ROBTEX.COM - cerf.net
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cerf.net checked at 2025-12-04T19:19:42.099Z 368ms 72/72/72 100% R:16 allDone:true timedOut:false cerf.net
| NS | ns-east.cerf.net | ||||||
| A | 2001:1890:1ff:9f1:99:99:99:136🇺🇸 AT&T US - 7018 | ||||||
| PTR | ns-east.cerf.net | ||||||
| A | 99.99.99.136🇺🇸 AT&T US - 7018 | ||||||
| PTR | ns-east.cerf.net | ||||||
| NS | ns-west.cerf.net | ||||||
| A | 2001:1890:1ff:9f0:68:94:156:136🇺🇸 AT&T US - 7018 | ||||||
| PTR | ns-west.cerf.net | ||||||
| A | 68.94.156.136🇺🇸 AT&T US - 7018 | ||||||
| PTR | ns-west.cerf.net | ||||||
| MX | mxa-00191d01.gslb.pphosted.com | ||||||
| A | 67.231.149.140🇺🇸 Proofpoint | ||||||
| PTR | mx0a-00191d01.pphosted.com | ||||||
| MX | mxb-00191d01.gslb.pphosted.com | ||||||
| A | 67.231.149.140🇺🇸 Proofpoint | ||||||
| PTR | mx0a-00191d01.pphosted.com | ||||||
net
rank #31659 in the tld
Up
chorus.cerf.net |
projects.cerf.net |
nyc-dc1.cerf.net |
hq-bcast.cerf.net |
san-bb2.cerf.net |
san-bb1.cerf.net |
logan5.cerf.net |
sfo-bb3.cerf.net |
sea2-edc1.cerf.net |
bos-bb2.cerf.net |
sac-bb1.cerf.net |
chi-bb3.cerf.net |
pike.cerf.net |
nyc.cerf.net |
smtp1.cerf.net |
dca-bb4.cerf.net |
sysadmin1.cerf.net |
nj-bb1.cerf.net |
bos-bb1.cerf.net |
data02.cerf.net |
route-server.cerf.net |
atl-bb1.cerf.net |
san-hq4.cerf.net |
paix-trmsrv.cerf.net |
nocsys.cerf.net |
webadmin.cerf.net |
lax-gw1.cerf.net |
det-bb4.cerf.net |
web.cerf.net |
sc2-edc1.cerf.net |
rwc-bb5.cerf.net |
san-hq7.cerf.net |
sea1-edc1.cerf.net |
smtp2.cerf.net |
ns-east.cerf.net |
san-dc1.cerf.net |
san-hq3.cerf.net |
oma-bb1.cerf.net |
slc-bb1.cerf.net |
devserv1.cerf.net |
nj1-edc1.cerf.net |
rwc-dc.cerf.net |
rwc.cerf.net |
mrtg3.cerf.net |
cerfscope-pc.cerf.net |
ind-bb1.cerf.net |
det-bb5.cerf.net |
san-dc2.cerf.net |
sc3-edc1.cerf.net |
air2.cerf.net |
mrtg1.cerf.net |
chi-bb5.cerf.net |
penta.cerf.net |
mrtg1stby.cerf.net |
ns-west.cerf.net |
dial-800.cerf.net |
chi-bb2.cerf.net |
phl-bb2.cerf.net |
dca-bb3.cerf.net |
lax-bb5.cerf.net |
chi-bb4.cerf.net |
kc-bb1.cerf.net |
sea-bb1.cerf.net |
rwc-bb4.cerf.net |
cle-bb1.cerf.net |
lax-bb4.cerf.net |
nyc-dc2.cerf.net |
lax-bb1.cerf.net |
det-bb1.cerf.net |
san-hq2.cerf.net |
flylo.cerf.net |
dfw-bb1.cerf.net |
phl-bb1.cerf.net |
san-hq6.cerf.net |
nyc-bb3.cerf.net |
sjc-bb3.cerf.net |
op-bcast.cerf.net |
paix.cerf.net |
www.cerf.net |
phx-bb1.cerf.net |
nttest.cerf.net |
por-bb1.cerf.net |
rwc-bb3.cerf.net |
startup.cerf.net |
snorlax.cerf.net |
san-bb4.cerf.net |
nyc-bb2.cerf.net |
pit-bb1.cerf.net |
matrix.cerf.net |
