`bigcdn.ru`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:274b^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3031::ac43:8fa9^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.39.75^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.143.169^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`erin.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a71^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`erin.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c071^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`erin.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2071^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`erin.ns.cloudflare.com`
		A	108.162.192.113^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`erin.ns.cloudflare.com`
		A	172.64.32.113^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`erin.ns.cloudflare.com`
		A	173.245.58.113^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`erin.ns.cloudflare.com`
NS	`seth.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b8e^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`seth.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c18e^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`seth.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:218e^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`seth.ns.cloudflare.com`
		A	108.162.193.142^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`seth.ns.cloudflare.com`
		A	172.64.33.142^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`seth.ns.cloudflare.com`
		A	173.245.59.142^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`seth.ns.cloudflare.com`
TXT	`google-site-verification=1I6-jO-Ds8Sf6mwhBi4HWBRx6dvfsrtzXoNO5sfgR4M`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.39.75, 172.67.143.169
		IPv6 hints	2606:4700:3030::6815:274b, 2606:4700:3031::ac43:8fa9
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=127, name=cloudflare-ech.com
SOA	`erin.ns.cloudflare.com`dns@cloudflare.com serial=2405792316

`ru`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.dns.ripn.net` ⭐
	NS	`b.dns.ripn.net`
	NS	`c.tld-servers.ru`
	NS	`d.dns.ripn.net`
	NS	`e.dns.ripn.net`
	NS	`f.dns.ripn.net`
	SOA	`a.dns.ripn.net`hostmaster@ripn.net serial=4069618

Same first word

bigcdn.org

bigcdn.cn

bigcdn.co.uk

bigcdn.cc

bigcdn.info

bigcdn.net

bigcdn.ru

bigcdn.com

bigcdn.me

bigcdn.tv

Similar names

bdginc.net

dbginc.net

gbicdn.com

cdnbig.com

gbdinc.org

gnbcdi.com

gbdinc.com

gdbinc.com

dgbinc.com

bgicdn.com

bigdnc.de

bcding.com

dicnbg.cn

bigdnc.at

gbdinc.net

cdbing.cn

dbginc.com

cgidbn.com

gdbinc.net

cbding.myshopify.com

DNS History

11 records (6 active, 5 former)

●NSerin.ns.cloudflare.com2026-06-16 → 2026-07-15 · 3 obs

○ 2018-09-21 19:04:50
● 2026-06-16 01:47:12
● 2026-07-15 01:53:36

○NSns1.reg.ru2018-09-21 → 2018-09-21 · 3 obs

● 2018-09-21 19:04:50
○ 2026-06-16 01:47:12
○ 2026-07-15 01:53:36

○NSns2.reg.ru2018-09-21 → 2018-09-21 · 3 obs

● 2018-09-21 19:04:50
○ 2026-06-16 01:47:12
○ 2026-07-15 01:53:36

●NSseth.ns.cloudflare.com2026-06-16 → 2026-07-15 · 3 obs

○ 2018-09-21 19:04:50
● 2026-06-16 01:47:12
● 2026-07-15 01:53:36

●A104.21.39.752026-06-16 → 2026-07-15 · 3 obs

○ 2018-09-21 19:04:50
● 2026-06-16 01:47:12
● 2026-07-15 01:53:36

●A172.67.143.1692026-06-16 → 2026-07-15 · 3 obs

○ 2018-09-21 19:04:50
● 2026-06-16 01:47:12
● 2026-07-15 01:53:36

●A2606:4700:3030::6815:274b2026-06-25 → 2026-07-15 · 3 obs

○ 2026-06-16 01:47:12
● 2026-06-25 17:25:18
● 2026-07-15 01:53:36

●A2606:4700:3031::ac43:8fa92026-06-25 → 2026-07-15 · 3 obs

○ 2026-06-16 01:47:12
● 2026-06-25 17:25:18
● 2026-07-15 01:53:36

○A2606:4700:3032::6815:274b2026-06-16 → 2026-06-16 · 4 obs

○ 2018-09-21 19:04:50
● 2026-06-16 01:47:12
○ 2026-06-25 17:25:18
○ 2026-07-15 01:53:36

○A2606:4700:3035::ac43:8fa92026-06-16 → 2026-06-16 · 4 obs

○ 2018-09-21 19:04:50
● 2026-06-16 01:47:12
○ 2026-06-25 17:25:18
○ 2026-07-15 01:53:36

○A5.45.115.1212018-09-21 → 2018-09-21 · 3 obs

● 2018-09-21 19:04:50
○ 2026-06-16 01:47:12
○ 2026-07-15 01:53:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ru	a.dns.ripn.net, b.dns.ripn.net, d.dns.ripn.net, e.dns.ripn.net...	-
bigcdn.ru	seth.ns.cloudflare.com, erin.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.59.142

NS records: seth.ns.cloudflare.com, erin.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for bigcdn.ru (unsigned zone)

⏱️ Timing

Total: 860ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.143.169, 104.21.39.75`
AAAA	2	`2606:4700:3030::6815:274b, 2606:4700:3031::ac43:8fa9`
NS	2	`erin.ns.cloudflare.com, seth.ns.cloudflare.com`
TXT	1	`google-site-verification=1I6-jO-Ds8Sf6mw`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`erin.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

bigcdn.ru resolves to four IP addresses: 104.21.39.75, 172.67.143.169, 2606:4700:3030::6815:274b and 2606:4700:3031::ac43:8fa9.

timothypartnership.com.au, pravionluxae.com, www.bicafe.com.gt and two other host names share IP numbers with bigcdn.ru.

Name Servers

The NS records for bigcdn.ru delegate to erin.ns.cloudflare.com and seth.ns.cloudflare.com.

bigcdn.ru uses the same name servers as several other domains — among them sim-games.com, alterex.com, video247.vn and two more.

bigcdn.ru has at least partial name server overlap with other domains, such as eaglesnest.com.au, ota.sg, authorkenweene.com and two others.

It is common to see these name servers used together with name servers lex.ns.cloudflare.com and ivan.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

erin.ns.cloudflare.com maps to 108.162.192.113, 172.64.32.113, 173.245.58.113 and 3 additional IP addresses.

seth.ns.cloudflare.com maps to 108.162.193.142, 172.64.33.142, 173.245.59.142 and 3 additional IP addresses.

bigcdn.ru - robtex.com

bigcdn.ru

ru

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

`bigcdn.ru`

`ru`