`usoncologyfoundation.com`

DNSSEC	⚠️ Not signed
NS	`ndh1-nmgt-ins2.mckesson.com` ⭐
		A	143.112.182.7^{🇺🇸 AS10599143.112.128.0/17}
			PTR	`ddcns2.mckesson.com`
			PTR	`extns01.mckesson.com`
			PTR	`ndh1-nmgt-ins2.mckesson.com`
NS	`ep1ns01.mckesson.com`
		A	198.51.44.5^{🇺🇸 NSONE198.51.44.0/24}
			PTR	`dns1.p05.nsone.net`
NS	`ep1ns02.mckesson.net`
		A	198.51.45.5^{🇺🇸 NSONE198.51.45.0/24}
			PTR	`dns2.p05.nsone.net`
NS	`ep1ns03.mckesson.org`
		A	198.51.44.69^{🇺🇸 NSONE198.51.44.0/24}
			PTR	`dns3.p05.nsone.net`
NS	`ep1ns04.mckesson.com`
		A	198.51.45.69^{🇺🇸 NSONE198.51.45.0/24}
			PTR	`dns4.p05.nsone.net`
NS	`ep2ns01.mckesson.com`
		A	2600:1800:5::1^{🇺🇸 Tiggee2600:1800:5::/48 DNS Made Easy anycast network}
			PTR	`ns5.dnsmadeeasy.com`
		A	208.94.148.13^{🇺🇸 Tiggee208.94.148.0/24 DNS Made Easy anycast network}
			PTR	`ns5.dnsmadeeasy.com`
NS	`ep2ns02.mckesson.net`
		A	2600:1801:6::1^{🇺🇸 Tiggee2600:1801:6::/48 DNS Made Easy anycast network}
			PTR	`ns6.dnsmadeeasy.com`
		A	208.80.124.13^{🇺🇸 Tiggee208.80.124.0/24 DNS Made Easy anycast network}
			PTR	`ns6.dnsmadeeasy.com`
NS	`ep2ns03.mckesson.org`
		A	2600:1802:7::1^{🇺🇸 Tiggee2600:1802:7::/48 DNS Made Easy anycast network}
			PTR	`ns7.dnsmadeeasy.com`
		A	208.80.126.13^{🇺🇸 Tiggee208.80.126.0/24 DNS Made Easy anycast network}
			PTR	`ns7.dnsmadeeasy.com`
MX	`mail.usoncology.com` ⭐
TXT	`v=spf1 mx ptr ptr:mail.usoncology.com mx:mail.usoncology.com ip4:143.112.139....`
SOA	`ndh1-nmgt-ins2.mckesson.com`hostmaster@usoncology.com serial=1413069316

`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=1786580034

Same first word

usoncologyfoundation.org

usoncologyfoundation.com

DNS History

13 records (9 active, 4 former)

