`bigblackbook.com.mx`

DNSSEC	⚠️ Not signed
A	204.74.99.100^{🇺🇸 MAINT-ID-12008204.74.99.0/24 Neustar}
		PTR	`crs.ultradns.net`
NS	`pdns73.ultradns.com` ⭐
		A	2001:502:f3ff::6d^{🇺🇸 MAINT-ID-120082001:502:f3ff::/48 Neustar}
			PTR	`pdns73.ultradns.com`
		A	156.154.64.73^{🇺🇸 MAINT-ID-12008156.154.64.0/24 Neustar}
			PTR	`pdns73.ultradns.com`
NS	`pdns73.ultradns.biz`
		A	2610:a1:1015::6d^{🇺🇸 MAINT-ID-120082610:a1:1015::/48 Neustar}
			PTR	`pdns73.ultradns.biz`
		A	156.154.66.73^{🇺🇸 MAINT-ID-12008156.154.66.0/24 Neustar}
			PTR	`pdns73.ultradns.biz`
NS	`pdns73.ultradns.net`
		A	2610:a1:1014::6d^{🇺🇸 MAINT-ID-120082610:a1:1014::/48 Neustar}
			PTR	`pdns73.ultradns.net`
		A	156.154.65.73^{🇺🇸 MAINT-ID-12008156.154.65.0/24 Neustar}
			PTR	`pdns73.ultradns.net`
NS	`pdns73.ultradns.org`
		A	2001:502:4612::6d^{🇺🇸 MAINT-ID-120082001:502:4612::/48 Neustar}
			PTR	`pdns73.ultradns.org`
		A	156.154.67.73^{🇺🇸 MAINT-ID-12008156.154.67.0/24 Neustar}
			PTR	`pdns73.ultradns.org`
SOA	`pdns73.ultradns.com`hostmaster@hearst.com.bigblackbook.com.mx 2015-03-16 #4

`com.mx`

	DNSSEC	⚠️ Not signed
	NS	`m.mx-ns.mx` ⭐ ⚠️ Not in parent delegation
	NS	`c.mx-ns.mx` ⚠️ Not in parent delegation
	NS	`e.mx-ns.mx` ⚠️ Not in parent delegation
	NS	`i.mx-ns.mx` ⚠️ Not in parent delegation
	NS	`o.mx-ns.mx` ⚠️ Not in parent delegation
	NS	`x.mx-ns.mx` ⚠️ Not in parent delegation
	TXT	`v=spf1 -all`
	SOA	`m.mx-ns.mx`hostmaster@nic.mx serial=1785775717

WOT: NOT_SAFE (44/100)

Same first word

bigblackbook.mx

bigblackbook.com.mx

bigblackbook.com

DNS History

5 records (5 active, 0 former)

●NSpdns73.ultradns.biz2015-05-14 → 2026-08-03 · 2 obs

● 2015-05-14 19:07:38
● 2026-08-03 17:23:40

●NSpdns73.ultradns.com2015-05-14 → 2026-08-03 · 2 obs

● 2015-05-14 19:07:38
● 2026-08-03 17:23:40

●NSpdns73.ultradns.net2015-05-14 → 2026-08-03 · 2 obs

● 2015-05-14 19:07:38
● 2026-08-03 17:23:40

●NSpdns73.ultradns.org2015-05-14 → 2026-08-03 · 2 obs

● 2015-05-14 19:07:38
● 2026-08-03 17:23:40

●A204.74.99.1002015-05-14 → 2026-08-03 · 2 obs

● 2015-05-14 19:07:38
● 2026-08-03 17:23:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
mx	c.mx-ns.mx, e.mx-ns.mx, i.mx-ns.mx, m.mx-ns.mx...	-
bigblackbook.com.mx	pdns73.ultradns.biz, pdns73.ultradns.com, pdns73.ultradns.net, pdns73.ultradns.org	-

✅ Authoritative Response

Server:156.154.64.73

NS records: pdns73.ultradns.biz, pdns73.ultradns.com, pdns73.ultradns.net, pdns73.ultradns.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for bigblackbook.com.mx (unsigned zone)

⏱️ Timing

Total: 2657ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`204.74.99.100`
NS	4	`pdns73.ultradns.biz, pdns73.ultradns.com...`
SOA	1	`pdns73.ultradns.com hostmaster.hearst.co`

Analysis

IP Addresses

bigblackbook.com.mx resolves to one IP address: 204.74.99.100.

evopayments.ru, propeller-com.com, directinstruction.com and two other host names share IP numbers with bigblackbook.com.mx.

Name Servers

The authoritative name servers for bigblackbook.com.mx are pdns73.ultradns.biz, pdns73.ultradns.com, pdns73.ultradns.net and pdns73.ultradns.org.

At least some of bigblackbook.com.mx's name servers are shared with other domains, for example f33888.com, f88555.com, moretv32.com and two more.

These name servers tend to be deployed in combination with the name servers pdns73.ultradns.info and pdns73.ultradns.co.uk.

Four hostnames, each resolving to a pair of IP addresses: pdns73.ultradns.biz directs to 156.154.66.73 and 2610:a1:1015::6d; pdns73.ultradns.com directs to 156.154.64.73 and 2001:502:f3ff::6d; pdns73.ultradns.net directs to 156.154.65.73 and 2610:a1:1014::6d; pdns73.ultradns.org directs to 156.154.67.73 and 2001:502:4612::6d.

bigblackbook.com.mx - robtex.com