firstcityboc.com - robtex.com
firstcityboc.com
| DNSSEC | ⚠️ Not signed | ||||||
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=1785567397 | ||||||
DNS History
22 records (0 active, 22 former)
○NSa4.nstld.com2015-08-17 → 2017-01-23 · 4 obs
● 2015-08-17 21:44:32
● 2017-01-23 21:55:14
○ 2018-07-18 22:02:20
○ 2026-08-01 07:05:58
● 2017-01-23 21:55:14
○ 2018-07-18 22:02:20
○ 2026-08-01 07:05:58
○NScarla.ns.cloudflare.com2026-07-27 → 2026-07-27 · 4 obs
○ 2026-07-06 20:38:02
● 2026-07-27 16:48:06
○ 2026-07-31 22:03:52
○ 2026-08-01 07:05:58
● 2026-07-27 16:48:06
○ 2026-07-31 22:03:52
○ 2026-08-01 07:05:58
○NSf4.nstld.com2015-08-17 → 2017-01-23 · 4 obs
● 2015-08-17 21:44:32
● 2017-01-23 21:55:14
○ 2018-07-18 22:02:20
○ 2026-08-01 07:05:58
● 2017-01-23 21:55:14
○ 2018-07-18 22:02:20
○ 2026-08-01 07:05:58
○NSg4.nstld.com2015-08-17 → 2017-01-23 · 4 obs
● 2015-08-17 21:44:32
● 2017-01-23 21:55:14
○ 2018-07-18 22:02:20
○ 2026-08-01 07:05:58
● 2017-01-23 21:55:14
○ 2018-07-18 22:02:20
○ 2026-08-01 07:05:58
○NSh4.nstld.com2015-08-17 → 2017-01-23 · 4 obs
● 2015-08-17 21:44:32
● 2017-01-23 21:55:14
○ 2018-07-18 22:02:20
○ 2026-08-01 07:05:58
● 2017-01-23 21:55:14
○ 2018-07-18 22:02:20
○ 2026-08-01 07:05:58
○NSj4.nstld.com2015-08-17 → 2017-01-23 · 4 obs
● 2015-08-17 21:44:32
● 2017-01-23 21:55:14
○ 2018-07-18 22:02:20
○ 2026-08-01 07:05:58
● 2017-01-23 21:55:14
○ 2018-07-18 22:02:20
○ 2026-08-01 07:05:58
○NSk4.nstld.com2015-08-17 → 2017-01-23 · 4 obs
● 2015-08-17 21:44:32
● 2017-01-23 21:55:14
○ 2018-07-18 22:02:20
○ 2026-08-01 07:05:58
● 2017-01-23 21:55:14
○ 2018-07-18 22:02:20
○ 2026-08-01 07:05:58
○NSl4.nstld.com2015-08-17 → 2017-01-23 · 4 obs
● 2015-08-17 21:44:32
● 2017-01-23 21:55:14
○ 2018-07-18 22:02:20
○ 2026-08-01 07:05:58
● 2017-01-23 21:55:14
○ 2018-07-18 22:02:20
○ 2026-08-01 07:05:58
○NSmarty.ns.cloudflare.com2026-07-27 → 2026-07-27 · 4 obs
○ 2026-07-06 20:38:02
● 2026-07-27 16:48:06
○ 2026-07-31 22:03:52
○ 2026-08-01 07:05:58
● 2026-07-27 16:48:06
○ 2026-07-31 22:03:52
○ 2026-08-01 07:05:58
○NSns11.worldnic.com2018-07-18 → 2021-06-06 · 5 obs
○ 2017-01-23 21:55:14
● 2018-07-18 22:02:20
● 2021-06-06 18:35:34
○ 2026-07-06 20:38:02
○ 2026-08-01 07:05:58
● 2018-07-18 22:02:20
● 2021-06-06 18:35:34
○ 2026-07-06 20:38:02
○ 2026-08-01 07:05:58
○NSns12.worldnic.com2018-07-18 → 2021-06-06 · 5 obs
○ 2017-01-23 21:55:14
● 2018-07-18 22:02:20
● 2021-06-06 18:35:34
○ 2026-07-06 20:38:02
○ 2026-08-01 07:05:58
● 2018-07-18 22:02:20
● 2021-06-06 18:35:34
○ 2026-07-06 20:38:02
○ 2026-08-01 07:05:58
○MXfirstcityboc-com.safesysmail.com2017-01-23 → 2021-06-06 · 5 obs
○ 2016-04-02 09:36:48
● 2017-01-23 21:55:14
● 2021-06-06 18:35:34
○ 2026-07-06 20:38:02
○ 2026-08-01 07:05:58
