firstknow.com - robtex.com
firstknow.com
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.netnstld@verisign-grs.com serial=1771291435 | ||||||
Same first word
firstknow.cn |
firstknow.com.cn |
firstknow.com |
Similar names
DNS History
11 records (3 active, 8 former)
●NSdns15.hichina.com2026-02-24 → 2026-02-24 · 3 obs
● 2026-02-24 12:50:50
● 2026-02-24 12:50:52
●NSdns16.hichina.com2026-02-24 → 2026-02-24 · 3 obs
● 2026-02-24 12:50:50
● 2026-02-24 12:50:52
○NSwww.firstknow.com2015-07-04 → 2018-06-01 · 4 obs
● 2018-06-01 04:53:24
○ 2026-02-24 12:50:50
○ 2026-02-24 12:50:52
●MXfirstknow-com.mail.protection.partner.outlook.cn2026-02-24 → 2026-02-24 · 3 obs
● 2026-02-24 12:50:50
● 2026-02-24 12:50:52
○MXio.bouncemx.com2015-11-05 → 2017-01-12 · 4 obs
● 2017-01-12 21:55:58
○ 2018-06-01 04:53:24
○ 2026-02-24 12:50:52
○A70.39.84.2282015-07-04 → 2015-07-04 · 3 obs
○ 2018-06-01 04:53:24
○ 2026-02-24 12:50:52
○A70.39.84.2312017-01-12 → 2017-01-12 · 4 obs
● 2017-01-12 21:55:58
○ 2018-06-01 04:53:24
○ 2026-02-24 12:50:52
○A70.39.84.2332016-04-13 → 2016-04-13 · 4 obs
● 2016-04-13 04:11:12
○ 2017-01-12 21:55:58
○ 2026-02-24 12:50:52
○A70.39.84.2412015-11-05 → 2015-11-05 · 4 obs
● 2015-11-05 03:01:42
○ 2016-01-23 19:26:26
○ 2026-02-24 12:50:52
○A70.39.84.2542016-01-23 → 2016-01-23 · 4 obs
● 2016-01-23 19:26:26
○ 2016-04-13 04:11:12
○ 2026-02-24 12:50:52
🔍 DNS Trace
AI analysis
firstknow.com is delegated to two name servers: dns15.hichina.com and dns16.hichina.com.
firstknow.com uses the same name server setup as other domains, including supce.com, lanshuixing.com, xinxinapp.net, pentakey.com and itxm.cn.
firstknow.com at least partially shares name servers with other domains; for instance yundns.net, yfeer.com and edengroup.info.
These name servers are commonly used alongside expirens3.hichina.com and expirens4.hichina.com.
Host names with nine IP numbers:
dns15.hichina.com points to: 2408:4009:501::23, 39.96.153.42, 39.96.153.52, 47.118.199.202, 47.118.199.212, 120.76.107.42, 120.76.107.52, 139.224.142.112 and 139.224.142.122.
dns16.hichina.com points to: 2408:4009:501::24, 39.96.153.41, 39.96.153.51, 47.118.199.201, 47.118.199.211, 120.76.107.41, 120.76.107.51, 139.224.142.111 and 139.224.142.121.
The mail server for firstknow.com is firstknow-com.mail.protection.partner.outlook.cn.