`quercusapp.com`

DNSSEC	⚠️ Not signed
A	2001:4b98:dc2:950::108^{🇫🇷 GANDI-AS2001:4b98::/32 GANDI is an ICANN accredited registrar GANDI is a virtual server provider for more information: Web: http://www.gandi.net}
		PTR	`gpaas8.dc2.gandi.net`
A	217.70.186.108^{🇫🇷 GANDI-AS217.70.176.0/20 GANDI is an ICANN accredited registrar for more information: Web: http://www.gandi.net}
NS	`yyazrdns02.kworld.kpmg.com` ⭐
		A	13.82.18.107^{🇺🇸 Microsoft13.64.0.0/11 MICROSOFT}
			PTR	`ns20.go.kpmg.com`
NS	`c1-141.akashield.net`
		A	2600:14c0:6::8d^{🇺🇸 Akamai2600:14c0:6::/48 Technologies}
			PTR	`c1-141.akashield.net`
		A	92.123.94.141^{🇳🇱 Akamai92.123.94.0/24 Technologies}
			PTR	`c1-141.akashield.net`
NS	`c2-141.akashield.net`
		A	2600:14c0:7::8d^{🇺🇸 Akamai2600:14c0:7::/48 Technologies}
			PTR	`c2-141.akashield.net`
		A	92.123.95.141^{🇳🇱 Akamai92.123.95.0/24 Technologies}
			PTR	`c2-141.akashield.net`
MX	`mxa-00120b03.gslb.pphosted.com` ⭐
		A	91.207.212.41^{🇳🇱 PROOFPOINT-ASN-EU91.207.212.0/23 route originated by PROOFPOINT}
			PTR	`mx08-00120b03.pphosted.com`
MX	`mxb-00120b03.gslb.pphosted.com` ⭐
		A	91.207.212.41^{🇳🇱 PROOFPOINT-ASN-EU91.207.212.0/23 route originated by PROOFPOINT}
			PTR	`mx08-00120b03.pphosted.com`
MX	`mxa-00120b02.gslb.pphosted.com`⁽⁴⁾
		A	67.231.148.125^{🇺🇸 Proofpoint67.231.148.0/24 Inc.}
			PTR	`mx0a-00120b02.pphosted.com`
MX	`mxb-00120b02.gslb.pphosted.com`⁽⁴⁾
		A	67.231.156.124^{🇺🇸 Proofpoint67.231.156.0/24 Inc.}
			PTR	`mx0b-00120b02.pphosted.com`
TXT	`v=spf1 ip4:137.135.213.60 include:_spf.kpmg.com -all`
TXT	`MS=ms79228490`
TXT	`vNxAzlM+1HuqiARh6+VAB25+ue8yXxS/E3TVujtrU07303L4V26bNCDrZRY2RvLpFeW57ndeTkMvG...`
TXT	`VJHYFztK6Y2hrkxsx+qKtZReuLmMZv1k2zq0XgR8ua9AXny7qMp4v6j0cKVJ7TVtSYZBvnIMGYcod...`
SOA	`yyazrdns02.kworld.kpmg.com`domaintech@kpmg.com serial=84

`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=1771291435

Same first word

quercusapp.com

DNS History

23 records (9 active, 14 former)

○NSa.dns.gandi.net2016-12-14 → 2016-12-14 · 3 obs

● 2016-12-14 05:13:42
○ 2017-07-07 10:32:58
○ 2026-03-16 09:12:42

○NSb.dns.gandi.net2016-12-14 → 2016-12-14 · 3 obs

● 2016-12-14 05:13:42
○ 2017-07-07 10:32:58
○ 2026-03-16 09:12:42

○NSc.dns.gandi.net2016-12-14 → 2016-12-14 · 3 obs

● 2016-12-14 05:13:42
○ 2017-07-07 10:32:58
○ 2026-03-16 09:12:42

●NSc1-141.akashield.net2026-02-28 → 2026-03-16 · 3 obs

○ 2017-07-07 10:32:58
● 2026-02-28 15:27:10
● 2026-03-16 09:12:42

●NSc2-141.akashield.net2026-02-28 → 2026-03-16 · 3 obs

○ 2017-07-07 10:32:58
● 2026-02-28 15:27:10
● 2026-03-16 09:12:42

○NSns-176-c.gandi.net2017-07-07 → 2017-07-07 · 4 obs

○ 2016-12-14 05:13:42
● 2017-07-07 10:32:58
○ 2026-02-28 15:27:10
○ 2026-03-16 09:12:42

○NSns-197-b.gandi.net2017-07-07 → 2017-07-07 · 4 obs

○ 2016-12-14 05:13:42
● 2017-07-07 10:32:58
○ 2026-02-28 15:27:10
○ 2026-03-16 09:12:42

○NSns-246-a.gandi.net2017-07-07 → 2017-07-07 · 4 obs

○ 2016-12-14 05:13:42
● 2017-07-07 10:32:58
○ 2026-02-28 15:27:10
○ 2026-03-16 09:12:42

○NSns1.gandi.net2017-07-07 → 2017-07-07 · 4 obs

○ 2016-12-14 05:13:42
● 2017-07-07 10:32:58
○ 2026-02-28 15:27:10
○ 2026-03-16 09:12:42

