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πŸ‡¦πŸ‡Ί ASX 200 Email Security

Weekly audit of email security across 193 companies in the ASX 200.

Australian Securities Exchange Β· 193 companies analysed Β· Scan week: 2026-03-02

Average score

42/ 100

DMARC reject

44.6%

BIMI configured

10%

MTA-STS enforce

1%

DNSSEC enabled

5.7%

0
A+
0
A
6
B
68
C
88
D
31
F

42

Average

47

Median

0

Min

73

Max

Company

Grade
1Bank of Queenslandboq.com.au73B
2Credit Corp Groupcreditcorp.com.au73B
3Evolution Miningevolutionmining.com.au71B
4Bramblesbrambles.com71B
5Ramelius Resourcesrameliusresources.com.au70B
6James Hardiejameshardie.com70B
7AMPamp.com.au67C
8Computersharecomputershare.com67C
9Perseus Miningperseusmining.com67C
10GrainCorpgraincorp.com.au66C
11Link Administrationlinkmarketservices.com66C
12Cromwell Property Groupcromwell.com.au63C
13HUB24hub24.com.au63C
14Macquarie Groupmacquarie.com60C
15Westpacwestpac.com.au60C
16Ansellansell.com60C
17Seekseek.com.au59C
18Netwealth Groupnetwealth.com.au59C
19Zipzip.co58C
20Transurbantransurban.com58C
21CAR Groupcarsales.com.au58C
22Qantasqantas.com58C
23APA Groupapa.com.au58C
24Newcrestnewcrest.com.au58C
25Healiushealius.com.au58C
26REA Grouprea.com58C
27Origin Energyoriginenergy.com.au57C
28Mineral Resourcesmineralresources.com.au56C
29Goodman Groupgoodman.com56C
30Domain Groupdomain.com.au56C
31Blackmoresblackmores.com.au55C
32BlueScopebluescope.com55C
33Boralboral.com.au55C
34Sonic Healthcaresonichealthcare.com55C
35AUB Groupaubgroup.com.au55C
36Super Retail Groupsuperretailgroup.com.au55C
37Aristocrat Leisurearistocrat.com55C
38Challengerchallenger.com.au55C
39Medibankmedibank.com.au55C
40Viva Energyvivaenergy.com.au55C
41Inghamsinghams.com.au55C
42Woolworthswoolworths.com.au55C
43Adbriadbri.com.au55C
44Endeavour Groupendeavourgroup.com.au55C
45Worleyworley.com55C
46Lendleaselendlease.com54C
47Deterra Royaltiesdeterraroyalties.com54C
48Bendigo & Adelaide Bankbendigoadelaide.com.au54C
49Nine Entertainmentnineentertainment.com.au54C
50ALSals.com54C
51Cleanawaycleanaway.com.au54C
52Telix Pharmaceuticalstelixpharma.com53C
53Ampolampol.com.au52C
54ASXasx.com.au52C
55Charter Hallcharterhall.com.au52C
56Charter Hall Long WALE REITcharterhall.com.au52C
57Charter Hall Retail REITcharterhall.com.au52C
58Commonwealth Bankcommbank.com.au52C
59Insurance Australia Groupiag.com.au52C
60Santossantos.com52C
61Steadfast Groupsteadfast.com.au52C
62Reece Groupreece.com.au51C
63InvoCareinvocare.com.au51C
64Stocklandstockland.com.au51C
65Nickel Industries Limitednickelindustries.com51C
66Nanosonicsnanosonics.com51C
67Magellan Financial Groupmagellangroup.com.au51C
68Lynaslynascorp.com51C
69BWP Trustbwptrust.com.au51C
70Pointsbet Holdingspointsbet.com51C
71Core Lithiumcorelithium.com.au50C
72Harvey Normanharveynorman.com.au50C
73Coronado Global Resourcescoronadoglobal.com50C
74Pro Medicuspromedicus.com.au50C
75National Australia Banknab.com.au49D
76TechnologyOnetechnologyonecorp.com49D
77Costa Groupcostagroup.com.au49D
78Shopping Centres Australasia Property Groupscaproperty.com.au49D
79Seven Group Holdingssevengroup.com.au49D
80ResMedresmed.com49D
81QBE Insuranceqbe.com49D
82City Chic Collectivecitychic.com.au49D
83Northern Star Resourcesnorthernstarresources.com.au49D
84Tyro Paymentstyro.com48D
85Webjetwebjet.com.au48D
86De Grey Miningdegreymining.com.au48D
87Aurizonaurizon.com.au48D
88St Barbarastbarbara.com.au48D
89South32south32.net48D
90Novonixnovonixgroup.com48D
91Bapcorbapcor.com.au48D
92Sandfire Resourcessandfire.com.au48D
93Bega Cheesebegacheese.com.au47D
94Australia & New Zealand Banking Groupanz.com47D
95AGL Energyagl.com.au47D
96Xeroxero.com47D
97Ramsay Health Careramsayhealth.com47D
98Imugeneimugene.com47D
99GUD Holdingsgud.com.au46D
100Growthpoint Propertiesgrowthpoint.com.au46D
101Coles Groupcolesgroup.com.au46D
102Ororaororagroup.com46D
103Cochlearcochlear.com46D
104Telstratelstra.com.au46D
105Oricaorica.com46D
106EML Paymentsemlpayments.com45D
107Paladin Energypaladinenergy.com.au45D
108Woodside Energywoodsideenergy.com45D
109Virgin Money UKvirginmoney.com44D
110Fisher & Paykel Healthcarefphealthcare.com44D
111WiseTech Globalwisetechglobal.com44D
112BHPbhp.com44D
113Janus Hendersonjanushenderson.com44D
114Iressiress.com44D
115Metcashmetcash.com.au43D
116Pilbara Mineralspilbaraminerals.com.au43D
117JB Hi-Fijbhifi.com.au43D
118Chalice Miningchalicemining.com43D
119Suncorpsuncorp.com.au43D
120Iluka Resourcesiluka.com42D
121Incitec Pivotincitecpivot.com.au42D
122TPG Telecomtpg.com.au41D
123Flight Centreflightcentre.com.au41D
124New Hopenewhopegroup.com.au41D
125Nufarmnufarm.com41D
126Pinnacle Investment Managementpinnaclegroup.com41D
127Regis Resourcesregisresources.com.au41D
128Tabcorptabcorp.com.au41D
129Treasury Wine Estatestreasurywineestates.com40D
130Clinuvel Pharmaceuticalsclinuvel.com39D
131Altiumaltium.com39D
132Independence Groupigo.com.au39D
133Wesfarmerswesfarmers.com.au39D
134ARB Corporationarb.com.au39D
135Star Entertainment Groupstar.com.au39D
136Rio Tintoriotinto.com39D
137Arena REITarena.com.au38D
138Megaportmegaport.com38D
139Choruschorus.co.nz38D
140Perpetualperpetual.com.au38D
141Corporate Travel Managementtravelctm.com38D
142Kelsian Groupkelsian.com.au38D
143Amcoramcor.com37D
144Pendal Grouppendalgroup.com37D
145NextDCnextdc.com36D
146Centuria Industrial REITcenturia.com.au36D
147Downer Groupdownergroup.com36D
148Eagers Automotiveeagersautomotive.com.au36D
149Centuria Capitalcenturia.com.au36D
150Brainchipbrainchipinc.com35D
151Auckland Airportaucklandairport.co.nz35D
152Beach Energybeachenergy.com.au35D
153Oz Mineralsozminerals.com35D
154Abacus Property Groupabacusproperty.com.au35D
155Elderselders.com.au35D
156Dexusdexus.com34D
157Waypoint REITwaypointreit.com.au33D
158Insignia Financialinsigniafinancial.com.au33D
159nibnib.com.au33D
160Premier Investmentspremierinvestments.com.au32D
161Mirvacmirvac.com32D
162Allkemallkem.co31D
163Gold Road Resourcesgoldroad.com.au29F
164Uniti Groupuniti.com.au29F
165Silver Lake Resourcessilverlakeresources.com.au29F
166Aluminaaluminalimited.com28F
167AVZ Mineralsavzminerals.com28F
168CSLcsl.com.au27F
169Collins Foodscollinsfoods.com.au23F
170Qube Holdingsqubeholdings.com23F
171Sims Metalsimsmetal.com15F
172IPHiph.com.au14F
173National Storagensr.com.au14F
174Block, Inc.block.com14F
175United Malt Groupunitedmaltgroup.com8F
176Liontown Resourcesliontownresources.com.au0F
177Fortescuefortescuegroup.com0F
178HomeCo Daily Needs REIThomeconet.com.au0F
179IDP Educationidpabroad.com0F
180Ingenia Groupingeniagroup.com.au0F
181Atlas Arteriaatlasarteria.com.au0F
182Fletcher Buildingfletchers.co.nz0F
183a2 Milk Companya2milkcompany.com0F
184Scentre Groupsccentregroup.com.au0F
185Event Hospitality and Entertainmentevententertainment.com.au0F
186Vicinity Centresvicitymalls.com0F
187Reliance Worldwide Corporationrwccorp.com0F
188Breville Groupbrevellegroup.com0F
189Brickworksbrickworkslimited.com.au0F
190GPT Groupgptgroup.com.au0F
191Domino's Pizza Enterprisesdominospizza.com.au0F
192Lifestyle Communitiesliferesidential.com.au0F
193Whitehaven Coalwhc.net.au0F

