`bigrivercn.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:3c70^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::ac43:c3e6^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.60.112^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.195.230^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`dakota.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c4f^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dakota.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c34f^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`dakota.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:234f^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`dakota.ns.cloudflare.com`
		A	108.162.195.79^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dakota.ns.cloudflare.com`
		A	162.159.44.79^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dakota.ns.cloudflare.com`
		A	172.64.35.79^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dakota.ns.cloudflare.com`
NS	`ophelia.ns.cloudflare.com`
		A	2606:4700:50::a29f:26f8^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ophelia.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2f8^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ophelia.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22f8^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ophelia.ns.cloudflare.com`
		A	108.162.194.248^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ophelia.ns.cloudflare.com`
		A	162.159.38.248^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ophelia.ns.cloudflare.com`
		A	172.64.34.248^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ophelia.ns.cloudflare.com`
MX	`bigrivercn-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::2^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-du2pr03cu00102.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::d^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db6pr03cu00105.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::3^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am6pr04cu00303.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::6^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am4pr0401cu00106.inbound.protection.outlook.com`
		A	52.101.68.18^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db4pr02cu00302.inbound.protection.outlook.com`
		A	52.101.73.6^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am6pr04cu00306.inbound.protection.outlook.com`
		A	52.101.73.28^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am7pr05cu00204.inbound.protection.outlook.com`
		A	52.101.73.30^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am7pr05cu00306.inbound.protection.outlook.com`
TXT	`MS=ms13619623`
TXT	`google-site-verification=_6c9Rkif6t8PbIGtK8J4xoFFXklphrZdvp04JiAyMNQ`
TXT	`knowbe4-site-verification=265e21ec67eb06e600ba2c419182efc1`
TXT	`openai-domain-verification=dv-K7hPenW66SWtCIPh382miFnX`
TXT	`v8k1a6pp5utod94qf9579t7oua`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.60.112, 172.67.195.230
		IPv6 hints	2606:4700:3030::6815:3c70, 2606:4700:3034::ac43:c3e6
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=98, name=cloudflare-ech.com
SOA	`dakota.ns.cloudflare.com`dns@cloudflare.com serial=2402869318

`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=1778581321

🔒 HSTS Preload (+subdomains)

Same first word

bigrivercn.com

DNS History

15 records (7 active, 8 former)