●NSyyazrdns02.kworld.kpmg.com2026-02-28 → 2026-03-16 · 3 obs

○ 2017-07-07 10:32:58
● 2026-02-28 15:27:10
● 2026-03-16 09:12:42

○MXalt1.aspmx.l.google.com2016-12-14 → 2017-07-07 · 4 obs

● 2016-12-14 05:13:42
● 2017-07-07 10:32:58
○ 2026-02-28 15:27:10
○ 2026-03-16 09:12:42

○MXalt2.aspmx.l.google.com2016-12-14 → 2017-07-07 · 4 obs

● 2016-12-14 05:13:42
● 2017-07-07 10:32:58
○ 2026-02-28 15:27:10
○ 2026-03-16 09:12:42

○MXaspmx.l.google.com2016-12-14 → 2017-07-07 · 4 obs

● 2016-12-14 05:13:42
● 2017-07-07 10:32:58
○ 2026-02-28 15:27:10
○ 2026-03-16 09:12:42

○MXaspmx2.googlemail.com2016-12-14 → 2017-07-07 · 4 obs

● 2016-12-14 05:13:42
● 2017-07-07 10:32:58
○ 2026-02-28 15:27:10
○ 2026-03-16 09:12:42

○MXaspmx3.googlemail.com2016-12-14 → 2017-07-07 · 4 obs

● 2016-12-14 05:13:42
● 2017-07-07 10:32:58
○ 2026-02-28 15:27:10
○ 2026-03-16 09:12:42

○MXaspmx4.googlemail.com2016-12-14 → 2017-07-07 · 4 obs

● 2016-12-14 05:13:42
● 2017-07-07 10:32:58
○ 2026-02-28 15:27:10
○ 2026-03-16 09:12:42

○MXaspmx5.googlemail.com2016-12-14 → 2017-07-07 · 4 obs

● 2016-12-14 05:13:42
● 2017-07-07 10:32:58
○ 2026-02-28 15:27:10
○ 2026-03-16 09:12:42

●MXmxa-00120b02.gslb.pphosted.com2026-02-28 → 2026-03-16 · 3 obs

○ 2017-07-07 10:32:58
● 2026-02-28 15:27:10
● 2026-03-16 09:12:42

●MXmxa-00120b03.gslb.pphosted.com2026-02-28 → 2026-03-16 · 3 obs

○ 2017-07-07 10:32:58
● 2026-02-28 15:27:10
● 2026-03-16 09:12:42

●MXmxb-00120b02.gslb.pphosted.com2026-02-28 → 2026-03-16 · 3 obs

○ 2017-07-07 10:32:58
● 2026-02-28 15:27:10
● 2026-03-16 09:12:42

●MXmxb-00120b03.gslb.pphosted.com2026-02-28 → 2026-03-16 · 3 obs

○ 2017-07-07 10:32:58
● 2026-02-28 15:27:10
● 2026-03-16 09:12:42

●A2001:4b98:dc2:950::1082016-12-14 → 2026-03-16 · 2 obs

● 2016-12-14 05:13:42
● 2026-03-16 09:12:42

●A217.70.186.1082016-12-14 → 2026-03-16 · 2 obs

● 2016-12-14 05:13:42
● 2026-03-16 09:12:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
quercusapp.com	c1-141.akashield.net, c2-141.akashield.net	-

✅ Authoritative Response

Server: 92.123.94.141

NS records: c1-141.akashield.net, c2-141.akashield.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for quercusapp.com (unsigned zone)

⏱️ Timing

Total: 1005ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`217.70.186.108`
AAAA	1	`2001:4b98:dc2:950::108`
NS	2	`c2-141.akashield.net, c1-141.akashield.net`
MX	4	`mxa-00120b03.gslb.pphosted.com (pri: 2), mxa-00120b02.gslb.pphosted.com (pri: 4)...`
TXT	4	`MS=ms79228490, vNxAzlM+1HuqiARh6+VAB25+ue8yXxS/E3TVujtr...`
SOA	1	`yyazrdns01.kworld.kpmg.com domaintech.kp`

Analysis

IP Addresses

quercusapp.com points to two IP numbers: 2001:4b98:dc2:950::108 and 217.70.186.108.

Other host names such as www.kwik.delivery, tdtailor.com, normancborg.info, 6a3d9fe6e02146ad8729ef9d9195e9f3.testurl.ws and chargy.lu share IPs with quercusapp.com.

Name Servers

quercusapp.com is delegated to three name servers: c1-141.akashield.net, c2-141.akashield.net and yyazrdns02.kworld.kpmg.com.

quercusapp.com at least partially shares name servers with other domains, for example kpmgaudit.org, enline.com, wwwkpmg.co.uk, kpmgenterprise.co.uk and ledjit.biz.

These name servers are often used with yyazrdns01.kworld.kpmg.com, yyazrdns03.kworld.kpmg.com, ns10.go.kpmg.com, ns20.go.kpmg.com and ns30.go.kpmg.com.

Host names with two IPs:

c1-141.akashield.net points to 2600:14c0:6::8d and 92.123.94.141.

c2-141.akashield.net points to 2600:14c0:7::8d and 92.123.95.141.

Host names with one IP:

yyazrdns02.kworld.kpmg.com points to 13.82.18.107.

Mail Servers

quercusapp.com is served by four mail servers: mxa-00120b02.gslb.pphosted.com, mxa-00120b03.gslb.pphosted.com, mxb-00120b02.gslb.pphosted.com and mxb-00120b03.gslb.pphosted.com.

quercusapp.com shares at least partially some mail servers with other domains, for instance kpmg.com.au, kpmgevents.gr, groupesecor.com, kpmg.com.ph and mail.kpmg.com.