`citibankworldlink.com`

DNSSEC	⚠️ Not signed
NS	`ns1.nsroot1.com` ⭐ ⚠️ Not in parent delegation
		A	156.154.64.172^{🇺🇸 MAINT-ID-12008156.154.64.0/24 Neustar}
			PTR	`pdns172.ultradns.com`
NS	`ns.citicorp.com` ⚠️ Not in zone NS records
		A	156.154.64.172^{🇺🇸 MAINT-ID-12008156.154.64.0/24 Neustar}
			PTR	`pdns172.ultradns.com`
NS	`ns2.citicorp.com` ⚠️ Not in zone NS records
		A	193.108.91.190^{🇳🇱 Akamai193.108.91.0/24 Technologies}
			PTR	`a1-190.akam.net`
			PTR	`ns1-190.akam.net`
NS	`ns2.nsroot2.com` ⚠️ Not in parent delegation
		A	193.108.91.190^{🇳🇱 Akamai193.108.91.0/24 Technologies}
			PTR	`a1-190.akam.net`
			PTR	`ns1-190.akam.net`
NS	`ns5.citicorp.com` ⚠️ Not in zone NS records
		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 2021-10-04 #14

`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=1786663959

Same first word

citibankworldlink.com

DNS History

9 records (5 active, 4 former)

●NSns.citicorp.com2007-10-31 → 2026-08-13 · 5 obs

● 2007-10-31 05:43:52
○ 2015-08-16 21:14:42
○ 2020-03-05 23:48:28
● 2026-07-29 01:17:48
● 2026-08-13 23:41:50

●NSns1.nsroot1.com2007-10-31 → 2026-08-13 · 2 obs

● 2007-10-31 05:43:52
● 2026-08-13 23:41:50

●NSns2.citicorp.com2007-10-31 → 2026-08-13 · 5 obs

● 2007-10-31 05:43:52
○ 2015-08-16 21:14:42
○ 2020-03-05 23:48:28
● 2026-07-29 01:17:48
● 2026-08-13 23:41:50

●NSns2.nsroot2.com2007-10-31 → 2026-08-13 · 2 obs

● 2007-10-31 05:43:52
● 2026-08-13 23:41:50

●NSns5.citicorp.com2007-10-31 → 2026-08-13 · 5 obs

● 2007-10-31 05:43:52
○ 2015-08-16 21:14:42
○ 2020-03-05 23:48:28
● 2026-07-29 01:17:48
● 2026-08-13 23:41:50

○A192.193.102.1752015-08-16 → 2020-03-05 · 5 obs

○ 2007-10-31 05:43:52
● 2015-08-16 21:14:42
● 2020-03-05 23:48:28
○ 2026-07-29 01:17:48
○ 2026-08-13 23:41:50

○A192.193.217.1202007-10-31 → 2007-10-31 · 3 obs

● 2007-10-31 05:43:52
○ 2015-08-16 21:14:42
○ 2026-08-13 23:41:50

○A192.193.218.1302015-08-16 → 2020-03-05 · 5 obs

○ 2007-10-31 05:43:52
● 2015-08-16 21:14:42
● 2020-03-05 23:48:28
○ 2026-07-29 01:17:48
○ 2026-08-13 23:41:50

○A192.193.226.1902007-10-31 → 2007-10-31 · 3 obs

● 2007-10-31 05:43:52
○ 2015-08-16 21:14:42
○ 2026-08-13 23:41:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
citibankworldlink.com	ns2.citicorp.com, ns.citicorp.com, ns5.citicorp.com	3 records

✅ Authoritative Response

Server:193.108.91.190

NS records: ns2.citicorp.com, ns.citicorp.com, ns5.citicorp.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for citibankworldlink.com (unsigned zone)

⏱️ Timing

Total: 178ms | Queries: -

📄 Records

Type	Count	Sample Data
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: 3

Out-of-bailiwick: 3 (ns2.citicorp.com, ns.citicorp.com, ns5.citicorp.com)

Analysis

Name Servers

Delegation for citibankworldlink.com is to five name servers: ns2.citicorp.com, ns5.citicorp.com, ns.citicorp.com and two others.

citibankworldlink.com partially shares its NS delegation with several other domains, including citifirst.com.au, citigroup.net, citigroup.be and two others.

These name servers are regularly seen alongside ns1.nsroot1.com and ns2.nsroot2.com as name servers.

Host names pointing to a single IP address:

ns2.citicorp.com resolves to 193.108.91.190.

ns5.citicorp.com resolves to 193.108.91.190.

ns.citicorp.com resolves to 156.154.64.172.

ns1.nsroot1.com resolves to 156.154.64.172.

ns2.nsroot2.com resolves to 193.108.91.190.

ns2.citicorp.com, ns5.citicorp.com and ns2.nsroot2.com are host names that all point to 193.108.91.190.

The host names ns.citicorp.com and ns1.nsroot1.com both resolve to 156.154.64.172 IP addresses.