●NSdakota.ns.cloudflare.com2026-03-16 → 2026-05-12 · 3 obs

○ 2019-12-18 05:51:04
● 2026-03-16 18:12:42
● 2026-05-12 10:37:26

○NSns-1077.awsdns-06.org2019-12-18 → 2019-12-18 · 3 obs

● 2019-12-18 05:51:04
○ 2026-03-16 18:12:42
○ 2026-05-12 10:37:26

○NSns-1578.awsdns-05.co.uk2019-12-18 → 2019-12-18 · 3 obs

● 2019-12-18 05:51:04
○ 2026-03-16 18:12:42
○ 2026-05-12 10:37:26

○NSns-268.awsdns-33.com2019-12-18 → 2019-12-18 · 3 obs

● 2019-12-18 05:51:04
○ 2026-03-16 18:12:42
○ 2026-05-12 10:37:26

○NSns-788.awsdns-34.net2019-12-18 → 2019-12-18 · 3 obs

● 2019-12-18 05:51:04
○ 2026-03-16 18:12:42
○ 2026-05-12 10:37:26

●NSophelia.ns.cloudflare.com2026-03-16 → 2026-05-12 · 3 obs

○ 2019-12-18 05:51:04
● 2026-03-16 18:12:42
● 2026-05-12 10:37:26

●MXbigrivercn-com.mail.protection.outlook.com2019-12-18 → 2026-05-12 · 2 obs

● 2019-12-18 05:51:04
● 2026-05-12 10:37:26

●A104.21.60.1122026-04-21 → 2026-05-12 · 3 obs

○ 2026-03-16 18:12:42
● 2026-04-21 20:36:04
● 2026-05-12 10:37:26

●A172.67.195.2302026-04-21 → 2026-05-12 · 3 obs

○ 2026-03-16 18:12:42
● 2026-04-21 20:36:04
● 2026-05-12 10:37:26

○A188.114.96.02026-03-16 → 2026-03-16 · 3 obs

● 2026-03-16 18:12:42
○ 2026-04-21 20:36:04
○ 2026-05-12 10:37:26

○A188.114.97.02026-03-16 → 2026-03-16 · 3 obs

● 2026-03-16 18:12:42
○ 2026-04-21 20:36:04
○ 2026-05-12 10:37:26

●A2606:4700:3030::6815:3c702026-04-21 → 2026-05-12 · 3 obs

○ 2026-03-16 18:12:42
● 2026-04-21 20:36:04
● 2026-05-12 10:37:26

●A2606:4700:3034::ac43:c3e62026-04-21 → 2026-05-12 · 3 obs

○ 2026-03-16 18:12:42
● 2026-04-21 20:36:04
● 2026-05-12 10:37:26

○A2a06:98c1:3120::2026-03-16 → 2026-03-16 · 3 obs

● 2026-03-16 18:12:42
○ 2026-04-21 20:36:04
○ 2026-05-12 10:37:26

○A2a06:98c1:3121::2026-03-16 → 2026-03-16 · 3 obs

● 2026-03-16 18:12:42
○ 2026-04-21 20:36:04
○ 2026-05-12 10:37:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
bigrivercn.com	ophelia.ns.cloudflare.com, dakota.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.194.248

NS records: ophelia.ns.cloudflare.com, dakota.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for bigrivercn.com (unsigned zone)

⏱️ Timing

Total: 154ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.60.112, 172.67.195.230`
AAAA	2	`2606:4700:3030::6815:3c70, 2606:4700:3034::ac43:c3e6`
NS	2	`dakota.ns.cloudflare.com, ophelia.ns.cloudflare.com`
MX	1	`bigrivercn-com.mail.protection.outlook.c`
TXT	6	`MS=ms13619623, google-site-verification=_6c9Rkif6t8PbIG...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`dakota.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

bigrivercn.com resolves to four IPs: 2606:4700:3030::6815:3c70, 2606:4700:3034::ac43:c3e6, 104.21.60.112 and 172.67.195.230.

Other host names, for instance www.raffaelloragazzi.it, siyinjichang.com, noticiaslacosta.com, klezmeruk.com and gas138rtp-mantap.com share IP numbers with bigrivercn.com.

Name Servers

bigrivercn.com has two name servers: dakota.ns.cloudflare.com and ophelia.ns.cloudflare.com.

bigrivercn.com shares the same name server setup as other domains, for example jeffcofire.com, theflashback.co.uk, brsvcs.in, willerei.com and bigriverjp.com.

bigrivercn.com shares some name servers with other domains, for example 39153ty.com, e68m.com, santissports.com, tczxzx.com and klocke.us.

These name servers are often used together with nadia.ns.cloudflare.com, hazel.ns.cloudflare.com and lynn.ns.cloudflare.com.

Host names with six IP numbers: dakota.ns.cloudflare.com points to: 2606:4700:58::a29f:2c4f, 2803:f800:50::6ca2:c34f, 2a06:98c1:50::ac40:234f, 108.162.195.79, 162.159.44.79 and 172.64.35.79; ophelia.ns.cloudflare.com points to: 2606:4700:50::a29f:26f8, 2803:f800:50::6ca2:c2f8, 2a06:98c1:50::ac40:22f8, 108.162.194.248, 162.159.38.248 and 172.64.34.248.

Mail Servers

bigrivercn.com is handled by a single mail server, bigrivercn-com.mail.protection.outlook.com.

Host bigrivercn-com.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:ca04::2, 2a01:111:f403:ca04::d, 2a01:111:f403:ca09::3, 2a01:111:f403:ca09::6, 52.101.68.18, 52.101.73.6, 52.101.73.28 and 52.101.73.30.

bigrivercn.com - robtex.com

bigrivercn.com

com

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

Mail Servers

`bigrivercn.com`

`com`