semrush.io - robtex.com
semrush.io
io
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.nic.io ⭐ | ||||||
| NS | a2.nic.io | ||||||
| NS | b0.nic.io | ||||||
| NS | c0.nic.io | ||||||
| SOA | a0.nic.iohostmaster@donuts.email serial=1779003302 | ||||||
Same first word
Similar names
DNS History
9 records (9 active, 0 former)
●NSns-cloud-c1.googledomains.com2026-04-15 → 2026-05-17 · 2 obs
● 2026-05-17 07:49:40
●NSns-cloud-c2.googledomains.com2026-04-15 → 2026-05-17 · 2 obs
● 2026-05-17 07:49:40
●NSns-cloud-c3.googledomains.com2026-04-15 → 2026-05-17 · 2 obs
● 2026-05-17 07:49:40
●NSns-cloud-c4.googledomains.com2026-04-15 → 2026-05-17 · 2 obs
● 2026-05-17 07:49:40
●MXalt1.aspmx.l.google.com2026-04-15 → 2026-05-17 · 2 obs
● 2026-05-17 07:49:40
●MXalt2.aspmx.l.google.com2026-04-15 → 2026-05-17 · 2 obs
● 2026-05-17 07:49:40
●MXalt3.aspmx.l.google.com2026-04-15 → 2026-05-17 · 2 obs
● 2026-05-17 07:49:40
●MXalt4.aspmx.l.google.com2026-04-15 → 2026-05-17 · 2 obs
● 2026-05-17 07:49:40
●MXaspmx.l.google.com2026-04-15 → 2026-05-17 · 2 obs
● 2026-05-17 07:49:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| io | c0.nic.io, a0.nic.io, a2.nic.io, b0.nic.io | - |
| semrush.io | ns-cloud-c2.googledomains.com, ns-cloud-c3.googledomains.com, ns-cloud-c4.googledomains.com, ns-cloud-c1.googledomains.com | - |
✅ Authoritative Response
Server:216.239.32.108
NS records: ns-cloud-c2.googledomains.com, ns-cloud-c3.googledomains.com, ns-cloud-c4.googledomains.com, ns-cloud-c1.googledomains.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for semrush.io (unsigned zone)
⏱️ Timing
Total: 1375ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | ns-cloud-c3.googledomains.com, ns-cloud-c2.googledomains.com... |
| MX | 5 | alt4.aspmx.l.google.com (pri: 10), alt2.aspmx.l.google.com (pri: 5)... |
| TXT | 2 | google-site-verification=0zSb1dtzweZtsOg, v=spf1 mx include:_spf.google.com includ |
| SOA | 1 | ns-cloud-c1.googledomains.com cloud-dns- |
Analysis
Name Servers
DNS for semrush.io is delegated to ns-cloud-c1.googledomains.com, ns-cloud-c2.googledomains.com, ns-cloud-c3.googledomains.com and ns-cloud-c4.googledomains.com.
semrush.io at least partially shares name servers with other domains, for instance americanlifeguardevents.com, stethensmith.com, yellow-hut.com and 2 other.
Host names with two IP numbers:
The host name ns-cloud-c1.googledomains.com points to: 2001:4860:4802:32::6c and 216.239.32.108.
ns-cloud-c2.googledomains.com directs to 2001:4860:4802:34::6c and 216.239.34.108.
ns-cloud-c3.googledomains.com directs to 2001:4860:4802:36::6c and 216.239.36.108.
ns-cloud-c4.googledomains.com points to 2001:4860:4802:38::6c and 216.239.38.108.
Mail Servers
semrush.io is handled by five mail servers, aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and 2 other.
semrush.io shares at least partially some mail servers with other domains, for instance ns500754.ns500671.ns500754.ns500731.ns500671.ns500688.ns500678.ns500291.ns500649.ns500671.ns500671.ns500666.ns500153.tenderladiesbz.com, ns500759.ns500759.ns500759.ns500735.ns500735.ns500735.ns500736.ns500736.ns500698.ns500735.ns500708.ns500708.ns500652.ns500619.ns500619.trackreceptor.com, goetzaccounting.com and 2 other.
these mail servers are often used together with the mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and 3 other.
Host names with two IP numbers:
The host name aspmx.l.google.com points to: 2607:f8b0:4023:c06::1a and 142.250.101.27.
alt1.aspmx.l.google.com points to 2800:3f0:4003:c0f::1a and 108.177.123.27.
alt2.aspmx.l.google.com directs to 2607:f8b0:4023:3003::1a and 172.253.145.27.
alt3.aspmx.l.google.com directs to 2607:f8b0:4023:1015::1a and 172.253.135.26.
alt4.aspmx.l.google.com directs to 2a00:1450:400c:c00::1a and 173.194.76.27.