`919du.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3037::6815:4d12^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:cb88^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.77.18^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.203.136^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`arya.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a46^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`arya.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c046^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`arya.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2046^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`arya.ns.cloudflare.com`
		A	108.162.192.70^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`arya.ns.cloudflare.com`
		A	172.64.32.70^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`arya.ns.cloudflare.com`
		A	173.245.58.70^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`arya.ns.cloudflare.com`
NS	`paul.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b87^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`paul.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c187^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`paul.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2187^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`paul.ns.cloudflare.com`
		A	108.162.193.135^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`paul.ns.cloudflare.com`
		A	172.64.33.135^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`paul.ns.cloudflare.com`
		A	173.245.59.135^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`paul.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.77.18, 172.67.203.136
		IPv6	2606:4700:3037::6815:4d12, 2606:4700:3037::ac43:cb88
SOA	`arya.ns.cloudflare.com`dns@cloudflare.com serial=2395555568

`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

919du.com

919du.top

Similar names

199du.com

DNS History

17 records (6 active, 11 former)

●NSarya.ns.cloudflare.com2026-02-25 → 2026-02-25 · 3 obs

○ 2017-04-09 13:24:02
● 2026-02-25 02:43:04
● 2026-02-25 14:40:40

○NSdns.bizcn.com2017-04-09 → 2017-04-09 · 4 obs

○ 2015-06-17 09:05:02
● 2017-04-09 13:24:02
○ 2026-02-25 02:43:04
○ 2026-02-25 14:40:40

○NSns1.dns.com.cn2017-04-09 → 2017-04-09 · 4 obs

○ 2015-06-17 09:05:02
● 2017-04-09 13:24:02
○ 2026-02-25 02:43:04
○ 2026-02-25 14:40:40

○NSns2.dns.com.cn2015-06-17 → 2017-04-09 · 4 obs

● 2015-06-17 09:05:02
● 2017-04-09 13:24:02
○ 2026-02-25 02:43:04
○ 2026-02-25 14:40:40

●NSpaul.ns.cloudflare.com2026-02-25 → 2026-02-25 · 3 obs

○ 2017-04-09 13:24:02
● 2026-02-25 02:43:04
● 2026-02-25 14:40:40

●A104.21.77.182026-02-25 → 2026-02-25 · 5 obs

○ 2017-04-09 13:24:02
● 2026-02-25 02:43:04
○ 2026-02-25 13:07:50
● 2026-02-25 14:40:36
● 2026-02-25 14:40:40

○A119.10.4.642015-06-17 → 2016-09-11 · 4 obs

● 2015-06-17 09:05:02
● 2016-09-11 21:36:28
○ 2017-04-09 13:24:02
○ 2026-02-25 14:40:40

●A172.67.203.1362026-02-25 → 2026-02-25 · 5 obs

○ 2017-04-09 13:24:02
● 2026-02-25 02:43:04
○ 2026-02-25 13:07:50
● 2026-02-25 14:40:36
● 2026-02-25 14:40:40

○A188.114.96.02026-02-25 → 2026-02-25 · 4 obs

○ 2026-02-25 02:43:04
● 2026-02-25 13:07:50
○ 2026-02-25 14:40:36
○ 2026-02-25 14:40:40

○A188.114.97.02026-02-25 → 2026-02-25 · 4 obs

○ 2026-02-25 02:43:04
● 2026-02-25 13:07:50
○ 2026-02-25 14:40:36
○ 2026-02-25 14:40:40

○A218.85.132.2302017-04-09 → 2017-04-09 · 4 obs

○ 2016-09-11 21:36:28
● 2017-04-09 13:24:02
○ 2026-02-25 02:43:04
○ 2026-02-25 14:40:40

●A2606:4700:3037::6815:4d122026-02-25 → 2026-02-25 · 5 obs

○ 2017-04-09 13:24:02
● 2026-02-25 02:43:04
○ 2026-02-25 13:07:50
● 2026-02-25 14:40:36
● 2026-02-25 14:40:40

●A2606:4700:3037::ac43:cb882026-02-25 → 2026-02-25 · 5 obs

○ 2017-04-09 13:24:02
● 2026-02-25 02:43:04
○ 2026-02-25 13:07:50
● 2026-02-25 14:40:36
● 2026-02-25 14:40:40

○A2a06:98c1:3120::2026-02-25 → 2026-02-25 · 4 obs

○ 2026-02-25 02:43:04
● 2026-02-25 13:07:50
○ 2026-02-25 14:40:36
○ 2026-02-25 14:40:40

○A2a06:98c1:3121::2026-02-25 → 2026-02-25 · 4 obs

○ 2026-02-25 02:43:04
● 2026-02-25 13:07:50
○ 2026-02-25 14:40:36
○ 2026-02-25 14:40:40

○CNAME10966.72la.com2017-04-09 → 2017-04-09 · 4 obs

○ 2016-09-11 21:36:28
● 2017-04-09 13:24:02
○ 2026-02-25 02:43:04
○ 2026-02-25 14:40:40

○CNAME316.sndata.cn2015-06-17 → 2016-09-11 · 4 obs

● 2015-06-17 09:05:02
● 2016-09-11 21:36:28
○ 2017-04-09 13:24:02
○ 2026-02-25 14:40:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	e.gtld-servers.net, d.gtld-servers.net, h.gtld-servers.net, f.gtld-servers.net...	-
919du.com	paul.ns.cloudflare.com, arya.ns.cloudflare.com	12 records

✅ Authoritative Response

Server: 108.162.193.135

NS records: paul.ns.cloudflare.com, arya.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 919du.com (unsigned zone)

⏱️ Timing

Total: 1096ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.77.18, 172.67.203.136`
AAAA	2	`2606:4700:3037::6815:4d12, 2606:4700:3037::ac43:cb88`
NS	2	`arya.ns.cloudflare.com, paul.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`arya.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

AI analysis

Four IP numbers are pointed to by 919du.com: 2606:4700:3037::6815:4d12, 2606:4700:3037::ac43:cb88, 104.21.77.18 and 172.67.203.136.

other host names including emailfwd.kesc.org, themoderncafe.ca, mxapp51.com, saugedesdieux.com and welton.dev share IP numbers with 919du.com.

919du.com is delegated to two name servers arya.ns.cloudflare.com and paul.ns.cloudflare.com.

919du.com shares the same name server setup as other domains, for instance onccer.com, busizu.com, xqyz.net, jdzyfs.com and qiyiyw.com.

919du.com at least partially shares name servers with other domains, for instance bitinfocharts.com, flynerd.pl, dosugvkazani.ru, pictorammag.com and onlinehardwaresales.com.

These name servers are commonly used alongside nash.ns.cloudflare.com and ben.ns.cloudflare.com.

Host names with six IP numbers:

Host name arya.ns.cloudflare.com points to: 2606:4700:50::adf5:3a46, 2803:f800:50::6ca2:c046, 2a06:98c1:50::ac40:2046, 108.162.192.70, 172.64.32.70 and 173.245.58.70.

Host name paul.ns.cloudflare.com points to: 2606:4700:58::adf5:3b87, 2803:f800:50::6ca2:c187, 2a06:98c1:50::ac40:2187, 108.162.193.135, 172.64.33.135 and 173.245.59.135.

919du.com - robtex.com

919du.com

com

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

AI analysis

`919du.com`

`com`