.com` ⭐
		A	104.247.110.3^{🇺🇸 AS399883104.247.110.0/24 CodeforHost Inc}
NS	`dns2.hostever.com`
		A	167.99.67.189^{🇸🇬 DIGITALOCEAN167.99.64.0/20 DigitalOcean}
			PTR	`dns2.hostever.com`
NS	`dns3.hostever.com`
		A	103.148.14.4^{🇧🇩 CFHIL-AS-AP103.148.14.0/24 Code For Host Inc Ltd Monir Uddin Complex}
			PTR	`dns3.hostever.com`
NS	`dns4.hostever.com`
		A	103.148.15.4^{🇧🇩 CFHIL-AS-AP103.148.15.0/24 Code For Host Inc Ltd Monir Uddin Complex}
			PTR	`dns4.hostever.com`
MX	`rtcbd.com` ⭐
		A	2402:29e0:c010:50::c0de^{CFHIL-AS-AP2402:29e0:c010::/48 Code For Host Inc Ltd Monir Uddin Complex}
			PTR	`surma-bd-cp5.hostever.com`
		A	103.148.14.50^{🇧🇩 CFHIL-AS-AP103.148.14.0/24 Code For Host Inc Ltd Monir Uddin Complex}
			PTR	`surma-bd-cp5.hostever.com`
TXT	`v=spf1 ip4:103.148.14.50 +a +mx +ip4:103.161.46.26 +ip4:103.148.14.130 +ip4:1...`
SOA	`dns1.hostever.com`root@103-148-14-50.cprapid.com 2026-05-06 #1

`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=1783084906

MX for

rtcbd.com

Same first word

rtcbd.com

rtcbd.net

Similar names

bctdr.com

trcbd.com

tcrbd.com

rctdb.com

dctrb.com

dbctr.com

rctbd.com

drtbc.com

brdtc.com

btrdc.com

rbdtc.net

bdctr.com

drtbc.ca

dtrcb.com

dbtrc.com

tdcbr.com

drbtc.com

dtcrb.by

cbdrt.com

rbdtc.com

dbtcr.com

btcdr.com

dtrcb.net

brdtc.net

rbtcd.cn

rtbdc.com

tdbcr.com

trcdb.com

DNS History

13 records (7 active, 6 former)

●NSdns1.hostever.com2026-03-03 → 2026-07-03 · 3 obs

○ 2017-12-31 09:03:08
● 2026-03-03 20:04:28
● 2026-07-03 13:31:02

●NSdns2.hostever.com2026-03-03 → 2026-07-03 · 3 obs

○ 2017-12-31 09:03:08
● 2026-03-03 20:04:28
● 2026-07-03 13:31:02

●NSdns3.hostever.com2026-03-03 → 2026-07-03 · 3 obs

○ 2017-12-31 09:03:08
● 2026-03-03 20:04:28
● 2026-07-03 13:31:02

●NSdns4.hostever.com2026-03-03 → 2026-07-03 · 3 obs

○ 2017-12-31 09:03:08
● 2026-03-03 20:04:28
● 2026-07-03 13:31:02

○NSns1.technobd.biz2015-08-06 → 2016-04-22 · 4 obs

● 2015-08-06 00:16:02
● 2016-04-22 12:45:58
○ 2017-01-13 22:55:32
○ 2026-07-03 13:31:02

○NSns1.technobdhosting.com2017-01-13 → 2017-12-31 · 5 obs

○ 2016-04-22 12:45:58
● 2017-01-13 22:55:32
● 2017-12-31 09:03:08
○ 2026-03-03 20:04:28
○ 2026-07-03 13:31:02

○NSns2.technobd.biz2015-08-06 → 2016-04-22 · 4 obs

● 2015-08-06 00:16:02
● 2016-04-22 12:45:58
○ 2017-01-13 22:55:32
○ 2026-07-03 13:31:02

○NSns2.technobdhosting.com2017-01-13 → 2017-12-31 · 5 obs

○ 2016-04-22 12:45:58
● 2017-01-13 22:55:32
● 2017-12-31 09:03:08
○ 2026-03-03 20:04:28
○ 2026-07-03 13:31:02

●MXrtcbd.com2015-08-06 → 2026-07-03 · 2 obs

● 2015-08-06 00:16:02
● 2026-07-03 13:31:02

●A103.148.14.502026-03-03 → 2026-07-03 · 3 obs

○ 2017-12-31 09:03:08
● 2026-03-03 20:04:28
● 2026-07-03 13:31:02

●A2402:29e0:c010:50::c0de2026-03-03 → 2026-07-03 · 3 obs

○ 2017-12-31 09:03:08
● 2026-03-03 20:04:28
● 2026-07-03 13:31:02

○A67.225.164.702017-01-13 → 2017-12-31 · 5 obs

○ 2016-04-22 12:45:58
● 2017-01-13 22:55:32
● 2017-12-31 09:03:08
○ 2026-03-03 20:04:28
○ 2026-07-03 13:31:02

○A67.227.142.42015-08-06 → 2016-04-22 · 4 obs

● 2015-08-06 00:16:02
● 2016-04-22 12:45:58
○ 2017-01-13 22:55:32
○ 2026-07-03 13:31:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, h.gtld-servers.net, e.gtld-servers.net, d.gtld-servers.net...	-
rtcbd.com	dns3.hostever.com, dns4.hostever.com, dns1.hostever.com, dns2.hostever.com	4 records

✅ Authoritative Response

Server:104.247.110.3

NS records: dns3.hostever.com, dns4.hostever.com, dns1.hostever.com, dns2.hostever.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rtcbd.com (unsigned zone)

⏱️ Timing

Total: 465ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`103.148.14.50`
AAAA	1	`2402:29e0:c010:50::c0de`
NS	4	`dns4.hostever.com, dns2.hostever.com...`
MX	1	`rtcbd.com (pri: 0)`
TXT	1	`v=spf1 ip4:103.148.14.50 +a +mx +ip4:103`
SOA	1	`dns1.hostever.com root.103-148-14-50.cpr`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (dns3.hostever.com, dns4.hostever.com, dns1.hostever.com...)

Analysis

Mail Server Role

The MX record for rtcbd.com points back to rtcbd.com — it is its own mail server.

IP Addresses

rtcbd.com points to the IP addresses 103.148.14.50 and 2402:29e0:c010:50::c0de

Among the host names that share IP numbers with rtcbd.com are akijinfotech.com, amaderstore.com, vmsl.com.bd and two others.

Name Servers

The domain rtcbd.com is delegated to these four name servers: dns1.hostever.com, dns2.hostever.com, dns3.hostever.com and dns4.hostever.com.

There is at least partial name server overlap between rtcbd.com and other domains — sajeebgroup.com, sheitech.com.bd, atnemart.com and two more among them.

These name servers frequently co-occur with the name servers ns1.iristechbd.com and ns2.iristechbd.com.

dns1.hostever.com resolves to 104.247.110.3. dns2.hostever.com resolves to 167.99.67.189. dns3.hostever.com resolves to 103.148.14.4. dns4.hostever.com resolves to 103.148.15.4. All four hosts carry exactly one IP address.

Mail Servers

The MX record for rtcbd.com points to a single mail server: rtcbd.com.

rtcbd.com carries two IP numbers: 103.148.14.50 and 2402:29e0:c010:50::c0de.