`grabpassbook.com`

DNSSEC	⚠️ Not signed
NS	`dns1.cscdns.net` ⭐
		A	2610:a1:1022::100^{🇺🇸 MAINT-ID-120082610:a1:1022::/48 Neustar}
			PTR	`ns1.arcemus.com`
			PTR	`kandns06.digitalarchives.com`
			PTR	`ns1.euro909.com`
			PTR	`ns2.euro909.com`
			PTR	`indom10.indomco.com`
			PTR	`indom30.indomco.fr`
			PTR	`ns1.ascio.net`
			PTR	`ns3.ascio.net`
			PTR	`dns1.cscdns.net`
			PTR	`pdns1.cscdns.net`
			PTR	`sbdns3.cscdns.net`
			PTR	`spdns3.cscdns.net`
			PTR	`ns0.netnames.net`
			PTR	`ns1.netnames.net`
			PTR	`ns3.netnames.net`
			PTR	`ns5.netnames.net`
			PTR	`ns7.netnames.net`
			PTR	`indom130.indomco.org`
			PTR	`ns2.domainnetwork.se`
			PTR	`ns.domainnetwork.se`
		A	156.154.130.100^{🇺🇸 MAINT-ID-12008156.154.130.0/24 Neustar}
			PTR	`ns1.arcemus.com`
			PTR	`kandns06.digitalarchives.com`
			PTR	`ns1.euro909.com`
			PTR	`ns2.euro909.com`
			PTR	`indom10.indomco.com`
			PTR	`indom30.indomco.fr`
			PTR	`ns1.ascio.net`
			PTR	`ns3.ascio.net`
			PTR	`dns1.cscdns.net`
			PTR	`pdns1.cscdns.net`
			PTR	`sbdns3.cscdns.net`
			PTR	`spdns3.cscdns.net`
			PTR	`ns0.netnames.net`
			PTR	`ns1.netnames.net`
			PTR	`ns3.netnames.net`
			PTR	`ns5.netnames.net`
			PTR	`ns7.netnames.net`
			PTR	`indom130.indomco.org`
			PTR	`ns2.domainnetwork.se`
			PTR	`ns.domainnetwork.se`
NS	`dns2.cscdns.net`
		A	2610:a1:1023::100^{🇺🇸 MAINT-ID-120082610:a1:1023::/48 Neustar}
			PTR	`ns2.arcemus.com`
			PTR	`nusdns06.digitalarchives.com`
			PTR	`ns3.domainnetwork.com`
			PTR	`ns3.euro909.com`
			PTR	`indom80.indomco.hk`
			PTR	`ns2.ascio.net`
			PTR	`ns4.ascio.net`
			PTR	`dns2.cscdns.net`
			PTR	`pdns2.cscdns.net`
			PTR	`indom20.indomco.net`
			PTR	`ns2.netnames.net`
			PTR	`ns4.netnames.net`
			PTR	`ns6.netnames.net`
			PTR	`ns8.netnames.net`
		A	156.154.131.100^{🇺🇸 MAINT-ID-12008156.154.131.0/24 Neustar}
			PTR	`ns2.arcemus.com`
			PTR	`nusdns06.digitalarchives.com`
			PTR	`ns3.domainnetwork.com`
			PTR	`ns3.euro909.com`
			PTR	`indom80.indomco.hk`
			PTR	`ns2.ascio.net`
			PTR	`ns4.ascio.net`
			PTR	`dns2.cscdns.net`
			PTR	`pdns2.cscdns.net`
			PTR	`indom20.indomco.net`
			PTR	`ns2.netnames.net`
			PTR	`ns4.netnames.net`
			PTR	`ns6.netnames.net`
			PTR	`ns8.netnames.net`
MX	`smtp.secureserver.net` ⭐
		A	216.69.141.71^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp01-v01.prod.phx3.secureserver.net`
		A	216.69.141.84^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp02-v01.prod.phx3.secureserver.net`
		A	216.69.141.113^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp03-v01.prod.phx3.secureserver.net`
MX	`mailstore1.secureserver.net`⁽¹⁰⁾
		A	216.69.141.78^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp01-v02.prod.phx3.secureserver.net`
		A	216.69.141.114^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp03-v02.prod.phx3.secureserver.net`
		A	216.69.141.162^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp02-v02.prod.phx3.secureserver.net`
TXT	`v=spf1 -all`
SOA	`dns1.cscdns.net`hostmaster@cscdns.net 2018-07-28 #6

`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=1774495052

Same first word

grabpassbook.com

DNS History

13 records (4 active, 9 former)