dev-web.cerf.net |
hou-bb1.cerf.net |
mrtg-noc.cerf.net |
lax-bb7.cerf.net |
san-bb6.cerf.net |
san-dc.cerf.net |
intel-solaris1.cerf.net |
san-hq5.cerf.net |
sjc-bb1.cerf.net |
nyc-bb4.cerf.net |
gnu.cerf.net |
cdi.cerf.net |
sjc-bb2.cerf.net |
nyc-bb5.cerf.net |
sprint-nap.cerf.net |
bos.cerf.net |
op-net.cerf.net |
nms1.cerf.net |
blackhole.cerf.net |
dca-bb2.cerf.net |
chorus-west.cerf.net |
smithtm.cerf.net |
staff.cerf.net |
penguin.cerf.net |
san.cerf.net |
aus-bb1.cerf.net |
pit-bb2.cerf.net |
isoms-inv1.cerf.net |
roc-bb1.cerf.net |
image.cerf.net |
sd.cerf.net |
nebulus.cerf.net |
syr-bb1.cerf.net |
sea-bb2.cerf.net |
det-bb2.cerf.net |
lax-bb2.cerf.net |
nyc-bb8.cerf.net |
day-bb1.cerf.net |
staff1.cerf.net |
san-bb3.cerf.net |
anx.cerf.net |
air1.cerf.net |
sfo-bb2.cerf.net |
msp-bb1.cerf.net |
sc4-edc1.cerf.net |
mia-bb1.cerf.net |
Starts with same word
cerf.ch |
cerf.de |
cerf.re |
cerf.org |
cerf.fr |
cerf.be |
cerf.cz |
cerf.lv |
cerf.us |
cerf.ro |
cerf.me |
cerf.info |
cerf.eu |
cerf.net |
cerf.com |
cerf.ru |
cerf.com.tn |
Starts similarily
AI analysis
cerf.net is the parent of chorus.cerf.net, projects.cerf.net, nyc-dc1.cerf.net, hq-bcast.cerf.net, san-bb2.cerf.net and hundreds of other host names.
cerf.net's delegation uses two name servers: ns-east.cerf.net and ns-west.cerf.net.
cerf.net uses the same name server setup as other domains, such as san1.attens.com, lax-bb2.cerf.net, 217.19.206.in-addr.arpa, 9.241.63.in-addr.arpa and attens.net.
cerf.net at least partially shares name servers with other domains, including 153.134.23.in-addr.arpa, hitachi-hta.com, pharmcas.net, mi-perftest1.com.cn and 207.18.206.in-addr.arpa.
These name servers are commonly used with dbru.br.ns.els-gms.att.net, dmtu.mt.ns.els-gms.att.net, ns1.sbcidc.com, ns2.sbcidc.com, ns1.attemea.net, ns2.attemea.net, ns3.attemea.net, ns4.attemea.net, ns1.usi.net and ns2.usi.net.
Host names with two IPs:
ns-east.cerf.net points to 2001:1890:1ff:9f1:99:99:99:136 and 99.99.99.136
ns-west.cerf.net points to 2001:1890:1ff:9f0:68:94:156:136 and 68.94.156.136
cerf.net is served by two mail servers mxa-00191d01.gslb.pphosted.com and mxb-00191d01.gslb.pphosted.com.
cerf.net shares its mail server setup with other domains, including usi.net, acus.com, pbi.net and accbusiness.com.
Host names with a single IP number:
The host name mxa-00191d01.gslb.pphosted.com points to 67.231.149.140.
The host name mxb-00191d01.gslb.pphosted.com points to 67.231.149.140.
Host names pointing to 67.231.149.140: mxa-00191d01.gslb.pphosted.com and mxb-00191d01.gslb.pphosted.com.