markholcomb.net - robtex.com
markholcomb.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 198.49.23.144🇺🇸 SQUARESPACE-1198.49.23.0/24 Squarespace, Inc. 459 Broadway, 5th Floor New York, NY 10013 US | ||||||
| PTR | ip-198-49-23-144.defastlink.net | ||||||
| NS | ns-cloud-c1.googledomains.com ⭐ | ||||||
| A | 2001:4860:4802:32::6c🇺🇸 Google2001:4860::/32 | ||||||
| PTR | ns-cloud-c1.googledomains.com | ||||||
| A | 216.239.32.108🇺🇸 Google216.239.32.0/24 | ||||||
| PTR | ns-cloud-c1.googledomains.com | ||||||
| NS | ns-cloud-c2.googledomains.com | ||||||
| A | 2001:4860:4802:34::6c🇺🇸 Google2001:4860::/32 | ||||||
| PTR | ns-cloud-c2.googledomains.com | ||||||
| A | 216.239.34.108🇺🇸 Google216.239.34.0/24 | ||||||
| PTR | ns-cloud-c2.googledomains.com | ||||||
| NS | ns-cloud-c3.googledomains.com | ||||||
| A | 2001:4860:4802:36::6c🇺🇸 Google2001:4860::/32 | ||||||
| PTR | ns-cloud-c3.googledomains.com | ||||||
| A | 216.239.36.108🇺🇸 Google216.239.36.0/24 | ||||||
| PTR | ns-cloud-c3.googledomains.com | ||||||
| NS | ns-cloud-c4.googledomains.com | ||||||
| A | 2001:4860:4802:38::6c🇺🇸 Google2001:4860::/32 | ||||||
| PTR | ns-cloud-c4.googledomains.com | ||||||
| A | 216.239.38.108🇺🇸 Google216.239.38.0/24 | ||||||
| PTR | ns-cloud-c4.googledomains.com | ||||||
| TXT | v=spf1 include:_spf.google.com ~all | ||||||
| SOA | ns-cloud-c1.googledomains.comcloud-dns-hostmaster@google.com serial=9 | ||||||
net
| 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=1771291465 | ||||||
Same first word
markholcomb.net |
DNS History
10 records (5 active, 5 former)
●NSns-cloud-c1.googledomains.com2026-03-03 → 2026-03-23 · 3 obs
● 2026-03-03 20:39:48
● 2026-03-23 13:15:44
●NSns-cloud-c2.googledomains.com2026-03-03 → 2026-03-23 · 3 obs
● 2026-03-03 20:39:48
● 2026-03-23 13:15:44
●NSns-cloud-c3.googledomains.com2026-03-03 → 2026-03-23 · 3 obs
● 2026-03-03 20:39:48
● 2026-03-23 13:15:44
●NSns-cloud-c4.googledomains.com2026-03-03 → 2026-03-23 · 3 obs
● 2026-03-03 20:39:48
● 2026-03-23 13:15:44
○NSpdns05.domaincontrol.com2015-06-04 → 2017-04-21 · 4 obs
● 2017-04-21 09:42:36
○ 2026-03-03 20:39:48
○ 2026-03-23 13:15:44
○NSpdns06.domaincontrol.com2015-06-04 → 2017-04-21 · 4 obs
● 2017-04-21 09:42:36
○ 2026-03-03 20:39:48
○ 2026-03-23 13:15:44
○MXmailstore1.secureserver.net2015-06-04 → 2017-04-21 · 4 obs
● 2017-04-21 09:42:36
○ 2026-03-03 20:39:48
○ 2026-03-23 13:15:44
○MXsmtp.secureserver.net2015-06-04 → 2017-04-21 · 4 obs
● 2017-04-21 09:42:36
○ 2026-03-03 20:39:48
○ 2026-03-23 13:15:44
○A184.168.221.532015-06-04 → 2017-04-21 · 4 obs
● 2017-04-21 09:42:36
○ 2026-03-03 20:39:48
○ 2026-03-23 13:15:44
●A198.49.23.1442026-03-03 → 2026-03-23 · 3 obs
● 2026-03-03 20:39:48
● 2026-03-23 13:15:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| markholcomb.net | ns-cloud-c1.googledomains.com, ns-cloud-c2.googledomains.com, ns-cloud-c3.googledomains.com, ns-cloud-c4.googledomains.com | - |
✅ Authoritative Response
Server:216.239.32.108
NS records: ns-cloud-c1.googledomains.com, ns-cloud-c2.googledomains.com, ns-cloud-c3.googledomains.com, ns-cloud-c4.googledomains.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for markholcomb.net (unsigned zone)
⏱️ Timing
Total: 461ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 198.49.23.144 |
| NS | 4 | ns-cloud-c2.googledomains.com, ns-cloud-c1.googledomains.com... |
| TXT | 1 | v=spf1 include:_spf.google.com ~all |
| SOA | 1 | ns-cloud-c1.googledomains.com cloud-dns- |
Analysis
IP Addresses
markholcomb.net points to a single IP: 198.49.23.144.
Other host names, for instance thucassi.com, tszchan.com, baltimorekettlebellclub.com, laurabbianchi.com and lealima.com share IP numbers with markholcomb.net.
Name Servers
markholcomb.net's delegation is handled by four name servers: ns-cloud-c1.googledomains.com, ns-cloud-c2.googledomains.com, ns-cloud-c3.googledomains.com and ns-cloud-c4.googledomains.com.
markholcomb.net partially shares name servers with other domains; examples include a-s-group.com, newfinancialplanner.com, jack-daniels.nl, instagramcekilis.com and merlothouse.com.
Host names with two IPs:
ns-cloud-c1.googledomains.com points to 2001:4860:4802:32::6c and 216.239.32.108
ns-cloud-c2.googledomains.com points to 2001:4860:4802:34::6c and 216.239.34.108
ns-cloud-c3.googledomains.com points 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