`ameritradeinfo.com`

DNSSEC	⚠️ Not signed
A	127.0.0.1
NS	`ns1.markmonitor.com` ⭐
		A	2620:10a:80a8::1^{🇨🇦 CIRA-22620:10a:80a8::/48 markmonitor v6 cloud1 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
		A	149.112.160.1^{🇨🇦 CIRA-2149.112.160.0/24 markmonitor v4 cloud1 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
NS	`ns2.markmonitor.com`
		A	2001:67c:10b8::1^{🇨🇭 RCODEZERO-ANYCAST-SEC22001:67c:10b8::/48 IPCOM-anycast-net}
			PTR	`ns2.markmonitor.com`
		A	176.97.158.1^{🇦🇹 RCODEZERO-ANYCAST-SEC2176.97.158.0/24 NICat-anycast-net}
			PTR	`ns2.markmonitor.com`
NS	`ns3.markmonitor.com`
		A	2620:10a:80a9::1^{🇨🇦 CIRA-32620:10a:80a9::/48 markmonitor v6 cloud2 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
		A	149.112.161.1^{🇨🇦 CIRA-3149.112.161.0/24 markmonitor v4 cloud2 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
NS	`ns4.markmonitor.com`
		A	2001:67c:1bc::1^{🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD2001:67c:1bc::/48 IPCom-NET Anycast}
			PTR	`ns1.markmonitor.com`
		A	192.174.68.1^{🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD192.174.68.0/24 NICat-anycast-net}
			PTR	`ns1.markmonitor.com`
TXT	`v=spf1 -all`
SOA	`ns1.markmonitor.com`hostmaster@markmonitor.com 2025-12-15 #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=1774576977

Same first word

ameritradeinfo.com

DNS History

26 records (5 active, 21 former)

○NSns1.ameritrade.com2008-09-15 → 2008-09-15 · 3 obs

● 2008-09-15 14:54:04
○ 2015-08-16 15:24:18
○ 2026-03-27 02:22:30

●NSns1.markmonitor.com2026-02-16 → 2026-03-27 · 3 obs

○ 2017-03-26 07:00:32
● 2026-02-16 04:12:46
● 2026-03-27 02:22:30

○NSns1.p50.dynect.net2015-12-14 → 2017-03-26 · 5 obs

○ 2015-08-16 15:24:18
● 2015-12-14 22:54:30
● 2017-03-26 07:00:32
○ 2026-02-16 04:12:46
○ 2026-03-27 02:22:30

○NSns1.tdameritrade.com2017-03-26 → 2017-03-26 · 4 obs

○ 2015-12-14 22:54:30
● 2017-03-26 07:00:32
○ 2026-02-16 04:12:46
○ 2026-03-27 02:22:30

●NSns2.markmonitor.com2026-02-16 → 2026-03-27 · 3 obs

○ 2017-03-26 07:00:32
● 2026-02-16 04:12:46
● 2026-03-27 02:22:30

○NSns2.p50.dynect.net2015-12-14 → 2017-03-26 · 5 obs

○ 2015-08-16 15:24:18
● 2015-12-14 22:54:30
● 2017-03-26 07:00:32
○ 2026-02-16 04:12:46
○ 2026-03-27 02:22:30

●NSns3.markmonitor.com2026-02-16 → 2026-03-27 · 3 obs

○ 2017-03-26 07:00:32
● 2026-02-16 04:12:46
● 2026-03-27 02:22:30

○NSns3.p50.dynect.net2015-12-14 → 2017-03-26 · 5 obs

○ 2015-08-16 15:24:18
● 2015-12-14 22:54:30
● 2017-03-26 07:00:32
○ 2026-02-16 04:12:46
○ 2026-03-27 02:22:30

●NSns4.markmonitor.com2026-02-16 → 2026-03-27 · 3 obs

○ 2017-03-26 07:00:32
● 2026-02-16 04:12:46
● 2026-03-27 02:22:30

○NSns4.p50.dynect.net2015-12-14 → 2017-03-26 · 5 obs

○ 2015-08-16 15:24:18
● 2015-12-14 22:54:30
● 2017-03-26 07:00:32
○ 2026-02-16 04:12:46
○ 2026-03-27 02:22:30

○NSpdns1.ultradns.net2008-09-15 → 2008-09-15 · 3 obs

● 2008-09-15 14:54:04
○ 2015-08-16 15:24:18
○ 2026-03-27 02:22:30

○NSpdns151.ultradns.biz2015-08-16 → 2017-03-26 · 5 obs

○ 2008-09-15 14:54:04
● 2015-08-16 15:24:18
● 2017-03-26 07:00:32
○ 2026-02-16 04:12:46
○ 2026-03-27 02:22:30

○NSpdns151.ultradns.com2015-08-16 → 2017-03-26 · 5 obs

○ 2008-09-15 14:54:04
● 2015-08-16 15:24:18
● 2017-03-26 07:00:32
○ 2026-02-16 04:12:46
○ 2026-03-27 02:22:30

