health.gov | DNSViz

health.gov

Updated: 2025-12-29 17:33:10 UTC (18 days ago) Update now

DNS Server Responses

Responses for health.gov/DS

Name	TTL	Type	Data	Status	Returned by
Name	TTL	Type	Data	Status	a.ns.gov. (199.33.230.1)	a.ns.gov. (2001:503:ff40::1)	b.ns.gov. (199.33.231.1)	b.ns.gov. (2001:503:ff41::1)	c.ns.gov. (199.33.232.1)	c.ns.gov. (2001:503:ff42::1)	d.ns.gov. (199.33.233.1)	d.ns.gov. (2001:503:ff43::1)
RR count (Answer/Authority/Additional)				OK	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1
Response size (bytes)				OK	340	340	340	339	340	338	340	340
Response time (ms)				OK	6	4	5	13	9	6	11	15

Responses for health.gov/DNSKEY

Name	TTL	Type	Data	Status	Returned by
Name	TTL	Type	Data	Status	ns11.hhs.gov. (158.74.35.11)	ns11.hhs.gov. (2607:f220:0:1::3a)	ns12.hhs.gov. (158.74.35.12)	ns12.hhs.gov. (2607:f220:0:1::3b)
RR count (Answer/Authority/Additional)				OK	0/1/1	0/1/1	0/1/1	0/1/1
Response size (bytes)				OK	99	99	99	99
Response time (ms)				OK	160	174	160	174

Responses for health.gov/NS

Name	TTL	Type	Data	Status	Returned by
Name	TTL	Type	Data	Status	ns11.hhs.gov. (158.74.35.11)	ns11.hhs.gov. (2607:f220:0:1::3a)	ns12.hhs.gov. (158.74.35.12)	ns12.hhs.gov. (2607:f220:0:1::3b)
health.gov	90	NS	ns11.hhs.gov. ns12.hhs.gov.	OK	Y	Y	Y	Y
RR count (Answer/Authority/Additional)				OK	2/0/1	2/0/1	2/0/1	2/0/1
Response size (bytes)				OK	81	81	81	81
Response time (ms)				OK	111	116	112	116

Responses for health.gov/NS

Name	TTL	Type	Data	Status	Returned by
Name	TTL	Type	Data	Status	ns11.hhs.gov. (158.74.35.11)	ns11.hhs.gov. (2607:f220:0:1::3a)	ns12.hhs.gov. (158.74.35.12)	ns12.hhs.gov. (2607:f220:0:1::3b)
health.gov	90	NS	ns11.hhs.gov. ns12.hhs.gov.	OK	Y	Y	Y	Y
RR count (Answer/Authority/Additional)				OK	2/0/1	2/0/1	2/0/1	2/0/1
Response size (bytes)				OK	81	81	81	81
Response time (ms)				OK	111	116	112	116

Responses for health.gov/MX

Name	TTL	Type	Data	Status	Returned by
Name	TTL	Type	Data	Status	ns11.hhs.gov. (158.74.35.11)	ns11.hhs.gov. (2607:f220:0:1::3a)	ns12.hhs.gov. (158.74.35.12)	ns12.hhs.gov. (2607:f220:0:1::3b)
health.gov	86400	MX	10 smtp2.ees.hhs.gov. 20 smtp.ees.hhs.gov.	OK	Y	Y	Y	Y
RR count (Answer/Authority/Additional)				OK	2/2/1	2/2/1	2/2/1	2/2/1
Response size (bytes)				OK	128	128	128	128
Response time (ms)				OK	153	174	159	175

Responses for health.gov/CNAME

Name	TTL	Type	Data	Status	Returned by
Name	TTL	Type	Data	Status	ns11.hhs.gov. (158.74.35.11)	ns11.hhs.gov. (2607:f220:0:1::3a)	ns12.hhs.gov. (158.74.35.12)	ns12.hhs.gov. (2607:f220:0:1::3b)
RR count (Answer/Authority/Additional)				OK	0/1/1	0/1/1	0/1/1	0/1/1
Response size (bytes)				OK	99	99	99	99
Response time (ms)				OK	130	142	129	142

Responses for health.gov/CDS

Name	TTL	Type	Data	Status	Returned by
Name	TTL	Type	Data	Status	ns11.hhs.gov. (158.74.35.11)	ns11.hhs.gov. (2607:f220:0:1::3a)	ns12.hhs.gov. (158.74.35.12)	ns12.hhs.gov. (2607:f220:0:1::3b)
RR count (Answer/Authority/Additional)				OK	0/1/1	0/1/1	0/1/1	0/1/1
Response size (bytes)				OK	99	99	99	99
Response time (ms)				OK	153	174	159	174

