521yao.com - robtex.com

521yao.com

DNSSEC⚠️ Not signed
A107.163.114.201🇺🇸 CNSERVERSLLC107.163.96.0/19 Proxy-registered route object
NSa5.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
NSb5.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=1758631838

com

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=1778830336

Subdomains

www.521yao.com

Same first word

521yao.com

DNS History

20 records (5 active, 15 former)

200920112013201520172019202120232025NSa.share-dns.coma5.share-dns.comb.share-dns.netb5.share-dns.netdns1.name-services.comdns2.name-services.comdns3.name-services.comdns4.name-services.comdns5.name-services.comns1.dns.comns1.ezdnscenter.comns2.ezdnscenter.comns3.ezdnscenter.comns4.ezdnscenter.comns5.ezdnscenter.comns6.ezdnscenter.comA107.163.114.201114.80.211.10146.148.243.5369.64.155.110
●NSa.share-dns.com2026-03-08 → 2026-05-15 · 3 obs
○ 2017-03-15 20:01:04
● 2026-03-08 08:18:34
● 2026-05-15 07:56:56
●NSa5.share-dns.com2026-03-08 → 2026-05-15 · 3 obs
○ 2017-03-15 20:01:04
● 2026-03-08 08:18:34
● 2026-05-15 07:56:56
●NSb.share-dns.net2026-03-08 → 2026-05-15 · 3 obs
○ 2017-03-15 20:01:04
● 2026-03-08 08:18:34
● 2026-05-15 07:56:56
●NSb5.share-dns.net2026-03-08 → 2026-05-15 · 3 obs
○ 2017-03-15 20:01:04
● 2026-03-08 08:18:34
● 2026-05-15 07:56:56
○NSdns1.name-services.com2008-03-14 → 2008-03-14 · 3 obs
● 2008-03-14 15:37:48
○ 2015-07-02 20:10:20
○ 2026-05-15 07:56:56
○NSdns2.name-services.com2008-03-14 → 2008-03-14 · 3 obs
● 2008-03-14 15:37:48
○ 2015-07-02 20:10:20
○ 2026-05-15 07:56:56
○NSdns3.name-services.com2008-03-14 → 2008-03-14 · 3 obs
● 2008-03-14 15:37:48
○ 2015-07-02 20:10:20
○ 2026-05-15 07:56:56
○NSdns4.name-services.com2008-03-14 → 2008-03-14 · 3 obs
● 2008-03-14 15:37:48
○ 2015-07-02 20:10:20
○ 2026-05-15 07:56:56
○NSdns5.name-services.com2008-03-14 → 2008-03-14 · 3 obs
● 2008-03-14 15:37:48
○ 2015-07-02 20:10:20
○ 2026-05-15 07:56:56
○NSns1.dns.com2017-03-15 → 2017-03-15 · 4 obs
○ 2016-04-28 19:47:06
● 2017-03-15 20:01:04
○ 2026-03-08 08:18:34
○ 2026-05-15 07:56:56
○NSns1.ezdnscenter.com2015-07-02 → 2016-04-28 · 5 obs
○ 2008-03-14 15:37:48
● 2015-07-02 20:10:20
● 2016-04-28 19:47:06
○ 2017-03-15 20:01:04
○ 2026-05-15 07:56:56
○NSns2.ezdnscenter.com2015-07-02 → 2016-04-28 · 5 obs
○ 2008-03-14 15:37:48
● 2015-07-02 20:10:20
● 2016-04-28 19:47:06
○ 2017-03-15 20:01:04
○ 2026-05-15 07:56:56
○NSns3.ezdnscenter.com2015-07-02 → 2016-04-28 · 5 obs
○ 2008-03-14 15:37:48
● 2015-07-02 20:10:20
● 2016-04-28 19:47:06
○ 2017-03-15 20:01:04
○ 2026-05-15 07:56:56
○NSns4.ezdnscenter.com2015-07-02 → 2016-04-28 · 5 obs
○ 2008-03-14 15:37:48
● 2015-07-02 20:10:20
● 2016-04-28 19:47:06
○ 2017-03-15 20:01:04
○ 2026-05-15 07:56:56
○NSns5.ezdnscenter.com2015-07-02 → 2016-04-28 · 5 obs
○ 2008-03-14 15:37:48
● 2015-07-02 20:10:20
● 2016-04-28 19:47:06
○ 2017-03-15 20:01:04
○ 2026-05-15 07:56:56
○NSns6.ezdnscenter.com2015-07-02 → 2016-04-28 · 5 obs
○ 2008-03-14 15:37:48
● 2015-07-02 20:10:20
● 2016-04-28 19:47:06
○ 2017-03-15 20:01:04
○ 2026-05-15 07:56:56
●A107.163.114.2012026-03-08 → 2026-05-15 · 3 obs
○ 2017-03-15 20:01:04
● 2026-03-08 08:18:34
● 2026-05-15 07:56:56
○A114.80.211.102015-07-02 → 2016-04-28 · 5 obs
○ 2008-03-14 15:37:48
● 2015-07-02 20:10:20
● 2016-04-28 19:47:06
○ 2017-03-15 20:01:04
○ 2026-05-15 07:56:56
○A146.148.243.532017-03-15 → 2017-03-15 · 4 obs
○ 2016-04-28 19:47:06
● 2017-03-15 20:01:04
○ 2026-03-08 08:18:34
○ 2026-05-15 07:56:56
○A69.64.155.1102008-03-14 → 2008-03-14 · 3 obs
● 2008-03-14 15:37:48
○ 2015-07-02 20:10:20
○ 2026-05-15 07:56:56

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comi.gtld-servers.net, m.gtld-servers.net, g.gtld-servers.net, e.gtld-servers.net...-
521yao.comb5.share-dns.net, a5.share-dns.com1 record

✅ Authoritative Response

Server:172.64.52.239

NS records: b5.share-dns.net, a5.share-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 521yao.com (unsigned zone)

⏱️ Timing

Total: 1298ms | Queries: -

📄 Records

TypeCountSample Data
A1107.163.114.201
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 (a5.share-dns.com)

Analysis

Hierarchy

www.521yao.com has 521yao.com as its parent.

IP Addresses

521yao.com maps to IP address 107.163.114.201.

Other host names for instance www.521yao.com and xlzy520.com share IP numbers with 521yao.com.

Name Servers

521yao.com is delegated to four name servers: a5.share-dns.com, a.share-dns.com, b5.share-dns.net and b.share-dns.net.

521yao.com at least partially shares name servers with other domains such as ahqqkj.com, cuzhiyuan.com, rsflel.com, xylmjg.com and ycggws.com.

These name servers are often used together with a9.share-dns.com, b9.share-dns.net, a3.share-dns.com, b3.share-dns.net, a12.share-dns.com, b12.share-dns.net, a4.share-dns.com, b4.share-dns.net, a11.share-dns.com and b11.share-dns.net.

Hostnames with a single IP

a5.share-dns.com resolves to 172.64.53.25

a.share-dns.com resolves to 172.64.53.25

b5.share-dns.net resolves to 172.64.52.239

b.share-dns.net resolves to 172.64.52.239

Hostnames pointing to 172.64.53.25: a5.share-dns.com and a.share-dns.com

Hostnames pointing to 172.64.52.239: b5.share-dns.net and b.share-dns.net