`professorbob.com`

DNSSEC	⚠️ Not signed
A	13.248.169.48^{🇺🇸 Amazon13.248.160.0/20}
		PTR	`a904c694c05102f30.awsglobalaccelerator.com`
A	76.223.54.146^{🇺🇸 Amazon76.223.48.0/20}
NS	`ns2.afternic.com` ⭐
		A	2603:5:2226::45^{🇺🇸 GODADDY-DNS2603:5:2220::/44}
			PTR	`ns2.afternic.com`
		A	173.201.66.69^{🇺🇸 GODADDY-DNS173.201.66.0/23}
			PTR	`ns2.afternic.com`
NS	`ns1.afternic.com`
		A	2603:5:2126::45^{🇺🇸 GODADDY-DNS2603:5:2120::/44}
			PTR	`ns1.afternic.com`
		A	97.74.98.69^{🇺🇸 GODADDY-DNS97.74.98.0/23}
			PTR	`ns1.afternic.com`
TXT	`v=spf1 -all`
SOA	`ns2.afternic.com`dns@jomax.net serial=1

`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.net`nstld@verisign-grs.com serial=1778509556

Subdomains

www.professorbob.com

Same first word

professorbob.ai

DNS History

11 records (4 active, 7 former)

○NShidden-master.yahoo.com2015-05-08 → 2020-01-04 · 3 obs

● 2015-05-08 01:12:52
● 2020-01-04 20:41:22
○ 2026-05-11 14:45:08

●NSns1.afternic.com2026-05-11 → 2026-05-11 · 2 obs

○ 2020-01-04 20:41:22
● 2026-05-11 14:45:08

●NSns2.afternic.com2026-05-11 → 2026-05-11 · 2 obs

○ 2020-01-04 20:41:22
● 2026-05-11 14:45:08

○NSyns1.yahoo.com2015-05-08 → 2020-01-04 · 3 obs

● 2015-05-08 01:12:52
● 2020-01-04 20:41:22
○ 2026-05-11 14:45:08

○NSyns2.yahoo.com2015-05-08 → 2020-01-04 · 3 obs

● 2015-05-08 01:12:52
● 2020-01-04 20:41:22
○ 2026-05-11 14:45:08

○MXmx-biz.mail.am0.yahoodns.net2015-05-08 → 2020-01-04 · 3 obs

● 2015-05-08 01:12:52
● 2020-01-04 20:41:22
○ 2026-05-11 14:45:08

●A13.248.169.482026-05-11 → 2026-05-11 · 2 obs

○ 2020-01-04 20:41:22
● 2026-05-11 14:45:08

○A67.195.197.762020-01-04 → 2020-01-04 · 3 obs

○ 2017-03-24 18:19:28
● 2020-01-04 20:41:22
○ 2026-05-11 14:45:08

●A76.223.54.1462026-05-11 → 2026-05-11 · 2 obs

○ 2020-01-04 20:41:22
● 2026-05-11 14:45:08

○A98.139.135.1282015-09-24 → 2017-03-24 · 5 obs

○ 2015-05-08 01:12:52
● 2015-09-24 08:16:58
● 2017-03-24 18:19:28
○ 2020-01-04 20:41:22
○ 2026-05-11 14:45:08

○A98.139.135.1992015-05-08 → 2015-05-08 · 3 obs

● 2015-05-08 01:12:52
○ 2015-09-24 08:16:58
○ 2026-05-11 14:45:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
professorbob.com	ns1.afternic.com, ns2.afternic.com	4 records

✅ Authoritative Response

Server:97.74.98.69

NS records: ns1.afternic.com, ns2.afternic.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for professorbob.com (unsigned zone)

⏱️ Timing

Total: 69ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`76.223.54.146, 13.248.169.48`
NS	2	`ns1.afternic.com, ns2.afternic.com`
MX	1	`. (pri: 0)`
TXT	1	`v=spf1 -all`
SOA	1	`ns1.afternic.com dns.jomax.net`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns1.afternic.com, ns1.afternic.com, ns2.afternic.com...)

Analysis

Hierarchy

professorbob.com is the parent of www.professorbob.com.

IP Addresses

professorbob.com resolves to two IP numbers: 13.248.169.48 and 76.223.54.146.

other host names including tangosoft.com, pariscabane.com, legalsupportnetworks.com, gud157.gudbrands.com and host59-204.matrixconsulting.net share IP numbers with professorbob.com.

Name Servers

professorbob.com is delegated to two name servers ns1.afternic.com and ns2.afternic.com.

professorbob.com shares the same name server setup as other domains, for instance margosian.com, falconyx.com, decoquest.com, view.systems and runagroup.com.

professorbob.com at least partially shares name servers with other domains, for instance kfm.info, uqfp.com, gigtool.com, phantom.foundation and sru.me.

These name servers are commonly used with verification-d3jclucsp89ganyqbydeny.ns101.verify.hn, verification-bntdckkvmvwfw4wkkqshzt.ns101.verify.hn and verification-ag3xtxqjhqhiyarqdrht2l.ns101.verify.hn.

Host names with two IP numbers:

The host name ns1.afternic.com points to 2603:5:2126::45 and 97.74.98.69; the host name ns2.afternic.com points to 2603:5:2226::45 and 173.201.66.69.

professorbob.com - robtex.com