checksem.com - robtex.com
checksem.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
checksem.com |
Similar names
DNS History
15 records (11 active, 4 former)
○NSdns16.ovh.net2015-08-06 → 2017-03-30 · 3 obs
● 2017-03-30 17:07:34
○ 2026-03-23 11:29:52
●NSns1024.ui-dns.com2026-03-23 → 2026-03-23 · 2 obs
● 2026-03-23 11:29:52
●NSns1099.ui-dns.org2026-03-23 → 2026-03-23 · 2 obs
● 2026-03-23 11:29:52
●NSns1101.ui-dns.biz2026-03-23 → 2026-03-23 · 2 obs
● 2026-03-23 11:29:52
○NSns16.ovh.net2015-08-06 → 2017-03-30 · 3 obs
● 2017-03-30 17:07:34
○ 2026-03-23 11:29:52
●MXalt1.aspmx.l.google.com2026-03-23 → 2026-03-23 · 2 obs
● 2026-03-23 11:29:52
●MXalt2.aspmx.l.google.com2026-03-23 → 2026-03-23 · 2 obs
● 2026-03-23 11:29:52
●MXalt3.aspmx.l.google.com2026-03-23 → 2026-03-23 · 2 obs
● 2026-03-23 11:29:52
●MXalt4.aspmx.l.google.com2026-03-23 → 2026-03-23 · 2 obs
● 2026-03-23 11:29:52
●MXaspmx.l.google.com2026-03-23 → 2026-03-23 · 2 obs
● 2026-03-23 11:29:52
○MXredirect.ovh.net2015-08-06 → 2017-03-30 · 3 obs
● 2017-03-30 17:07:34
○ 2026-03-23 11:29:52
○A213.186.33.52015-08-06 → 2017-03-30 · 3 obs
● 2017-03-30 17:07:34
○ 2026-03-23 11:29:52
●A75.2.70.752026-03-23 → 2026-03-23 · 2 obs
● 2026-03-23 11:29:52
●A99.83.190.1022026-03-23 → 2026-03-23 · 2 obs
● 2026-03-23 11:29:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| checksem.com | ns1099.ui-dns.org, ns1101.ui-dns.biz, ns1032.ui-dns.de, ns1024.ui-dns.com | 2 records |
✅ Authoritative Response
Server:217.160.82.24
NS records: ns1099.ui-dns.org, ns1101.ui-dns.biz, ns1032.ui-dns.de, ns1024.ui-dns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for checksem.com (unsigned zone)
⏱️ Timing
Total: 745ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 99.83.190.102, 75.2.70.75 |
| NS | 4 | ns1099.ui-dns.org, ns1032.ui-dns.de... |
| MX | 5 | alt4.aspmx.l.google.com (pri: 10), alt3.aspmx.l.google.com (pri: 10)... |
| TXT | 2 | google-site-verification=sJo24CjVj-DIJot, v=spf1 include:_spf.google.com include:_ |
| SOA | 1 | ns1032.ui-dns.de hostmaster.1und1.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1024.ui-dns.com, ns1024.ui-dns.com)
Analysis
IP Addresses
Two IP numbers are pointed to by checksem.com: 75.2.70.75 and 99.83.190.102.
other host names include primary-defense.com, thegivingtreect.com, cliniknote.com, pasoftware.ca and hellomulberry.com; they share IP numbers with checksem.com.
Name Servers
checksem.com delegates to four name servers: ns1101.ui-dns.biz, ns1024.ui-dns.com, ns1032.ui-dns.de and ns1099.ui-dns.org.
checksem.com at least partially shares name servers with other domains, for instance hartmann-optik.de, sharedcar.de, studioburrell.com, blackeagles01.com and ballspeedometer.de.
these name servers are commonly used with ns1024.ui-dns.biz, ns1101.ui-dns.com, ns1101.ui-dns.de, ns1101.ui-dns.org, ns1024.ui-dns.de, ns1024.ui-dns.org, ns1032.ui-dns.com, ns1032.ui-dns.biz, ns1032.ui-dns.org and ns1099.ui-dns.biz.
Host names with two IP numbers: ns1101.ui-dns.biz points to 2001:8d8:fe:53:0:d9a0:5165:100 and 217.160.81.101; ns1024.ui-dns.com points to 2001:8d8:fe:53:0:d9a0:5218:100 and 217.160.82.24; ns1032.ui-dns.de points to 2001:8d8:fe:53:0:d9a0:5020:100 and 217.160.80.32; ns1099.ui-dns.org points to 2001:8d8:fe:53:0:d9a0:5363:100 and 217.160.83.99.
Mail Servers
checksem.com is served by five mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.
checksem.com shares at least partially some mail servers with other domains, for instance ns500742.ns500754.ns500742.ns500671.ns500742.ns500671.ns500688.ns500688.ns500671.ns500649.ns500678.ns500671.lusty(0x736c7574)z.com, ns500742.ns500754.ns500671.ns500731.ns500731.ns500671.ns500705.ns500688.ns500705.ns500291.ns500671.ns500649.tenderladiesbz.com, ns500742.ns500671.ns500731.ns500731.ns500742.ns500731.ns500731.ns500671.ns500705.ns500688.ns500671.ns500666.tenderladiesbz.com, ns500754.ns500731.ns500731.ns500742.ns500742.ns500671.ns500705.ns500649.ns500649.ns500671.ns500649.ns500666.ns500291.ns500131.lustychickser.com and ns500742.ns500754.ns500731.ns500754.ns500671.ns500705.ns500704.ns500704.ns500291.ns500142.lusty(0x736c7574)z.com.
Mail servers frequently appear alongside aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com and aspmx5.googlemail.com.
Host names with two IP numbers:
The host name aspmx.l.google.com points to 2607:f8b0:4004:c19::1b and 172.253.62.27.
The host name alt1.aspmx.l.google.com points to 2607:f8b0:4003:c30::1b and 74.125.27.26.
The host name alt2.aspmx.l.google.com points to 2607:f8b0:4001:c70::1a and 192.178.209.26.
The host name alt3.aspmx.l.google.com points to 2607:f8b0:4024:c0d::1b and 192.178.152.26.
The host name alt4.aspmx.l.google.com points to 2607:f8b0:4023:403::1a and 142.250.96.27.