ml.com

Checked 22 October 2026, 09:52 UTC · via 8.8.8.8
!Passed with warnings
31 passed 1 warning 0 failed 3 info

Registration

info

.com generic · CSC Corporate Domains, Inc. · expires 2027-05-17

Found

TLD
.com (generic)
ICANN policies apply
yes
Registrar
CSC Corporate Domains, Inc.
Registered
16 May 1990
Last changed
13 May 2026
Expires
17 May 2027
Status
client transfer prohibited, server delete prohibited, server transfer prohibited, server update prohibited
Registry nameservers
a.ns-bac.com, b.ns-bac.org, c.ns-bac.net, d.ns-bac.info, e.ns-boa.biz, f.ns-boa.us, g.ns-bac.com
RDAP server
https://rdap.verisign.com/com/v1/

Checks

  • i
    .com is a generic TLD (gTLD)
    Generic TLD under an ICANN registry agreement: ICANN-accredited registrars, UDRP and RDAP apply.
    #1
  • ✓ TLD delegated and signed #2
    .com is delegated in the root zone and DNSSEC-signed.
  • ✓ Expires on 2027-05-17 #3
    The registration is valid until 2027-05-17 (206 days).
  • ✓ Transfer locked #4
    Registry status: client transfer prohibited, server delete prohibited, server transfer prohibited, server update prohibited.
  • ✓ Registry and delegation match #5
    The nameservers registered at the registry are the ones published in DNS.

Delegation

info

a.ns-bac.com, b.ns-bac.org, c.ns-bac.net, d.ns-bac.info, e.ns-boa.biz, f.ns-boa.us, g.ns-bac.com

Found

Parent zone
com
Delegation from
a.gtld-servers.net (192.5.6.30)
NS at the parent
a.ns-bac.com, b.ns-bac.org, c.ns-bac.net, d.ns-bac.info, e.ns-boa.biz, f.ns-boa.us, g.ns-bac.com
NS in the zone
a.ns-bac.com, b.ns-bac.org, c.ns-bac.net, d.ns-bac.info, e.ns-boa.biz, f.ns-boa.us, g.ns-bac.com
NameserverAddressesNetwork (AS)Glue
a.ns-bac.com2.16.40.64 2600:1403:a::40AS21342 AKAMAI-ASN2 - Akamai International B.V., NL AS21342 AKAMAI-ASN2 - Akamai International B.V., NL2.16.40.64 2600:1403:a::40
b.ns-bac.org184.26.160.64 2600:1480:f000::40AS21342 AKAMAI-ASN2 - Akamai International B.V., NL AS21342 AKAMAI-ASN2 - Akamai International B.V., NL-
c.ns-bac.net193.108.91.121 2600:1401:2::79AS20940 AKAMAI-ASN1 - Akamai International B.V., NL AS21342 AKAMAI-ASN2 - Akamai International B.V., NL-
d.ns-bac.info23.61.199.64 2600:1406:32::40AS21342 AKAMAI-ASN2 - Akamai International B.V., NL AS21342 AKAMAI-ASN2 - Akamai International B.V., NL-
e.ns-boa.biz96.7.49.64AS21342 AKAMAI-ASN2 - Akamai International B.V., NL-
f.ns-boa.us95.101.36.64AS21342 AKAMAI-ASN2 - Akamai International B.V., NL-
g.ns-bac.com156.154.130.100AS12008 VERCARA - Vercara, LLC, US156.154.130.100

Checks

  • ✓ 7 nameservers #6
    Delegated to a.ns-bac.com, b.ns-bac.org, c.ns-bac.net, d.ns-bac.info, e.ns-boa.biz, f.ns-boa.us, g.ns-bac.com.
  • ✓ Parent and zone agree #7
    The parent delegation and the zone's NS records list the same nameservers.
  • ✓ No glue needed #8
    All nameservers are outside the zone, so no glue records are needed.
  • ✓ All names resolve #9
    Every nameserver name has an address and is not an alias.
  • ✓ Nameservers in different networks #10
    The nameservers are spread over 7 IPv4 /24s and 4 IPv6 /48s.
  • ✓ 3 autonomous systems #11
    The nameservers are spread over: AS12008 (VERCARA - Vercara, LLC, US): 1 address; AS20940 (AKAMAI-ASN1 - Akamai International B.V., NL): 1 address; AS21342 (AKAMAI-ASN2 - Akamai International B.V., NL): 9 addresses.
  • ✓ Nameserver names under 6 TLDs #12
    Nameserver names use the TLDs .biz, .com, .info, .net, .org, .us.
  • i
    Partly IPv6
    These nameservers have no IPv6 address: e.ns-boa.biz, f.ns-boa.us, g.ns-bac.com.
    #13