○NSddc1-nmgt-ins2.mckesson.com2026-07-31 → 2026-07-31 · 3 obs

○ 2017-04-09 11:08:58
● 2026-07-31 17:21:50
○ 2026-08-13 00:38:38

●NSep1ns01.mckesson.com2026-07-31 → 2026-08-13 · 3 obs

○ 2017-04-09 11:08:58
● 2026-07-31 17:21:50
● 2026-08-13 00:38:38

●NSep1ns02.mckesson.net2026-07-31 → 2026-08-13 · 3 obs

○ 2017-04-09 11:08:58
● 2026-07-31 17:21:50
● 2026-08-13 00:38:38

●NSep1ns03.mckesson.org2026-07-31 → 2026-08-13 · 3 obs

○ 2017-04-09 11:08:58
● 2026-07-31 17:21:50
● 2026-08-13 00:38:38

●NSep1ns04.mckesson.com2026-07-31 → 2026-08-13 · 3 obs

○ 2017-04-09 11:08:58
● 2026-07-31 17:21:50
● 2026-08-13 00:38:38

●NSep2ns01.mckesson.com2026-07-31 → 2026-08-13 · 3 obs

○ 2017-04-09 11:08:58
● 2026-07-31 17:21:50
● 2026-08-13 00:38:38

●NSep2ns02.mckesson.net2026-07-31 → 2026-08-13 · 3 obs

○ 2017-04-09 11:08:58
● 2026-07-31 17:21:50
● 2026-08-13 00:38:38

●NSep2ns03.mckesson.org2026-07-31 → 2026-08-13 · 3 obs

○ 2017-04-09 11:08:58
● 2026-07-31 17:21:50
● 2026-08-13 00:38:38

●NSndh1-nmgt-ins2.mckesson.com2026-08-13 → 2026-08-13 · 2 obs

○ 2026-07-31 17:21:50
● 2026-08-13 00:38:38

○NSns1ddc.usoncology.com2015-06-04 → 2017-04-09 · 4 obs

● 2015-06-04 09:01:08
● 2017-04-09 11:08:58
○ 2026-07-31 17:21:50
○ 2026-08-13 00:38:38

○NSns2ddc.usoncology.com2015-06-04 → 2017-04-09 · 4 obs

● 2015-06-04 09:01:08
● 2017-04-09 11:08:58
○ 2026-07-31 17:21:50
○ 2026-08-13 00:38:38

○NSns3ndh.usoncology.com2015-06-04 → 2017-04-09 · 4 obs

● 2015-06-04 09:01:08
● 2017-04-09 11:08:58
○ 2026-07-31 17:21:50
○ 2026-08-13 00:38:38

●MXmail.usoncology.com2015-06-04 → 2026-08-13 · 2 obs

● 2015-06-04 09:01:08
● 2026-08-13 00:38:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	c.gtld-servers.net, i.gtld-servers.net, m.gtld-servers.net, b.gtld-servers.net...	-
usoncologyfoundation.com	ep1ns02.mckesson.net, ep2ns02.mckesson.net, ep1ns01.mckesson.com, ep1ns04.mckesson.com...	4 records

✅ Authoritative Response

Server:198.51.45.5

NS records: ep1ns02.mckesson.net, ep2ns02.mckesson.net, ep1ns01.mckesson.com, ep1ns04.mckesson.com, ep2ns01.mckesson.com, ep1ns03.mckesson.org, ep2ns03.mckesson.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for usoncologyfoundation.com (unsigned zone)

⏱️ Timing

Total: 1016ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	7	`ep2ns03.mckesson.org, ep2ns02.mckesson.net...`
MX	1	`mail.usoncology.com (pri: 10)`
TXT	1	`v=spf1 mx ptr ptr:mail.usoncology.com mx`
SOA	1	`ddc1-nmgt-ins2.mckesson.com hostmaster.u`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ep1ns01.mckesson.com, ep1ns04.mckesson.com, ep2ns01.mckesson.com...)

Analysis

Name Servers

usoncologyfoundation.com carries NS records listing 8 name servers — ep1ns01.mckesson.com, ep1ns04.mckesson.com, ep2ns01.mckesson.com and 5 others.

usoncologyfoundation.com has at least partial name server overlap with other domains, such as mckessonitalia.it, brownspharmacy.org, rcca.mobi and two others.

ep1ns02.mckesson.net, ep2ns02.mckesson.net and ep1ns03.mckesson.org — plus 4 other name servers — are commonly paired with these name servers.

Host names that have two IP addresses:

The A records for ep2ns01.mckesson.com return 208.94.148.13 and 2600:1800:5::1.

The A records for ep2ns02.mckesson.net return 208.80.124.13 and 2600:1801:6::1.

The A records for ep2ns03.mckesson.org return 208.80.126.13 and 2600:1802:7::1.

Host names that point to one IP address:

ep1ns01.mckesson.com resolves to the IP address 198.51.44.5.

ep1ns04.mckesson.com resolves to the IP address 198.51.45.69.

ndh1-nmgt-ins2.mckesson.com resolves to the IP address 143.112.182.7.

ep1ns02.mckesson.net resolves to the IP address 198.51.45.5.

ep1ns03.mckesson.org resolves to the IP address 198.51.44.69.

Mail Servers

The sole mail server for usoncologyfoundation.com is mail.usoncology.com.

Among the domains sharing a mail server setup with usoncologyfoundation.com are aoasharepoint.com, mycareadvantage.com, usoncologyfoundation.org and two others.

usoncologyfoundation.com - robtex.com