Understanding index-level analysis

A stock index groups the largest companies in a market. Analyzing their email security provides a representative snapshot of how a country's or region's corporate sector protects against email-based threats.

What this page shows:

  • Average score - The mean email security score across all constituent companies
  • Grade distribution - How many companies fall into each grade bracket (A+ through F)
  • Company table - Individual scores, grades and key indicator status for each company
  • Sector breakdown - How different industries within the index compare

Key standards tracked

Each company is evaluated on:

  1. SPF - Is the sending policy properly configured? Does it use -all (hard fail)?
  2. DKIM - Are signing keys published and strong enough (2048-bit minimum)?
  3. DMARC - Is a policy in place? Is it set to quarantine or reject?
  4. BIMI - Is the brand logo published for inbox display?
  5. MTA-STS - Is inbound email transport encryption enforced?
  6. DNSSEC - Is the DNS zone signed to prevent spoofing?

FAQ - Frequently asked questions

Q: How are companies scored?

A: Each domain is analyzed for email authentication standards and awarded up to 100 points across three pillars.


Q: What does the grade distribution show?

A: The spread of scores from A+ to F, indicating overall index maturity.


Q: Can I compare indices?

A: Yes, via the Statistics page.


PagePurpose
Observatory DashboardOverall overview with key metrics
StatisticsCross-index and cross-sector comparison
Email Domain CheckAudit your own domain
ASX 200 - Email Security Scores