`topcircularbd.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::ac43:8f88^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::6815:2f02^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.47.2^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.143.136^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`kip.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b80^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kip.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c180^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`kip.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2180^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`kip.ns.cloudflare.com`
		A	108.162.193.128^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kip.ns.cloudflare.com`
		A	172.64.33.128^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kip.ns.cloudflare.com`
		A	173.245.59.128^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kip.ns.cloudflare.com`
NS	`uma.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a92^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`uma.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c092^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`uma.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2092^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`uma.ns.cloudflare.com`
		A	108.162.192.146^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`uma.ns.cloudflare.com`
		A	172.64.32.146^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`uma.ns.cloudflare.com`
		A	173.245.58.146^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`uma.ns.cloudflare.com`
MX	`_dc-mx.b3bff39bc759.topcircularbd.com` ⭐
		A	104.161.48.12^{🇺🇸 NET-IOFLOOD104.161.32.0/19 Input Output Flood, LLC}
			PTR	`we.love.servers.at.ioflood.net`
TXT	`google-site-verification=KNMokZx_Xuc9Xuw1SLQY_8NEI1JTAYTZl6m4TUuRRXk`
TXT	`v=spf1 a mx ip4:104.161.48.12 ip6:2604:6280:114:0:eade:1dd0:0:12 include:spf1...`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.47.2, 172.67.143.136
		IPv6	2606:4700:3032::ac43:8f88, 2606:4700:3036::6815:2f02
SOA	`kip.ns.cloudflare.com`dns@cloudflare.com serial=2397961247

`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=1771291435

Same first word

topcircularbd.com

DNS History

15 records (7 active, 8 former)

●NSkip.ns.cloudflare.com2020-03-24 → 2026-03-23 · 2 obs

● 2020-03-24 19:46:58
● 2026-03-23 06:36:28

●NSuma.ns.cloudflare.com2020-03-24 → 2026-03-23 · 2 obs

● 2020-03-24 19:46:58
● 2026-03-23 06:36:28

●MX_dc-mx.b3bff39bc759.topcircularbd.com2026-02-26 → 2026-03-23 · 2 obs

● 2026-02-26 11:50:18
● 2026-03-23 06:36:28

○A104.18.52.872020-03-24 → 2020-03-24 · 3 obs

● 2020-03-24 19:46:58
○ 2026-02-26 11:50:18
○ 2026-03-23 06:36:28

○A104.18.53.872020-03-24 → 2020-03-24 · 3 obs

● 2020-03-24 19:46:58
○ 2026-02-26 11:50:18
○ 2026-03-23 06:36:28

●A104.21.47.22026-03-23 → 2026-03-23 · 2 obs

○ 2026-02-26 11:50:18
● 2026-03-23 06:36:28

●A172.67.143.1362026-03-23 → 2026-03-23 · 2 obs

○ 2026-02-26 11:50:18
● 2026-03-23 06:36:28

○A188.114.96.02026-02-26 → 2026-02-26 · 3 obs

○ 2020-03-24 19:46:58
● 2026-02-26 11:50:18
○ 2026-03-23 06:36:28

○A188.114.97.02026-02-26 → 2026-02-26 · 3 obs

○ 2020-03-24 19:46:58
● 2026-02-26 11:50:18
○ 2026-03-23 06:36:28

●A2606:4700:3032::ac43:8f882026-03-23 → 2026-03-23 · 2 obs

○ 2026-02-26 11:50:18
● 2026-03-23 06:36:28

○A2606:4700:3033::6812:35572020-03-24 → 2020-03-24 · 3 obs

● 2020-03-24 19:46:58
○ 2026-02-26 11:50:18
○ 2026-03-23 06:36:28

○A2606:4700:3035::6812:34572020-03-24 → 2020-03-24 · 3 obs

● 2020-03-24 19:46:58
○ 2026-02-26 11:50:18
○ 2026-03-23 06:36:28

●A2606:4700:3036::6815:2f022026-03-23 → 2026-03-23 · 2 obs

○ 2026-02-26 11:50:18
● 2026-03-23 06:36:28

○A2a06:98c1:3120::2026-02-26 → 2026-02-26 · 3 obs

○ 2020-03-24 19:46:58
● 2026-02-26 11:50:18
○ 2026-03-23 06:36:28

○A2a06:98c1:3121::2026-02-26 → 2026-02-26 · 3 obs

○ 2020-03-24 19:46:58
● 2026-02-26 11:50:18
○ 2026-03-23 06:36:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
topcircularbd.com	kip.ns.cloudflare.com, uma.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.146

NS records: kip.ns.cloudflare.com, uma.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for topcircularbd.com (unsigned zone)

⏱️ Timing

Total: 165ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.47.2, 172.67.143.136`
AAAA	2	`2606:4700:3036::6815:2f02, 2606:4700:3032::ac43:8f88`
NS	2	`kip.ns.cloudflare.com, uma.ns.cloudflare.com`
MX	1	`_dc-mx.b3bff39bc759.topcircularbd.com (p`
TXT	2	`google-site-verification=KNMokZx_Xuc9Xuw, v=spf1 a mx ip4:104.161.48.12 ip6:2604:6`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`kip.ns.cloudflare.com dns.cloudflare.com`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

topcircularbd.com points to four IP numbers: 2606:4700:3032::ac43:8f88, 2606:4700:3036::6815:2f02, 104.21.47.2 and 172.67.143.136.

Other host names, for instance www.don-kwiat.pl, comics(0x706f726e)o.biz, inventive.host, amir.academivpn.workers.dev and banresult.com share IP numbers with topcircularbd.com.

Name Servers

topcircularbd.com's delegation is to two name servers kip.ns.cloudflare.com and uma.ns.cloudflare.com.

topcircularbd.com shares the same name server configuration as other domains, such as pineappleitaly.com, serveconsulting.com, saywebdesign.co.uk, trentcreative.com and forgefun.com.

topcircularbd.com at least partially shares its name servers with other domains, for instance smartpark.org, kayf-life.ru, pokemonsimulator.com, wilsontownshipwcmn.gov and rogers.mu.

These name servers are commonly used alongside dan.ns.cloudflare.com and kara.ns.cloudflare.com.

Host names with six IP numbers:

kip.ns.cloudflare.com points to: 2606:4700:58::adf5:3b80, 2803:f800:50::6ca2:c180, 2a06:98c1:50::ac40:2180, 108.162.193.128, 172.64.33.128 and 173.245.59.128.

uma.ns.cloudflare.com points to: 2606:4700:50::adf5:3a92, 2803:f800:50::6ca2:c092, 2a06:98c1:50::ac40:2092, 108.162.192.146, 172.64.32.146 and 173.245.58.146.

Mail Servers

topcircularbd.com is served by a single mail server, _dc-mx.b3bff39bc759.topcircularbd.com.

_dc-mx.b3bff39bc759.topcircularbd.com points to IP number 104.161.48.12.

topcircularbd.com - robtex.com