bd - robtex.com

bd

DNSSECπŸ”’ Signed (DS record present)
A203.112.194.232πŸ‡§πŸ‡© BTTB-AS-AP203.112.194.0/24 Bangladesh Telegraph & Telephone Board Telejogajog Bhaban 37/E, Eskaton Garden
NSdns.bd ⭐
A2407:5000:88:5::3πŸ‡§πŸ‡© BTTB-AS-AP2407:5000::/32 Bangladesh Telegraph & Telephone Board Telejogajog Bhaban 37/E, Eskaton Garden
PTRdns.bd
A123.49.12.112πŸ‡§πŸ‡© BTTB-AS-AP123.49.12.0/24 Bangladesh Telegraph & Telephone Board Telejogajog Bhaban 37/E, Eskaton Garden
NSbd-ns.anycast.pch.net
A2001:500:14:6108:ad::1πŸ‡ΊπŸ‡Έ UNSPECIFIED2001:500:14::/48 PCH v6 block for DNS Anycast
PTRbd-ns.anycast.pch.net
A204.61.216.108πŸ‡ΊπŸ‡Έ UNSPECIFIED204.61.216.0/23 Packet Clearing House
NSjamuna.btcl.net.bd
A2407:5000:88:4::231πŸ‡§πŸ‡© BTTB-AS-AP2407:5000::/32 Bangladesh Telegraph & Telephone Board Telejogajog Bhaban 37/E, Eskaton Garden
PTRjamuna.btcl.net.bd
A203.112.194.231πŸ‡§πŸ‡© BTTB-AS-AP203.112.194.0/24 Bangladesh Telegraph & Telephone Board Telejogajog Bhaban 37/E, Eskaton Garden
NSsurma.btcl.net.bd
A2407:5000:88:4::232πŸ‡§πŸ‡© BTTB-AS-AP2407:5000::/32 Bangladesh Telegraph & Telephone Board Telejogajog Bhaban 37/E, Eskaton Garden
A203.112.194.232πŸ‡§πŸ‡© BTTB-AS-AP203.112.194.0/24 Bangladesh Telegraph & Telephone Board Telejogajog Bhaban 37/E, Eskaton Garden
SOAdns.bdroot@dns.bd serial=2024255711

(root)

DNSSECπŸ”’ Signed (DS record present)
NSa.root-servers.net ⭐ ⚠️ Not in parent delegation
NSb.root-servers.net ⚠️ Not in parent delegation
NSc.root-servers.net ⚠️ Not in parent delegation
NSd.root-servers.net ⚠️ Not in parent delegation
NSe.root-servers.net ⚠️ Not in parent delegation
NSf.root-servers.net ⚠️ Not in parent delegation
NSg.root-servers.net ⚠️ Not in parent delegation
NSh.root-servers.net ⚠️ Not in parent delegation
NSi.root-servers.net ⚠️ Not in parent delegation
NSj.root-servers.net ⚠️ Not in parent delegation
NSk.root-servers.net ⚠️ Not in parent delegation
NSl.root-servers.net ⚠️ Not in parent delegation
NSm.root-servers.net ⚠️ Not in parent delegation
SOAa.root-servers.netnstld@verisign-grs.com 2026-04-23 #1

Subdomains

Same first word

Similar names

DNS History

6 records (5 active, 1 former)

20162017201820192020202120222023202420252026NSbd-ns.anycast.pch.netdns.bdjamuna.btcl.net.bdsurma.btcl.net.bddns2.bdA203.112.194.232
●NSbd-ns.anycast.pch.net2015-11-17 β†’ 2026-04-24 Β· 3 obs
β—‹ 2015-09-02 14:31:44
● 2015-11-17 11:51:26
● 2026-04-24 04:52:00
●NSdns.bd2015-09-02 β†’ 2026-04-24 Β· 2 obs
● 2015-09-02 14:31:44
● 2026-04-24 04:52:00
β—‹NSdns2.bd2016-02-19 β†’ 2016-05-23 Β· 10 obs
β—‹ 2015-11-17 11:51:26
● 2016-02-19 13:37:52
β—‹ 2016-02-22 10:51:48
● 2016-02-24 02:14:14
● 2016-03-07 04:42:50
β—‹ 2016-03-13 05:36:18
● 2016-03-15 13:50:40
● 2016-05-23 11:22:00
β—‹ 2016-05-25 11:31:16
β—‹ 2026-04-24 04:52:00
●NSjamuna.btcl.net.bd2015-09-02 β†’ 2026-04-24 Β· 2 obs
● 2015-09-02 14:31:44
● 2026-04-24 04:52:00
●NSsurma.btcl.net.bd2015-09-02 β†’ 2026-04-24 Β· 2 obs
● 2015-09-02 14:31:44
● 2026-04-24 04:52:00
●A203.112.194.2322026-02-14 β†’ 2026-04-24 Β· 2 obs
● 2026-02-14 16:25:32
● 2026-04-24 04:52:00

πŸ” DNS Trace

πŸ“‹ Delegation Chain

ZoneNameserversGlue
bddns.bd, jamuna.btcl.net.bd, surma.btcl.net.bd, bd-ns.anycast.pch.net8 records

βœ… Authoritative Response

Server:203.112.194.232

NS records: dns.bd, jamuna.btcl.net.bd, surma.btcl.net.bd, bd-ns.anycast.pch.net

πŸ”’ DNSSEC Status

πŸ” Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1228ms | Queries: -

πŸ“„ Records

TypeCountSample Data
A1203.112.194.232
NS4bd-ns.anycast.pch.net, dns.bd...
SOA1dns.bd root.dns.bd

πŸ“Œ Glue Records Collected

Total: 8

In-bailiwick: 6 (jamuna.btcl.net.bd, surma.btcl.net.bd, dns.bd...)

Out-of-bailiwick: 2 (bd-ns.anycast.pch.net, bd-ns.anycast.pch.net)

Analysis

Hierarchy

bd is the parent of google.bd, xeon.bd, elitezone.bd, xyz.bd, club.bd and a few other host names.

IP Addresses

bd maps to IP address 203.112.194.232.

Other host names, for example, surma.btcl.net.bd share IP numbers with bd.

Name Servers

bd is delegated to four name servers: dns.bd, jamuna.btcl.net.bd, surma.btcl.net.bd and bd-ns.anycast.pch.net.

bd at least partially shares name servers with other domains such as gov.bd, xn--54b7fta0cc, co.bd, ws.bd and shibcharpourashava.gov.bd.

These name servers are commonly used with ns1.mylinuxdns.com, ns2.mylinuxdns.com, bayanno.btcl.net.bd and ekushey.btcl.net.bd.

Host names with two IP numbers:

dns.bd points to 2407:5000:88:5::3 and 123.49.12.112

jamuna.btcl.net.bd points to 2407:5000:88:4::231 and 203.112.194.231

surma.btcl.net.bd points to 2407:5000:88:4::232 and 203.112.194.232

bd-ns.anycast.pch.net points to 2001:500:14:6108:ad::1 and 204.61.216.108