●NSdns1.cscdns.net2026-02-15 → 2026-03-26 · 3 obs

○ 2017-05-08 02:24:30
● 2026-02-15 18:33:22
● 2026-03-26 03:38:22

●NSdns2.cscdns.net2026-02-15 → 2026-03-26 · 3 obs

○ 2017-05-08 02:24:30
● 2026-02-15 18:33:22
● 2026-03-26 03:38:22

○NSns37.domaincontrol.com2017-05-08 → 2017-05-08 · 3 obs

● 2017-05-08 02:24:30
○ 2026-02-15 18:33:22
○ 2026-03-26 03:38:22

○NSns38.domaincontrol.com2017-05-08 → 2017-05-08 · 3 obs

● 2017-05-08 02:24:30
○ 2026-02-15 18:33:22
○ 2026-03-26 03:38:22

●MXmailstore1.secureserver.net2017-05-08 → 2026-03-26 · 2 obs

● 2017-05-08 02:24:30
● 2026-03-26 03:38:22

●MXsmtp.secureserver.net2017-05-08 → 2026-03-26 · 2 obs

● 2017-05-08 02:24:30
● 2026-03-26 03:38:22

○A184.168.221.122017-05-08 → 2026-02-15 · 4 obs

● 2017-05-08 02:24:30
● 2026-02-15 18:33:22
○ 2026-02-18 17:19:16
○ 2026-03-26 03:38:22

○A184.168.221.192017-05-08 → 2026-02-15 · 4 obs

● 2017-05-08 02:24:30
● 2026-02-15 18:33:22
○ 2026-02-18 17:19:16
○ 2026-03-26 03:38:22

○A184.168.221.262017-05-08 → 2026-02-15 · 4 obs

● 2017-05-08 02:24:30
● 2026-02-15 18:33:22
○ 2026-02-18 17:19:16
○ 2026-03-26 03:38:22

○A184.168.221.62017-05-08 → 2026-02-15 · 4 obs

● 2017-05-08 02:24:30
● 2026-02-15 18:33:22
○ 2026-02-18 17:19:16
○ 2026-03-26 03:38:22

○A184.168.221.72017-05-08 → 2026-02-15 · 4 obs

● 2017-05-08 02:24:30
● 2026-02-15 18:33:22
○ 2026-02-18 17:19:16
○ 2026-03-26 03:38:22

○A184.168.221.92017-05-08 → 2026-02-15 · 4 obs

● 2017-05-08 02:24:30
● 2026-02-15 18:33:22
○ 2026-02-18 17:19:16
○ 2026-03-26 03:38:22

○A50.63.202.142017-05-08 → 2026-02-15 · 4 obs

● 2017-05-08 02:24:30
● 2026-02-15 18:33:22
○ 2026-02-18 17:19:16
○ 2026-03-26 03:38:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
grabpassbook.com	dns1.cscdns.net, dns2.cscdns.net	-

✅ Authoritative Response

Server:156.154.131.100

NS records: dns1.cscdns.net, dns2.cscdns.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for grabpassbook.com (unsigned zone)

⏱️ Timing

Total: 972ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`dns1.cscdns.net, dns2.cscdns.net`
MX	2	`smtp.secureserver.net (pri: 0), mailstore1.secureserver.net (pri: 10)`
TXT	1	`v=spf1 -all`
SOA	1	`dns1.cscdns.net hostmaster.cscdns.net`

Analysis

Name Servers

Delegation for grabpassbook.com rests with two name servers, dns1.cscdns.net and dns2.cscdns.net.

grabpassbook.com shares the same name server setup as other domains, including bmw.tc, shopcherrycreek.com, doctorssurgery.com.au, forbo.gr and epitomehardware.net.

grabpassbook.com partially shares name servers with other domains; for instance glaxosmithkline.com.uz and lamictal.asia.

Host names with two IP numbers: dns1.cscdns.net points to 2610:a1:1022::100 and 156.154.130.100; dns2.cscdns.net points to 2610:a1:1023::100 and 156.154.131.100.

Mail Servers

grabpassbook.com is handled by two mail servers: mailstore1.secureserver.net and smtp.secureserver.net.

grabpassbook.com uses the same mail server configuration as other domains, such as officetechnologysolutions.us, angelroom.com, brewnicorn.com, ftflaw.com and forloveofsunny.com.

Host names with three IP numbers: The host name mailstore1.secureserver.net points to 216.69.141.78, 216.69.141.114 and 216.69.141.162; The host name smtp.secureserver.net points to 216.69.141.71, 216.69.141.84 and 216.69.141.113.

grabpassbook.com - robtex.com