simmedu.com - robtex.com
simmedu.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=1776021732 | ||||||
Previously MX for
simmedu.com |
Same first word
simmedu.com |
Similar names
DNS History
17 records (0 active, 17 former)
○NScory.ns.cloudflare.com2015-06-01 → 2016-04-04 · 5 obs
○ 2008-03-10 07:12:08
● 2015-06-01 02:54:58
● 2016-04-04 16:58:48
○ 2016-09-13 12:35:26
○ 2026-04-12 19:28:50
● 2015-06-01 02:54:58
● 2016-04-04 16:58:48
○ 2016-09-13 12:35:26
○ 2026-04-12 19:28:50
○NSexpire1.gname-dns.com2026-02-26 → 2026-02-26 · 4 obs
○ 2017-05-26 11:21:20
● 2026-02-26 04:11:14
● 2026-02-26 07:37:22
○ 2026-04-12 19:28:50
● 2026-02-26 04:11:14
● 2026-02-26 07:37:22
○ 2026-04-12 19:28:50
○NSexpire2.gname-dns.com2026-02-26 → 2026-02-26 · 4 obs
○ 2017-05-26 11:21:20
● 2026-02-26 04:11:14
● 2026-02-26 07:37:22
○ 2026-04-12 19:28:50
● 2026-02-26 04:11:14
● 2026-02-26 07:37:22
○ 2026-04-12 19:28:50
○NSmarge.ns.cloudflare.com2015-06-01 → 2016-04-04 · 5 obs
○ 2008-03-10 07:12:08
● 2015-06-01 02:54:58
● 2016-04-04 16:58:48
○ 2016-09-13 12:35:26
○ 2026-04-12 19:28:50
● 2015-06-01 02:54:58
● 2016-04-04 16:58:48
○ 2016-09-13 12:35:26
○ 2026-04-12 19:28:50
○NSns1.22.cn2016-09-13 → 2017-05-26 · 5 obs
○ 2016-04-04 16:58:48
● 2016-09-13 12:35:26
● 2017-05-26 11:21:20
○ 2026-02-26 04:11:14
○ 2026-04-12 19:28:50
● 2016-09-13 12:35:26
● 2017-05-26 11:21:20
○ 2026-02-26 04:11:14
○ 2026-04-12 19:28:50
○NSns1.bluehost.com2008-03-10 → 2008-03-10 · 3 obs
● 2008-03-10 07:12:08
○ 2015-06-01 02:54:58
○ 2026-04-12 19:28:50
○ 2015-06-01 02:54:58
○ 2026-04-12 19:28:50
○NSns2.22.cn2016-09-13 → 2016-09-13 · 4 obs
○ 2016-04-04 16:58:48
● 2016-09-13 12:35:26
○ 2017-05-26 11:21:20
○ 2026-04-12 19:28:50
● 2016-09-13 12:35:26
○ 2017-05-26 11:21:20
○ 2026-04-12 19:28:50
○NSns2.bluehost.com2008-03-10 → 2008-03-10 · 3 obs
● 2008-03-10 07:12:08
○ 2015-06-01 02:54:58
○ 2026-04-12 19:28:50
○ 2015-06-01 02:54:58
○ 2026-04-12 19:28:50
○NSns3.22.cn2016-09-13 → 2016-09-13 · 4 obs
○ 2016-04-04 16:58:48
● 2016-09-13 12:35:26
○ 2017-05-26 11:21:20
○ 2026-04-12 19:28:50
● 2016-09-13 12:35:26
○ 2017-05-26 11:21:20
○ 2026-04-12 19:28:50
○NSns4.22.cn2016-09-13 → 2016-09-13 · 4 obs
○ 2016-04-04 16:58:48
● 2016-09-13 12:35:26
○ 2017-05-26 11:21:20
○ 2026-04-12 19:28:50
● 2016-09-13 12:35:26
○ 2017-05-26 11:21:20
○ 2026-04-12 19:28:50
○MXsimmedu.com2008-03-10 → 2008-03-10 · 3 obs
● 2008-03-10 07:12:08
○ 2015-06-01 02:54:58
○ 2026-04-12 19:28:50
○ 2015-06-01 02:54:58
○ 2026-04-12 19:28:50
○A107.148.164.1292016-09-13 → 2017-05-26 · 5 obs
○ 2016-04-04 16:58:48
● 2016-09-13 12:35:26
● 2017-05-26 11:21:20
○ 2026-02-26 04:11:14
○ 2026-04-12 19:28:50
● 2016-09-13 12:35:26
● 2017-05-26 11:21:20
○ 2026-02-26 04:11:14
○ 2026-04-12 19:28:50
○A136.0.132.2432015-06-01 → 2015-06-01 · 4 obs
○ 2008-03-10 07:12:08
● 2015-06-01 02:54:58
○ 2015-10-30 16:43:36
○ 2026-04-12 19:28:50
● 2015-06-01 02:54:58
○ 2015-10-30 16:43:36
○ 2026-04-12 19:28:50
○A166.88.102.862015-10-30 → 2016-01-24 · 5 obs
○ 2008-03-10 07:12:08
● 2015-10-30 16:43:36
● 2016-01-24 00:10:00
○ 2016-04-04 16:58:48
○ 2026-04-12 19:28:50
● 2015-10-30 16:43:36
● 2016-01-24 00:10:00
○ 2016-04-04 16:58:48
○ 2026-04-12 19:28:50
○A172.252.84.1672016-04-04 → 2016-04-04 · 4 obs
○ 2016-01-24 00:10:00
● 2016-04-04 16:58:48
○ 2016-09-13 12:35:26
○ 2026-04-12 19:28:50
● 2016-04-04 16:58:48
○ 2016-09-13 12:35:26
○ 2026-04-12 19:28:50
○A74.220.208.712008-03-10 → 2008-03-10 · 3 obs
● 2008-03-10 07:12:08
○ 2015-06-01 02:54:58
○ 2026-04-12 19:28:50
○ 2015-06-01 02:54:58
○ 2026-04-12 19:28:50
○CNAMEexp.gs-cdn.com2026-02-26 → 2026-02-26 · 3 obs
● 2026-02-26 04:11:14
● 2026-02-26 07:37:22
○ 2026-04-12 19:28:50
● 2026-02-26 07:37:22
○ 2026-04-12 19:28:50
🔍 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:192.35.51.30
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: 76ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|