`biduowu.com`

DNSSEC	⚠️ Not signed
A	74.63.219.253^{🇺🇸 Limestone Networks74.63.192.0/18 Inc. 400 S. Akard Street Dallas, TX 75202 US =20}
		PTR	`253-219-63-74.static.reverse.impreza.host`
NS	`ns1.dnsnuts.com` ⭐
		A	74.63.219.250^{🇺🇸 Limestone Networks74.63.192.0/18 Inc. 400 S. Akard Street Dallas, TX 75202 US =20}
			PTR	`250-219-63-74.static.reverse.impreza.host`
NS	`ns2.dnsnuts.com`
		A	212.92.105.209^{🇳🇱 NFORCE212.92.104.0/21 NFOrce Entertainment BV - route 212.92.104.0/21}
TXT	`dbg: src: ds, acme: false`
SOA	`ns1.dnsnuts.com`admin@biduowu.com 2026-06-30 #3

`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=1785930709

Same first word

biduowu.com

DNS History

5 records (3 active, 2 former)

●NSns1.dnsnuts.com2026-07-13 → 2026-08-05 · 2 obs

● 2026-07-13 09:59:14
● 2026-08-05 11:58:12

●NSns2.dnsnuts.com2026-07-13 → 2026-08-05 · 2 obs

● 2026-07-13 09:59:14
● 2026-08-05 11:58:12

○A212.92.105.2132026-07-20 → 2026-07-20 · 4 obs

○ 2026-07-13 09:59:14
● 2026-07-20 04:03:32
○ 2026-08-05 11:58:10
○ 2026-08-05 11:58:12

○A74.63.219.2522026-07-13 → 2026-07-13 · 3 obs

● 2026-07-13 09:59:14
○ 2026-07-20 04:03:32
○ 2026-08-05 11:58:12

●A74.63.219.2532026-08-05 → 2026-08-05 · 3 obs

○ 2026-07-20 04:03:32
● 2026-08-05 11:58:10
● 2026-08-05 11:58:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	g.gtld-servers.net, k.gtld-servers.net, h.gtld-servers.net, i.gtld-servers.net...	-
biduowu.com	ns1.dnsnuts.com, ns2.dnsnuts.com	2 records

✅ Authoritative Response

Server:212.92.105.209

NS records: ns1.dnsnuts.com, ns2.dnsnuts.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for biduowu.com (unsigned zone)

⏱️ Timing

Total: 276ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`74.63.219.253`
NS	2	`ns1.dnsnuts.com, ns2.dnsnuts.com`
TXT	1	`dbg: src: ds, acme: false`
SOA	1	`ns1.dnsnuts.com admin.biduowu.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.dnsnuts.com, ns2.dnsnuts.com)

Analysis

IP Addresses

biduowu.com resolves to one IP address: 74.63.219.253.

upbright.org, autocad2025.com, young-tube.net and two other host names share IP numbers with biduowu.com.

Name Servers

biduowu.com uses two name servers for its delegation: ns1.dnsnuts.com and ns2.dnsnuts.com.

biduowu.com uses the same name servers as several other domains — among them georgialeigh.com, zhzhao.com, forumnesia.com and two more.

ns1.dnsnuts.com → 74.63.219.250 and ns2.dnsnuts.com → 212.92.105.209: one IP number per host name.

biduowu.com - robtex.com

biduowu.com

com