● 2017-01-23 21:55:14
● 2021-06-06 18:35:34
○ 2026-07-06 20:38:02
○ 2026-08-01 07:05:58
○MXroute1.mx.cloudflare.net2026-07-27 → 2026-07-27 · 4 obs
○ 2026-07-06 20:38:02
● 2026-07-27 16:48:06
○ 2026-07-31 22:03:52
○ 2026-08-01 07:05:58
● 2026-07-27 16:48:06
○ 2026-07-31 22:03:52
○ 2026-08-01 07:05:58
○MXroute2.mx.cloudflare.net2026-07-27 → 2026-07-27 · 4 obs
○ 2026-07-06 20:38:02
● 2026-07-27 16:48:06
○ 2026-07-31 22:03:52
○ 2026-08-01 07:05:58
● 2026-07-27 16:48:06
○ 2026-07-31 22:03:52
○ 2026-08-01 07:05:58
○MXroute3.mx.cloudflare.net2026-07-27 → 2026-07-27 · 4 obs
○ 2026-07-06 20:38:02
● 2026-07-27 16:48:06
○ 2026-07-31 22:03:52
○ 2026-08-01 07:05:58
● 2026-07-27 16:48:06
○ 2026-07-31 22:03:52
○ 2026-08-01 07:05:58
○MXsmtp.safesysmail.com2017-01-23 → 2021-06-06 · 5 obs
○ 2016-04-02 09:36:48
● 2017-01-23 21:55:14
● 2021-06-06 18:35:34
○ 2026-07-06 20:38:02
○ 2026-08-01 07:05:58
● 2017-01-23 21:55:14
● 2021-06-06 18:35:34
○ 2026-07-06 20:38:02
○ 2026-08-01 07:05:58
○MXsmtp1.safesysmail.com2015-08-17 → 2016-04-02 · 4 obs
● 2015-08-17 21:44:32
● 2016-04-02 09:36:48
○ 2017-01-23 21:55:14
○ 2026-08-01 07:05:58
● 2016-04-02 09:36:48
○ 2017-01-23 21:55:14
○ 2026-08-01 07:05:58
○MXsmtp2.safesysmail.com2015-08-17 → 2016-04-02 · 4 obs
● 2015-08-17 21:44:32
● 2016-04-02 09:36:48
○ 2017-01-23 21:55:14
○ 2026-08-01 07:05:58
● 2016-04-02 09:36:48
○ 2017-01-23 21:55:14
○ 2026-08-01 07:05:58
○A12.168.17.2322016-04-02 → 2017-01-23 · 5 obs
○ 2015-12-31 05:15:06
● 2016-04-02 09:36:48
● 2017-01-23 21:55:14
○ 2018-07-18 22:02:20
○ 2026-08-01 07:05:58
● 2016-04-02 09:36:48
● 2017-01-23 21:55:14
○ 2018-07-18 22:02:20
○ 2026-08-01 07:05:58
○A12.168.17.682015-08-17 → 2015-12-31 · 4 obs
● 2015-08-17 21:44:32
● 2015-12-31 05:15:06
○ 2016-04-02 09:36:48
○ 2026-08-01 07:05:58
● 2015-12-31 05:15:06
○ 2016-04-02 09:36:48
○ 2026-08-01 07:05:58
○A205.178.189.1312021-06-06 → 2021-06-06 · 4 obs
○ 2018-07-18 22:02:20
● 2021-06-06 18:35:34
○ 2026-07-06 20:38:02
○ 2026-08-01 07:05:58
● 2021-06-06 18:35:34
○ 2026-07-06 20:38:02
○ 2026-08-01 07:05:58
○A64.91.225.2382018-07-18 → 2018-07-18 · 4 obs
○ 2017-01-23 21:55:14
● 2018-07-18 22:02:20
○ 2021-06-06 18:35:34
○ 2026-08-01 07:05:58
● 2018-07-18 22:02:20
○ 2021-06-06 18:35:34
○ 2026-08-01 07:05:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
✅ Authoritative Response
Server:192.31.80.30
NS records: a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net, e.gtld-servers.net, f.gtld-servers.net, g.gtld-servers.net, h.gtld-servers.net, i.gtld-servers.net, j.gtld-servers.net, k.gtld-servers.net, l.gtld-servers.net, m.gtld-servers.net
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 62ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|