`citiigroup.com`

DNSSEC	⚠️ Not signed
A	165.160.13.20^{🇺🇸 CORPORATION-1165.160.13.0/24 251 Little Falls Drive Wilmington DE 19808 United States}
A	165.160.15.20^{🇺🇸 CORPORATION-1165.160.15.0/24 251 Little Falls Drive Wilmington DE 19808 United States}
NS	`ns1.nsroot1.com` ⭐
		A	156.154.64.172^{🇺🇸 MAINT-ID-12008156.154.64.0/24 Neustar}
			PTR	`pdns172.ultradns.com`
NS	`ns2.nsroot2.com`
		A	193.108.91.190^{🇳🇱 Akamai193.108.91.0/24 Technologies}
			PTR	`a1-190.akam.net`
			PTR	`ns1-190.akam.net`
TXT	`v=spf1 include:spf-00123c01.pphosted.com -all`
SOA	`ns1.nsroot1.com`hostmaster@citi.com serial=2021099412

`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=1777055112

Same first word

citiigroup.com

Similar names

icitigroup.com.ph

DNS History

4 records (4 active, 0 former)

●NSns1.nsroot1.com2008-03-14 → 2026-04-24 · 2 obs

● 2008-03-14 17:12:52
● 2026-04-24 18:46:48

●NSns2.nsroot2.com2008-03-14 → 2026-04-24 · 2 obs

● 2008-03-14 17:12:52
● 2026-04-24 18:46:48

●A165.160.13.202015-05-31 → 2026-04-24 · 3 obs

○ 2008-03-14 17:12:52
● 2015-05-31 02:59:34
● 2026-04-24 18:46:48

●A165.160.15.202015-05-31 → 2026-04-24 · 3 obs

○ 2008-03-14 17:12:52
● 2015-05-31 02:59:34
● 2026-04-24 18:46:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	i.gtld-servers.net, j.gtld-servers.net, m.gtld-servers.net, f.gtld-servers.net...	-
citiigroup.com	ns2.nsroot2.com, ns1.nsroot1.com	2 records

✅ Authoritative Response

Server:193.108.91.190

NS records: ns2.nsroot2.com, ns1.nsroot1.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for citiigroup.com (unsigned zone)

⏱️ Timing

Total: 288ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`165.160.13.20, 165.160.15.20`
NS	2	`ns1.nsroot1.com, ns2.nsroot2.com`
TXT	1	`v=spf1 include:spf-00123c01.pphosted.com`
SOA	1	`ns1.nsroot1.com hostmaster.citi.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns2.nsroot2.com, ns1.nsroot1.com)

Analysis

IP Addresses

The entity citiigroup.com points to two IP numbers: 165.160.13.20 and 165.160.15.20.

For instance, other host names pandoranocean.com, event360asia.com, georgiapacificprofessional.org, sirha.se and bostonscientific.net share IP numbers with citiigroup.com.

Name Servers

citiigroup.com is delegated to two name servers: ns1.nsroot1.com and ns2.nsroot2.com.

citiigroup.com uses the same name server setup as other domains such as applyonlineciticards.com, citifinancial.com, onemaininfo.net, citicorpselect.com and citiquikremit.com.

citiigroup.com shares name servers with other domains at least partially, for example myciti.com.gt, citicorp.com.sg, careers-ssmb.com, gfb.com and citibank.pt.

These name servers are commonly used with ns5.citicorp.com, ns.citicorp.com and ns2.citicorp.com.

Host names with one IP number:

ns1.nsroot1.com points to: 156.154.64.172.

ns2.nsroot2.com points to: 193.108.91.190.

citiigroup.com - robtex.com

citiigroup.com

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