Nameservers

warn

11 of 11 addresses answer authoritatively

Found

NameserverAnswerRecursionTCP / EDNSAXFRVersion
a.ns-bac.com 2.16.40.64NOERROR, 3 ms, authoritativenoyes / yesrefused48878.32
a.ns-bac.com 2600:1403:a::40NOERROR, 4 ms, authoritativenoyes / yesrefused48878.31
b.ns-bac.org 184.26.160.64NOERROR, 3 ms, authoritativenoyes / yesrefused48878.31
b.ns-bac.org 2600:1480:f000::40NOERROR, 4 ms, authoritativenoyes / yesrefused48878.30
c.ns-bac.net 193.108.91.121NOERROR, 4 ms, authoritativenoyes / yesrefused41824.7
c.ns-bac.net 2600:1401:2::79NOERROR, 3 ms, authoritativenoyes / yesrefused41824.4
d.ns-bac.info 23.61.199.64NOERROR, 4 ms, authoritativenoyes / yesrefused41824.4
d.ns-bac.info 2600:1406:32::40NOERROR, 3 ms, authoritativenoyes / yesrefused41824.6
e.ns-boa.biz 96.7.49.64NOERROR, 4 ms, authoritativenoyes / yesrefused41824.4
f.ns-boa.us 95.101.36.64NOERROR, 3 ms, authoritativenoyes / yesrefused48878.30
g.ns-bac.com 156.154.130.100NOERROR, 35 ms, authoritativenoyes / yesrefusedUltraDNS Nameserver

Checks

  • ✓ All respond #14
    All 11 nameserver addresses answered.
  • ✓ All authoritative #15
    Every responding nameserver answers authoritatively for the zone.
  • ✓ No recursion #16
    The nameservers do not answer recursive queries for other domains.
  • !
    Software version disclosed
    These nameservers report their software version via version.bind/version.server, which helps attackers find known vulnerabilities: a.ns-bac.com: "48878.32"; a.ns-bac.com: "48878.31"; b.ns-bac.org: "48878.31"; b.ns-bac.org: "48878.30"; c.ns-bac.net: "41824.7"; c.ns-bac.net: "41824.4"; d.ns-bac.info: "41824.4"; d.ns-bac.info: "41824.6"; e.ns-boa.biz: "41824.4"; f.ns-boa.us: "48878.30". Hide or replace the version string.
    #17
  • ✓ Zone transfers refused #18
    No nameserver allows a zone transfer to the public.
  • ✓ TCP supported #19
    All nameservers answer over TCP.
  • ✓ EDNS supported #20
    All nameservers support EDNS(0).
  • ✓ Public addresses #21
    All nameserver addresses are publicly routable.

SOA

pass

serial 2026102201 · primary a.ns-bac.com

Found

Primary (MNAME)
a.ns-bac.com
Contact (RNAME)
hostmaster.bankofamerica.com
Serial
2026102201
Refresh / retry
3600 s / 900 s
Expire
604800 s
Negative TTL
600 s

Serial per nameserver

NameserverSerial
a.ns-bac.com (2.16.40.64)2026102201
a.ns-bac.com (2600:1403:a::40)2026102201
b.ns-bac.org (184.26.160.64)2026102201
b.ns-bac.org (2600:1480:f000::40)2026102201
c.ns-bac.net (193.108.91.121)2026102201
c.ns-bac.net (2600:1401:2::79)2026102201
d.ns-bac.info (23.61.199.64)2026102201
d.ns-bac.info (2600:1406:32::40)2026102201
e.ns-boa.biz (96.7.49.64)2026102201
f.ns-boa.us (95.101.36.64)2026102201
g.ns-bac.com (156.154.130.100)2026102201

Checks

  • ✓ Serial 2026102201 everywhere #22
    All nameservers serve the same version of the zone.
  • ✓ Timers within recommendations #23
    SOA refresh 1h, retry 15m, expire 7d, negative TTL 10m.
  • ✓ Primary is a public nameserver #24
    The primary nameserver a.ns-bac.com is one of the listed nameservers.
  • ✓ Contact hostmaster@bankofamerica.com #25
    The SOA RNAME hostmaster.bankofamerica.com means hostmaster@bankofamerica.com.
  • ✓ Date-based serial #26
    The serial 2026102201 follows the YYYYMMDDnn convention (2026-10-22).