Responses for health.gov/TXT

Name	TTL	Type	Data	Status	Returned by
Name	TTL	Type	Data	Status	ns11.hhs.gov. (158.74.35.11)	ns11.hhs.gov. (2607:f220:0:1::3a)	ns12.hhs.gov. (158.74.35.12)	ns12.hhs.gov. (2607:f220:0:1::3b)
health.gov	86400	TXT	"v=spf1 a mx ip4:158.72.139.19 ip4:158.70.144.146 ~all" "identrust_validate=UEm1zjcbQRWTaG5QUef6q5yNIMYamxSxKKZ1J7Tk4oSS"	OK	Y	Y	Y	Y
RR count (Answer/Authority/Additional)				OK	2/2/1	2/2/1	2/2/1	2/2/1
Response size (bytes)				OK	223	223	223	223
Response time (ms)				OK	159	174	159	175

Responses for health.gov/SOA

Name	TTL	Type	Data	Status	Returned by
Name	TTL	Type	Data	Status	ns11.hhs.gov. (158.74.35.11)	ns11.hhs.gov. (2607:f220:0:1::3a)	ns12.hhs.gov. (158.74.35.12)	ns12.hhs.gov. (2607:f220:0:1::3b)
health.gov	86400	SOA	ns11.hhs.gov. hostmaster.psc.hhs.gov. 2025102202 10800 1200 2592000 3600	OK	Y	Y	Y	Y
RR count (Answer/Authority/Additional)				OK	1/2/1	1/2/1	1/2/1	1/2/1
Response size (bytes)				OK	132	132	132	132
Response time (ms)				OK	127	142	128	142

Responses for health.gov/NSEC3PARAM

Name	TTL	Type	Data	Status	Returned by
Name	TTL	Type	Data	Status	ns11.hhs.gov. (158.74.35.11)	ns11.hhs.gov. (2607:f220:0:1::3a)	ns12.hhs.gov. (158.74.35.12)	ns12.hhs.gov. (2607:f220:0:1::3b)
RR count (Answer/Authority/Additional)				OK	0/1/1	0/1/1	0/1/1	0/1/1
Response size (bytes)				OK	99	99	99	99
Response time (ms)				OK	126	175	160	140

Responses for health.gov/AAAA

Name	TTL	Type	Data	Status	Returned by
Name	TTL	Type	Data	Status	ns11.hhs.gov. (158.74.35.11)	ns11.hhs.gov. (2607:f220:0:1::3a)	ns12.hhs.gov. (158.74.35.12)	ns12.hhs.gov. (2607:f220:0:1::3b)
RR count (Answer/Authority/Additional)				OK	0/0/1	0/0/1	0/0/1	0/0/1
Response size (bytes)				OK	39	39	39	39
Response time (ms)				OK	131	142	130	142

Responses for brzk5.1fe0i.health.gov/A

Name	TTL	Type	Data	Status	Returned by
Name	TTL	Type	Data	Status	ns11.hhs.gov. (158.74.35.11)	ns11.hhs.gov. (2607:f220:0:1::3a)	ns12.hhs.gov. (158.74.35.12)	ns12.hhs.gov. (2607:f220:0:1::3b)
RR count (Answer/Authority/Additional)				OK
Response size (bytes)				OK
Response time (ms)				OK

Responses for health.gov/A

Name	TTL	Type	Data	Status	Returned by
Name	TTL	Type	Data	Status	ns11.hhs.gov. (158.74.35.11)	ns11.hhs.gov. (2607:f220:0:1::3a)	ns12.hhs.gov. (158.74.35.12)	ns12.hhs.gov. (2607:f220:0:1::3b)
health.gov	600	A	18.154.227.31 18.154.227.32 18.154.227.55 18.154.227.123	OK	Y	Y	Y	Y
RR count (Answer/Authority/Additional)				OK	4/0/1	4/0/1	4/0/1	4/0/1
Response size (bytes)				OK	103	103	103	103
Response time (ms)				OK	112	122	113	122

Responses for health.gov/CDNSKEY

Name	TTL	Type	Data	Status	Returned by
Name	TTL	Type	Data	Status	ns11.hhs.gov. (158.74.35.11)	ns11.hhs.gov. (2607:f220:0:1::3a)	ns12.hhs.gov. (158.74.35.12)	ns12.hhs.gov. (2607:f220:0:1::3b)
RR count (Answer/Authority/Additional)				OK	0/1/1	0/1/1	0/1/1	0/1/1
Response size (bytes)				OK	99	99	99	99
Response time (ms)				OK	127	140	126	141