21yoo.net - robtex.com

21yoo.net

DNSSEC⚠️ Not signed
A156.225.133.253🇭🇰 HKIDC-AS-AP156.225.132.0/22 CloudFly Net Inc
NSa9.share-dns.com ⭐ ⚠️ Not in parent delegation
A172.64.53.25🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSa.share-dns.com ⚠️ Not in zone NS records
A172.64.53.25🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSb.share-dns.net ⚠️ Not in zone NS records
A172.64.52.239🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSb9.share-dns.net ⚠️ Not in parent delegation
A172.64.52.239🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
SOAa.share-dns.commaster@share-dns.com serial=1773518846

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=1774688212

Same first word

21yoo.net

Similar names

12yoo.com

DNS History

15 records (5 active, 10 former)

2008201020122014201620182020202220242026NSa.share-dns.coma9.share-dns.comb.share-dns.netb9.share-dns.neta1.share-dns.comb1.share-dns.netdns23.hichina.comdns24.hichina.comns2.xinnet.cnns2.xinnetdns.comMXmxbiz1.qq.commxbiz2.qq.comA156.225.133.253112.126.71.5659.53.50.211
●NSa.share-dns.com2026-03-15 → 2026-03-28 · 3 obs
○ 2018-01-23 15:54:14
● 2026-03-15 10:23:26
● 2026-03-28 09:04:44
○NSa1.share-dns.com2026-03-15 → 2026-03-17 · 5 obs
○ 2018-01-23 15:54:14
● 2026-03-15 10:23:26
● 2026-03-17 16:56:54
○ 2026-03-28 09:04:42
○ 2026-03-28 09:04:44
●NSa9.share-dns.com2026-03-28 → 2026-03-28 · 3 obs
○ 2026-03-17 16:56:54
● 2026-03-28 09:04:42
● 2026-03-28 09:04:44
●NSb.share-dns.net2026-03-15 → 2026-03-28 · 3 obs
○ 2018-01-23 15:54:14
● 2026-03-15 10:23:26
● 2026-03-28 09:04:44
○NSb1.share-dns.net2026-03-15 → 2026-03-17 · 5 obs
○ 2018-01-23 15:54:14
● 2026-03-15 10:23:26
● 2026-03-17 16:56:54
○ 2026-03-28 09:04:42
○ 2026-03-28 09:04:44
●NSb9.share-dns.net2026-03-28 → 2026-03-28 · 3 obs
○ 2026-03-17 16:56:54
● 2026-03-28 09:04:42
● 2026-03-28 09:04:44
○NSdns23.hichina.com2015-06-01 → 2018-01-23 · 5 obs
○ 2007-10-13 22:35:36
● 2015-06-01 20:24:22
● 2018-01-23 15:54:14
○ 2026-03-15 10:23:26
○ 2026-03-28 09:04:44
○NSdns24.hichina.com2015-06-01 → 2018-01-23 · 5 obs
○ 2007-10-13 22:35:36
● 2015-06-01 20:24:22
● 2018-01-23 15:54:14
○ 2026-03-15 10:23:26
○ 2026-03-28 09:04:44
○NSns2.xinnet.cn2007-10-13 → 2007-10-13 · 3 obs
● 2007-10-13 22:35:36
○ 2015-06-01 20:24:22
○ 2026-03-28 09:04:44
○NSns2.xinnetdns.com2007-10-13 → 2007-10-13 · 3 obs
● 2007-10-13 22:35:36
○ 2015-06-01 20:24:22
○ 2026-03-28 09:04:44
○MXmxbiz1.qq.com2015-06-01 → 2018-01-23 · 5 obs
○ 2007-10-13 22:35:36
● 2015-06-01 20:24:22
● 2018-01-23 15:54:14
○ 2026-03-15 10:23:26
○ 2026-03-28 09:04:44
○MXmxbiz2.qq.com2015-06-01 → 2018-01-23 · 5 obs
○ 2007-10-13 22:35:36
● 2015-06-01 20:24:22
● 2018-01-23 15:54:14
○ 2026-03-15 10:23:26
○ 2026-03-28 09:04:44
○A112.126.71.562015-06-01 → 2018-01-23 · 5 obs
○ 2007-10-13 22:35:36
● 2015-06-01 20:24:22
● 2018-01-23 15:54:14
○ 2026-03-15 10:23:26
○ 2026-03-28 09:04:44
●A156.225.133.2532026-03-15 → 2026-03-28 · 3 obs
○ 2018-01-23 15:54:14
● 2026-03-15 10:23:26
● 2026-03-28 09:04:44
○A59.53.50.2112007-10-13 → 2007-10-13 · 3 obs
● 2007-10-13 22:35:36
○ 2015-06-01 20:24:22
○ 2026-03-28 09:04:44

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
neta.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
21yoo.netb9.share-dns.net, a9.share-dns.com1 record

✅ Authoritative Response

Server:172.64.52.239

NS records: b9.share-dns.net, a9.share-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 21yoo.net (unsigned zone)

⏱️ Timing

Total: 919ms | Queries: -

📄 Records

TypeCountSample Data
A1156.225.133.253
NS2a.share-dns.com, b.share-dns.net
SOA1a.share-dns.com master.share-dns.com

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (b9.share-dns.net)

Analysis

IP Addresses

21yoo.net points to a single IP address: 156.225.133.253.

Other host names such as 1c6666.com, zjcmyl.com, honiess.com, sz-sa.net and yygsglc.net share IPs with 21yoo.net.

Name Servers

21yoo.net is delegated to four name servers: a9.share-dns.com, a.share-dns.com, b9.share-dns.net and b.share-dns.net.

21yoo.net at least partially shares name servers with other domains, for example czcfood.com, zczytech.com, qxnjxsh.com, led-lamp-light.com and shiziji.com.

these name servers are commonly used with the following name servers: a7.share-dns.com, b7.share-dns.net, a10.share-dns.com, b10.share-dns.net, a1.share-dns.com, b1.share-dns.net, a12.share-dns.com, b12.share-dns.net, a6.share-dns.com and b6.share-dns.net.

a9.share-dns.com points to 172.64.53.25

a.share-dns.com points to 172.64.53.25

b9.share-dns.net points to 172.64.52.239

b.share-dns.net points to 172.64.52.239

a9.share-dns.com and a.share-dns.com point to 172.64.53.25

b9.share-dns.net and b.share-dns.net point to 172.64.52.239