DNSSEC

info

Signed, DS published at parent

Found

Validated by resolver
yes
Denial of existence
NSEC
Signatures valid until
1 November 2026

DS at the parent

Key tagAlgorithmDigestMatches a key
50756RSASHA256 (8)SHA256 0DFEC33E7BEC3938…yes

DNSKEY in the zone

Key tagRoleAlgorithm
39004ZSK (256)RSASHA256 (8)
50756KSK (257)RSASHA256 (8)

Checks

  • ✓ Signed and validated #27
    The zone is signed, the parent publishes a DS record, and the resolver validates the answers.
  • ✓ DS matches a key #28
    The DS record at the parent matches a key in the zone: key tag 50756 (SHA256).
  • ✓ Modern algorithms #29
    Key algorithms: RSASHA256 (8).
  • ✓ Signatures valid until 2026-11-01 #30
    The earliest DNSKEY/SOA signature expires at 2026-11-01 05:34 UTC.
  • i
    NSEC
    The zone uses NSEC, so its full contents can be listed by walking the NSEC chain. That is fine unless the names are sensitive.
    #31

Records

pass

85 records at the apex

Found

Read from
2.16.40.64:53
TypeValueTTL
SOAa.ns-bac.com. hostmaster.bankofamerica.com. 2026102201 3600 900 604800 600600
NSa.ns-bac.com.86400
NSg.ns-bac.com.86400
NSd.ns-bac.info.86400
NSe.ns-boa.biz.86400
NSf.ns-boa.us.86400
NSb.ns-bac.org.86400
NSc.ns-bac.net.86400
A3.173.22.90600
A3.173.21.90600
A3.173.23.90600
MX10 mxa-0000ec05.gslb.pphosted.com.3600
MX10 mxb-0000ec05.gslb.pphosted.com.3600
TXT"00DE0000000ZaqE=1TBHt000000XZEE"600
TXT"00D300000005zGi=1TBKe000000oLoW"600
TXT"webexdomainverification.1TKU2=082dd1ae-043a-43a9-9c3c-b083168c014e"600
TXT"00D210000002QLf=1TBDl0000008OKL"600
TXT"v=spf1 include:bankofamerica.com ~all"600
TXT"webexdomainverification.D182=539b4775-f31f-4364-b4da-b3d2df17bc7f"600
TXT"00D0b000000De84=1TBKW000000GmaE"600
TXT"00DD50000009T2F=1TBD50000004CC7"600
TXT"00D3K0000008lCp=1TBDc0000008OLx"600
TXT"00D300000000K1b=1TBKZ0000004C9J"600
TXT"ciscocidomainverification=4bc44a990d5e4f83c6842f70793bdb41dbaf21e1f5e2efe091aeb82571ccbe4a"600
TXT"00DDE0000045mMg=1TBDE000000CaRC"600
TXT"00D30000001H88T=1TBKX000000Gmb9"600
TXT"3RRQCKXA2IX9XK8NV5H6LGRWCN30HCUBYFW47BDP5"600
TXT"00D30000001FXpf=1TBHt000000000M"600
TXT"_0fa61azy6r3httlcoscove0ey02k1y3"600
TXT"webexdomainverification.1TKBV=933a9d1a-cb70-442c-a302-ad805fc046d8"600
TXT"webexdomainverification.DMQQ=873761a7-b35e-4255-98f0-fcb9920ab07b"600
TXT"docusign=a08e0800-af06-45ad-acba-9fadd648dbef"600
TXT"00D36000000rZom=1TBHq0000004C98"600
TXT"webexdomainverification.D04F=8e428275-85fb-4c4b-b2a6-e349c74cf922"600
TXT"00D60000000KTAU=1TBKZ00000000BE"600
TXT"webexdomainverification.EPKA=8d197962-1882-42ea-b270-8367e2fabd26"600
TXT"00D700000009PLP=1TBKe0000004C98"600