○NSpdns151.ultradns.net2015-08-16 → 2017-03-26 · 5 obs

○ 2008-09-15 14:54:04
● 2015-08-16 15:24:18
● 2017-03-26 07:00:32
○ 2026-02-16 04:12:46
○ 2026-03-27 02:22:30

○NSpdns151.ultradns.org2015-08-16 → 2017-03-26 · 5 obs

○ 2008-09-15 14:54:04
● 2015-08-16 15:24:18
● 2017-03-26 07:00:32
○ 2026-02-16 04:12:46
○ 2026-03-27 02:22:30

○NSpdns2.ultradns.net2008-09-15 → 2008-09-15 · 3 obs

● 2008-09-15 14:54:04
○ 2015-08-16 15:24:18
○ 2026-03-27 02:22:30

○NSpdns3.ultradns.org2008-09-15 → 2008-09-15 · 3 obs

● 2008-09-15 14:54:04
○ 2015-08-16 15:24:18
○ 2026-03-27 02:22:30

○NSpdns4.ultradns.org2008-09-15 → 2008-09-15 · 3 obs

● 2008-09-15 14:54:04
○ 2015-08-16 15:24:18
○ 2026-03-27 02:22:30

○NSpdns5.ultradns.info2008-09-15 → 2008-09-15 · 3 obs

● 2008-09-15 14:54:04
○ 2015-08-16 15:24:18
○ 2026-03-27 02:22:30

○NSpdns6.ultradns.co.uk2008-09-15 → 2008-09-15 · 3 obs

● 2008-09-15 14:54:04
○ 2015-08-16 15:24:18
○ 2026-03-27 02:22:30

○NSudns1.ultradns.net2008-09-15 → 2008-09-15 · 3 obs

● 2008-09-15 14:54:04
○ 2015-08-16 15:24:18
○ 2026-03-27 02:22:30

○NSudns2.ultradns.net2008-09-15 → 2008-09-15 · 3 obs

● 2008-09-15 14:54:04
○ 2015-08-16 15:24:18
○ 2026-03-27 02:22:30

○MXmx01.ameritrade.com2008-09-15 → 2008-09-15 · 3 obs

● 2008-09-15 14:54:04
○ 2015-08-16 15:24:18
○ 2026-03-27 02:22:30

○MXmxa-000cb501.gslb.pphosted.com2015-08-16 → 2026-02-16 · 5 obs

○ 2008-09-15 14:54:04
● 2015-08-16 15:24:18
● 2026-02-16 04:12:46
○ 2026-02-26 02:29:46
○ 2026-03-27 02:22:30

○MXmxb-000cb501.gslb.pphosted.com2015-08-16 → 2026-02-16 · 5 obs

○ 2008-09-15 14:54:04
● 2015-08-16 15:24:18
● 2026-02-16 04:12:46
○ 2026-02-26 02:29:46
○ 2026-03-27 02:22:30

●A127.0.0.12026-02-16 → 2026-03-27 · 2 obs

● 2026-02-16 04:12:46
● 2026-03-27 02:22:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
ameritradeinfo.com	ns1.markmonitor.com, ns3.markmonitor.com, ns4.markmonitor.com, ns2.markmonitor.com	8 records

✅ Authoritative Response

Server:192.174.68.1

NS records: ns1.markmonitor.com, ns3.markmonitor.com, ns4.markmonitor.com, ns2.markmonitor.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ameritradeinfo.com (unsigned zone)

⏱️ Timing

Total: 264ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`127.0.0.1`
NS	4	`ns1.markmonitor.com, ns2.markmonitor.com...`
TXT	1	`v=spf1 -all`
SOA	1	`ns1.markmonitor.com hostmaster.markmonit`

📌 Glue Records Collected

Total: 8

Out-of-bailiwick: 8 (ns1.markmonitor.com, ns1.markmonitor.com, ns3.markmonitor.com...)

Analysis

IP Addresses

ameritradeinfo.com points to a single IP number: 127.0.0.1.

Other host names, for instance 150.0.4.85.dynamic.wline.res.cust.swisscom.ch, 163.dsmtp.com, localhost.comtrance.de, zaphkiel.net and 143.158.241.static.quadranet.com share IP numbers with ameritradeinfo.com.

Name Servers

ameritradeinfo.com is delegated to four name servers: ns1.markmonitor.com, ns2.markmonitor.com, ns3.markmonitor.com and ns4.markmonitor.com.

ameritradeinfo.com shares name servers with other domains at least partially, for instance holidayinnselectboston.com, ignidex.com, hoildayinnexpress.com, holidayinnhotel.info and cvsaetna.asia.

these name servers are often used with ns5.markmonitor.com, ns6.markmonitor.com and ns7.markmonitor.com.

Host names with two IP numbers:

ns1.markmonitor.com resolves to 2620:10a:80a8::1 and 149.112.160.1.

ns2.markmonitor.com resolves to 2001:67c:10b8::1 and 176.97.158.1.

ns3.markmonitor.com resolves to 2620:10a:80a9::1 and 149.112.161.1.

ns4.markmonitor.com resolves to 2001:67c:1bc::1 and 192.174.68.1.

ameritradeinfo.com - robtex.com