IPLIST.NET - csirc.irs.gov

Search for IP or hostnames:

csirc.irs.gov checked at 2025-10-09T03:06:34.052Z 241ms 100/100/100 100% R:16

`csirc.irs.gov`

MX	`emgc.irs.gov`
		A	2610:30:2000:25::167 ^{🇺🇸 AS30313}
			PTR	`emgc.irs.gov`
		A	152.216.11.139^{🇺🇸 AS30313}
			PTR	`emgc.irs.gov`
MX	`emge.irs.gov`
		A	2610:30:4000:25::167 ^{🇺🇸 AS30313}
			PTR	`emge.irs.gov`
		A	152.216.7.167^{🇺🇸 AS30313}
			PTR	`emge.irs.gov`
MX	`emgw.irs.gov`
		A	2610:30:0:13::169 ^{🇺🇸 AS30313}
			PTR	`emgw.irs.gov`
		A	152.216.13.169^{🇺🇸 AS30313}
			PTR	`emgw.irs.gov`
NS	`ns0036.secondary.cloudflare.com`
		A	2606:4700:51::a29f:2025 ^{🇺🇸 Cloudflare}
			PTR	`ns0036.secondary.cloudflare.com`
		A	162.159.32.37^Cloudflare
			PTR	`ns0036.secondary.cloudflare.com`
NS	`ns0161.secondary.cloudflare.com`
		A	2606:4700:59::a29f:2124 ^{🇺🇸 Cloudflare}
			PTR	`ns0161.secondary.cloudflare.com`
		A	162.159.33.36^Cloudflare
			PTR	`ns0161.secondary.cloudflare.com`

`irs.gov`

	MX	`emgc.irs.gov`
	MX	`emge.irs.gov`
	MX	`emgw.irs.gov`
	NS	`ns0022.secondary.cloudflare.com`
	NS	`ns0227.secondary.cloudflare.com`
	A	2610:30:2000:402::110 ^{🇺🇸 AS30313}
	A	2610:30:4000:402::110 ^{🇺🇸 AS30313}
	A	152.216.7.110^{🇺🇸 AS30313}
	A	152.216.11.110^{🇺🇸 AS30313}

rank #417 globally
rank #16 in the tld
This domain name represents the official website of the Internal Revenue Service (IRS), the U.S. government agency responsible for tax collection and tax law enforcement. The website provides information about tax laws, forms, and guidance for individuals, businesses, and tax professionals. It also provides online services for filing taxes and making payments.

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AI analysis

csirc.irs.gov has two name servers: ns0036.secondary.cloudflare.com and ns0161.secondary.cloudflare.com.

csirc.irs.gov shares the same name server setup as other domains, for example no.irs.gov, in.irs.gov, fraud.irs.gov, mcc.irs.gov and ci.irs.gov.

csirc.irs.gov shares some name servers with other domains, for example timacagro.es, timacagro.pt, timacagro.pl, timacagro.lt and leguillou.biz.

These name servers are commonly used alongside ns0172.secondary.cloudflare.com, ns0004.secondary.cloudflare.com, ns0209.secondary.cloudflare.com and ns0210.secondary.cloudflare.com.

Host names with two IP numbers:

ns0036.secondary.cloudflare.com points to: 2606:4700:51::a29f:2025 and 162.159.32.37; ns0161.secondary.cloudflare.com points to: 2606:4700:59::a29f:2124 and 162.159.33.36.

csirc.irs.gov is handled by three mail servers: emgc.irs.gov, emge.irs.gov and emgw.irs.gov.

csirc.irs.gov shares some mail servers with other domains, at least partially; for instance mtb0120ccgcache1.mcc.irs.gov, proxy.web.irs.gov, gdi.web.irs.gov, is.irs.gov and mysbse.web.irs.gov.

Host names with two IP numbers:

emgc.irs.gov: 2610:30:2000:25::167 and 152.216.11.139

emge.irs.gov: 2610:30:4000:25::167 and 152.216.7.167

emgw.irs.gov: 2610:30:0:13::169 and 152.216.13.169

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