TXT"webexdomainverification.AU51=fbfbf5ce-8bc6-4040-8cc1-d1631dc4467f"600
TXT"apple-domain-verification=QmyIMaHVhu7omo2l"600
TXT"00D1D000000jT9H=1TBDR0000008OIy"600
TXT"00DDY0000000PuC=1TBDY0000004C99"600
TXT"webexdomainverification.BV9Q=75e79afb-746f-45c0-9b6b-2a780ade4d57"600
TXT"00Dd0000000fllf=1TBKh000000Kynm"600
TXT"webexdomainverification.KK48=c597f065-4e93-48ab-9171-2f9942267358"600
TXT"webexdomainverification.7VRFC=ee4cb7d1-d0be-40e8-9f05-cae5ca590d47"600
TXT"00D52000000JPHM=1TBDU000000GmaA"600
TXT"00D30000001H1Cv=1TBHt0000000006"600
TXT"00DDk000000E4pS=1TBDk0000008ONF"600
TXT"00DDn0000014WMF=1TBDn000000000G"600
TXT"00D4C0000008x25=1TBD10000004CCW"600
TXT"docusign=40d18cae-37a1-4088-8f55-0d632bac808e"600
TXT"00DDc0000005CbI=1TBDc0000004CEn"600
TXT"00DDE0000044SVQ=1TBDE000000001U"600
TXT"00DDU00000081t1=1TBDU000000Gmad"600
TXT"webexdomainverification.KK43=3df1b2a0-c6ce-42b1-bb09-94c6285109a6"600
TXT"00D37000000J5Lh=1TBKb000000TN73"600
TXT"00D30000000nqfl=1TBHt000000CaRC"600
TXT"00DDG00000NAncy=1TBDG0000008OKb"600
TXT"webexdomainverification.DPFR=6932d3a5-0c2e-404a-a680-adcfc3c89e8a"600
TXT"00DHo000007ESQH=1TBHo000000sXtW"600
TXT"00D7g0000005BwN=1TBD70000004CBE"600
TXT"00D750000000NEs=1TBDh0000004C96"600
TXT"00D30000000nW2o=1TBKd000000000G"600
TXT"00DDL00000D40CM=1TBDL000000001T"600
TXT"00D300000000Lsb=1TBHp0000008OIA"600
TXT"00D8I0000016LkC=1TBDa000000000d"600
TXT"webexdomainverification.8BOEU=5877ece5-6264-4f5a-882d-c9b076e22c4c"600
TXT"00D46000000aATr=1TBKk0000000006"600
TXT"webexdomainverification.7WJTK=4b8b35d6-5f2a-4d70-8504-8bd3c98d3b0c"600
TXT"00DDn0000014WHa=1TBDn000000XZAM"600
TXT"MS=ms55580738"600
TXT"google-gws-recovery-domain-verification=69715663"600
TXT"webexdomainverification.=f35cd535-0a7c-4a18-9bb5-ccf574fbc5a3"600
TXT"adobe-idp-site-verification=9ada80f3353e9d9f74fe86147d2cac1dc9242f9fbe5d6a64ab63149dcf5bb6b8"600
TXT"00D2g0000000ZPI=1TBD1000000000L"600
TXT"00DDn00000122RU=1TBDn0000004C9I"600
TXT"00D3000000071D4=1TBKX0000008OIz"600
TXT"webexdomainverification.=eab34729-3574-4688-b601-940fd470415c"600
TXT"00D400000007EoN=1TBKY000000fxU4"600
TXT"00D30000001HRSt=1TBKe000000blLh"600
TXT"_hl8x662121wbbgf1xwkb72isn342tv0"600
CAA0 issue "digicert.com"600
CAA0 issue "amazontrust.com"600
CAA0 issuevmc "digicert.com"600
CAA0 issue "sectigo.com"600

Checks

  • ✓ TTLs within range #32
    TTLs: A 10m, MX 1h, NS 1d. The NS TTL at the parent is 2d and in the zone 1d; resolvers may use either.
  • ✓ No CNAME at the apex #33
    The zone apex has no CNAME record.
  • ✓ No wildcard #34
    Names that don't exist return NXDOMAIN.
  • ✓ CAA restricts issuance #35
    Certificates may be issued by: digicert.com, amazontrust.com, sectigo.com.