19du.net - robtex.com

19du.net

DNSSEC⚠️ Not signed
A2606:4700:3031::ac43:a85f🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3034::6815:3e9b🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.62.155Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.168.95🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSbruce.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b4d🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbruce.ns.cloudflare.com
A2803:f800:50::6ca2:c14d🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRbruce.ns.cloudflare.com
A2a06:98c1:50::ac40:214d🇺🇸 Cloudflare2a06:98c1:50::/45
PTRbruce.ns.cloudflare.com
A108.162.193.77🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbruce.ns.cloudflare.com
A172.64.33.77🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbruce.ns.cloudflare.com
A173.245.59.77🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbruce.ns.cloudflare.com
NSkatelyn.ns.cloudflare.com
A2606:4700:50::a29f:26eb🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkatelyn.ns.cloudflare.com
A2803:f800:50::6ca2:c2eb🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRkatelyn.ns.cloudflare.com
A2a06:98c1:50::ac40:22eb🇺🇸 Cloudflare2a06:98c1:50::/45
PTRkatelyn.ns.cloudflare.com
A108.162.194.235🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkatelyn.ns.cloudflare.com
A162.159.38.235Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkatelyn.ns.cloudflare.com
A172.64.34.235🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkatelyn.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.62.155, 172.67.168.95
IPv62606:4700:3031::ac43:a85f, 2606:4700:3034::6815:3e9b
SOAbruce.ns.cloudflare.comdns@cloudflare.com serial=2398994325

net

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1774419807

Same first word

19du.com
19du.net

Similar names

91du.com
du91.cn
91du.net

DNS History

14 records (6 active, 8 former)

20162017201820192020202120222023202420252026NSbruce.ns.cloudflare.comkatelyn.ns.cloudflare.comjm1.dns.comjm2.dns.comns11.xincache.comns12.xincache.comns19.xincache.comns20.xincache.comA104.21.62.155172.67.168.952606:4700:3031::ac43:a85f2606:4700:3034::6815:3e9b116.255.247.5647.90.73.33
●NSbruce.ns.cloudflare.com2026-03-15 → 2026-03-25 · 3 obs
○ 2020-02-22 10:42:38
● 2026-03-15 07:40:48
● 2026-03-25 06:36:36
○NSjm1.dns.com2020-02-22 → 2020-02-22 · 4 obs
○ 2017-02-19 00:28:02
● 2020-02-22 10:42:38
○ 2026-03-15 07:40:48
○ 2026-03-25 06:36:36
○NSjm2.dns.com2020-02-22 → 2020-02-22 · 4 obs
○ 2017-02-19 00:28:02
● 2020-02-22 10:42:38
○ 2026-03-15 07:40:48
○ 2026-03-25 06:36:36
●NSkatelyn.ns.cloudflare.com2026-03-15 → 2026-03-25 · 3 obs
○ 2020-02-22 10:42:38
● 2026-03-15 07:40:48
● 2026-03-25 06:36:36
○NSns11.xincache.com2015-07-19 → 2015-07-19 · 3 obs
● 2015-07-19 22:22:12
○ 2015-11-18 18:10:42
○ 2026-03-25 06:36:36
○NSns12.xincache.com2015-07-19 → 2015-07-19 · 3 obs
● 2015-07-19 22:22:12
○ 2015-11-18 18:10:42
○ 2026-03-25 06:36:36
○NSns19.xincache.com2015-11-18 → 2017-02-19 · 5 obs
○ 2015-07-19 22:22:12
● 2015-11-18 18:10:42
● 2017-02-19 00:28:02
○ 2020-02-22 10:42:38
○ 2026-03-25 06:36:36
○NSns20.xincache.com2015-11-18 → 2017-02-19 · 5 obs
○ 2015-07-19 22:22:12
● 2015-11-18 18:10:42
● 2017-02-19 00:28:02
○ 2020-02-22 10:42:38
○ 2026-03-25 06:36:36
●A104.21.62.1552026-03-15 → 2026-03-25 · 3 obs
○ 2017-02-19 00:28:02
● 2026-03-15 07:40:48
● 2026-03-25 06:36:36
○A116.255.247.562015-07-19 → 2016-06-28 · 4 obs
● 2015-07-19 22:22:12
● 2016-06-28 05:26:38
○ 2017-02-19 00:28:02
○ 2026-03-25 06:36:36
●A172.67.168.952026-03-15 → 2026-03-25 · 3 obs
○ 2017-02-19 00:28:02
● 2026-03-15 07:40:48
● 2026-03-25 06:36:36
●A2606:4700:3031::ac43:a85f2026-03-15 → 2026-03-25 · 3 obs
○ 2017-02-19 00:28:02
● 2026-03-15 07:40:48
● 2026-03-25 06:36:36
●A2606:4700:3034::6815:3e9b2026-03-15 → 2026-03-25 · 3 obs
○ 2017-02-19 00:28:02
● 2026-03-15 07:40:48
● 2026-03-25 06:36:36
○A47.90.73.332017-02-19 → 2017-02-19 · 4 obs
○ 2016-06-28 05:26:38
● 2017-02-19 00:28:02
○ 2026-03-15 07:40:48
○ 2026-03-25 06:36:36

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
neta.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
19du.netbruce.ns.cloudflare.com, katelyn.ns.cloudflare.com-

✅ Authoritative Response

Server:173.245.59.77

NS records: bruce.ns.cloudflare.com, katelyn.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 19du.net (unsigned zone)

⏱️ Timing

Total: 274ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.168.95, 104.21.62.155
AAAA22606:4700:3031::ac43:a85f, 2606:4700:3034::6815:3e9b
NS2bruce.ns.cloudflare.com, katelyn.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1bruce.ns.cloudflare.com dns.cloudflare.c

Analysis

IP Addresses

19du.net resolves to four IP numbers: 2606:4700:3031::ac43:a85f, 2606:4700:3034::6815:3e9b, 104.21.62.155 and 172.67.168.95.

Other host names such as 1king.net, baozhuangjiw.com, darunwang.com, blackbeltdogtraining.com and www.ngvforum.ru share IPs with 19du.net.

Name Servers

19du.net is delegated to two name servers: bruce.ns.cloudflare.com and katelyn.ns.cloudflare.com.

19du.net shares the same name server setup as xydark.biz.id, 73p.net, 0news.net, klint.top and 024sky.com.

19du.net at least partially shares name servers with other domains, for instance jonathanng.net, getitnext.com, capitaltop-cashxunqor.sbs, kavjo.com and huoyicm.com.

these name servers are commonly used with valentin.ns.cloudflare.com, arturo.ns.cloudflare.com, nancy.ns.cloudflare.com and isabel.ns.cloudflare.com.

Host names with six IP numbers:

bruce.ns.cloudflare.com points to 2606:4700:58::adf5:3b4d, 2803:f800:50::6ca2:c14d, 2a06:98c1:50::ac40:214d, 108.162.193.77, 172.64.33.77 and 173.245.59.77.

katelyn.ns.cloudflare.com points to 2606:4700:50::a29f:26eb, 2803:f800:50::6ca2:c2eb, 2a06:98c1:50::ac40:22eb, 108.162.194.235, 162.159.38.235 and 172.64.34.235.